1. Abdou, M.A.; Ouahid, Loubna; Kumar, Sachin, Plenteous specific analytical solutions for new extended deoxyribonucleic acid (DNA) model arising in mathematical biology, Modern Physics Letters B, 37 (34), art. no. 235017.
   DOI: https://doi.org/10.1142/S0217984923501737
2. Alanazi, Meznah M.; Ouahid, Loubna; Al Shahrani, Jameelah S.; Abdou, M.A.; Kumar, Sachin, Novel soliton solutions to the Atangana Baleanu (AB) fractional for ion sound and Langmuir waves (ISALWs) equations, Optical and Quantum Electronics, 55 (5), art. no. 462.
   DOI: https://doi.org/10.1007/s11082-023-04736-6
3. Ambethkar, Vusala, Impact of the Nusselt and Rayleigh Numbers on Heat Transfer in Rectangular Enclosure, International Journal of Applied Mathematics, 36 (5), pp. 651 – 661.
   DOI: https://doi.org/10.12732/IJAM.V36I5.5
4. Arora, Sahiba; Chill, Ralph; Srivastava, Sachi, Domination of semigroups on standard forms of von Neumann algebras, Archiv der Mathematik, 121 (5-6), pp. 715 – 729.
   DOI: https://doi.org/10.1007/s00013-023-01946-y
5. Bansal, Piyush; Kumar, Ajay; Bansal, Ashish, Uncertainty inequalities for certain connected Lie groups, Annals of Functional Analysis, 14 (3), art. no. 57.
   DOI: https://doi.org/10.1007/s43034-023-00280-2
6. Beniwal, Surbhi; Kumar, Ajay, Ternary rings of unbounded operators, Banach Journal of Mathematical Analysis, 17 (1), art. no. 2.
   DOI: https://doi.org/10.1007/s43037-022-00227-0
7. Das, Pramod Kumar; Das, Tarun, Mean Ergodic Shadowing, Bulletin of the Brazilian Mathematical Society, 54 (1), art. no. 12.
   DOI: https://doi.org/10.1007/s00574-022-00325-5
8. Dhiman, Shubham Kumar; Kumar, Sachin, An optimal system, invariant solutions, conservation laws, and complete classification of Lie group symmetries for a generalized (2+1)-dimensional Davey–Stewartson system of equations for the wave propagation in water of finite depth, European Physical Journal Plus, 138 (3), art. no. 195.
   DOI: https://doi.org/10.1140/epjp/s13360-023-03818-4
9. Dutta, J.; Chandra, S.; Rimpi; Lalitha, C.S., Correction to: Convexifactors, Generalized Convexity, and Optimality Condition (Journal of Optimization Theory and Applications, (2002), 113, 1, (41-64), 10.1023/A:1014853129484), Journal of Optimization Theory and Applications, 197 (1), pp. 383 – 385.
   DOI: https://doi.org/10.1007/s10957-023-02190-8
10. El-Ganaini, Shoukry; Kumar, Sachin, Symbolic computation to construct new soliton solutions and dynamical behaviors of various wave structures for two different extended and generalized nonlinear Schrödinger equations using the new improved modified generalized sub-ODE proposed method, Mathematics and Computers in Simulation, 208, pp. 28 – 56.
    DOI: https://doi.org/10.1016/j.matcom.2023.01.013
11. El-Ganaini, Shoukry; Kumar, Sachin; Niwas, Monika, Construction of multiple new analytical soliton solutions and various dynamical behaviors to the nonlinear convection-diffusion-reaction equation with power-law nonlinearity and density-dependent diffusion via Lie symmetry approach together with a couple of integration approaches, Journal of Ocean Engineering and Science, 8 (3), pp. 226 – 237.
    DOI: https://doi.org/10.1016/j.joes.2022.01.006
12. Gaffar Khan, Abdul; Das, Tarun, Topologically Stable and Persistent Points of Group Actions, Mathematica Scandinavica, 129 (1), pp. 60 – 71.
    DOI: https://doi.org/10.7146/math.scand.a-134098
13. Gaur, Atul; Kumar, Rahul, On Minimal Ring Extensions, Palestine Journal of Mathematics, 12 (Special Issue III), pp. 73 – 78. 
14. Gaur, Atul; Kumar, Rahul, A Question about Maximal Non Φ-Chained Subrings, Communications of the Korean Mathematical Society, 38 (1), pp. 11 – 19.
    DOI: https://doi.org/10.4134/CKMS.c210272
15. Gupta, Prachi; Mishra, P.R.; Gaur, Atul, Bounds on the maximum nonlinearity of permutations on the rings Zp and Z2p, Applicable Algebra in Engineering, Communications and Computing.
    DOI: https://doi.org/10.1007/s00200-022-00594-z
16. Hamid, Ihsanullah; Kumar, Sachin, Symbolic computation and Novel solitons, traveling waves and soliton-like solutions for the highly nonlinear (2+1)-dimensional Schrödinger equation in the anomalous dispersion regime via newly proposed modified approach, Optical and Quantum Electronics, 55 (9), art. no. 755.
    DOI: https://doi.org/10.1007/s11082-023-04903-9
17. Jindal, Divya; Vashisht, Lalit K., Nonstationary frames of translates and frames from the Weyl-Heisenberg group and the extended affine group, Journal of Physics A: Mathematical and Theoretical, 56 (34), art. no. 345204.
    DOI: https://doi.org/10.1088/1751-8121/aceae1
18. Jindal, Divya; Jyoti; Vashisht, Lalit K., Matrix-valued nonstationary frames associated with the Weyl-Heisenberg group and the extended affine group, International Journal of Wavelets, Multiresolution and Information Processing, 21 (6), art. no. 2350022.
    DOI: https://doi.org/10.1142/S0219691323500224
19. Jyoti; Vashisht, Lalit Kumar, On Hilbert–Schmidt Frames for Operators and Riesz Bases,  Journal of Mathematical Physics, Analysis, Geometry, 19 (4), pp. 799 – 821.
    DOI: https://doi.org/10.15407/mag19.03.799
20. Jyoti; Vashisht, Lalit K.; Sinha, Uttam Kumar, Matrix-valued Gabor frames over LCA groups for operators, Filomat, 37 (28), pp. 9543 – 9559.
    DOI: https://doi.org/10.2298/FIL2328543J
21. Kansal, Arpit; Kumar, Ajay; Rajpal, Vandana, Inductive Limit in the category of C*-Ternary Rings, Bulletin of the Korean Mathematical Society, 60 (1), pp. 137 – 148.
    DOI: https://doi.org/10.4134/BKMS.b210939
22. Kansal, Arpit; Kumar, Ajay, Ideals in Haagerup Tensor Product of C* –Ternary Rings and Tros, Operators and Matrices, 17 (3), pp. 731 – 732.
    DOI: https://doi.org/10.7153/oam-2023-17-48
23. Kansal, Arpit; Kumar, Ajay; Rajpal, Vandana, Representations of C*-Ternary Rings, Communications of the Korean Mathematical Society, 38 (1), pp. 123 – 135.
    DOI: https://doi.org/10.4134/CKMS.c210437
24. Kansal, Arpit; Kumar, Ajay, Haagerup tensor product of C⁎-ternary rings, Journal of Mathematical Analysis and Applications, 528 (1), art. no. 127482.
    DOI: https://doi.org/10.1016/j.jmaa.2023.127482
25. Kaur, Gurpreet; Nagpal, Sumit, Partial Sums and Inclusion Relations for Starlike Functions associated with an Evolute of a Nephroid Curve, Bulletin of the Korean Mathematical Society, 60 (6), pp. 1477 – 1496.
    DOI: https://doi.org/10.4134/BKMS.b220582
26. Kipgen, Lhinghoineng; Singh, Randheer, δ – shocks and vacuum states in the Riemann problem for isothermal van der Waals dusty gas under the flux approximation, Physics of Fluids, 35 (1), art. no. 016116.
    DOI: https://doi.org/10.1063/5.0135491
27. Khushboo; Lalitha, C.S., Characterizations of set order relations and nonlinear scalarizations via generalized oriented distance function in set optimization, Journal of Global Optimization, 85 (1), pp. 235 – 249.
    DOI: https://doi.org/10.1007/s10898-022-01203-6
28. Kumar Chaudhary, Bipin; Singh, Randheer, Interaction of steepened wave with a strong shock in van der Waals stiffened relaxing gases, Journal of Applied Physics, 134 (16), art. no. 164702.
    DOI: https://doi.org/10.1063/5.0168012
29. Kumar, Devender; Das, Ruchi, Topological equicontinuity and topological uniform rigidity for dynamical system, Filomat, 37 (20), pp. 6813 – 6822.
    DOI: https://doi.org/10.2298/FIL2320813K
30. Kumar, Rahul; Gaur, Atul; Singh, Anant, Comparable overrings of a commutative ring, Beitrage zur Algebra und Geometrie.
    DOI: https://doi.org/10.1007/s13366-023-00724-9
31. Kumar, Rahul; Singh, Anant; Gaur, Atul, A note on maximal non-λ-rings, Asian-European Journal of Mathematics, 16 (10), art. no. 2350174.
    DOI: https://doi.org/10.1142/S1793557123501747
32. Kumar, Sachin; Dhiman, Shubham Kumar; Chauhan, Astha, Analysis of Lie invariance, analytical solutions, conservation laws, and a variety of wave profiles for the (2+1)-dimensional Riemann wave model arising from ocean tsunamis and seismic sea waves, European Physical Journal Plus, 138 (7), art. no. 622.
    DOI: https://doi.org/10.1140/epjp/s13360-023-04245-1
33. Kumar, Sachin; Hamid, Ihsanullah; Abdou, M.A., Specific wave profiles and closed-form soliton solutions for generalized nonlinear wave equation in (3+1)-dimensions with gas bubbles in hydrodynamics and fluids, Journal of Ocean Engineering and Science, 8 (1), pp. 91 – 102.
    DOI: https://doi.org/10.1016/j.joes.2021.12.003
34. Kumar, Sachin; Hamid, Ihsanullah; Abdou, M.A., Some specific optical wave solutions and combined other solitons to the advanced (3+1)-dimensional Schrödinger equation in nonlinear optical fibers, Optical and Quantum Electronics, 55 (8), art. no. 728.
    DOI: https://doi.org/10.1007/s11082-023-04976-6
35. Kumar, Sachin; Hamid, Ihsanullah; Abdou, M.A., Dynamic frameworks of optical soliton solutions and soliton-like formations to Schrödinger–Hirota equation with parabolic law non-linearity using a highly efficient approach, Optical and Quantum Electronics, 55 (14), art. no. 1261.
    DOI: https://doi.org/10.1007/s11082-023-05461-w
36. Kumar, Sachin; Kumar, Amit, Newly generated optical wave solutions and dynamical behaviors of the highly nonlinear coupled Davey-Stewartson Fokas system in monomode optical fibers, Optical and Quantum Electronics, 55 (6), art. no. 566.
    DOI: https://doi.org/10.1007/s11082-023-04825-6
37. Kumar, Sachin; Kumar, Amit; Mohan, Brij, Evolutionary dynamics of solitary wave profiles and abundant analytical solutions to a (3+1)-dimensional burgers system in ocean physics and hydrodynamics, Journal of Ocean Engineering and Science, 8 (1), pp. 1 – 14.
    DOI: https://doi.org/10.1016/j.joes.2021.11.002
38. Kumar, Sachin; Ma, Wen-Xiu; Dhiman, Shubham Kumar; Chauhan, Astha, Lie group analysis with the optimal system, generalized invariant solutions, and an enormous variety of different wave profiles for the higher-dimensional modified dispersive water wave system of equations, European Physical Journal Plus, 138 (5), art. no. 434.
    DOI: https://doi.org/10.1140/epjp/s13360-023-04053-7
39. Kumar, Sachin; Mann, Nikita, A variety of newly formed soliton solutions and patterns of dynamic waveforms for the generalized complex coupled Schrödinger–Boussinesq equations, Optical and Quantum Electronics, 55 (8), art. no. 723.
    DOI: https://doi.org/10.1007/s11082-023-04869-8
40. Kumar, Sachin; Mann, Nikita; Kharbanda, Harsha; Inc, Mustafa, Dynamical behavior of analytical soliton solutions, bifurcation analysis, and quasi-periodic solution to the (2+1)-dimensional Konopelchenko–Dubrovsky (KD) system, Analysis and Mathematical Physics, 13 (3), art. no. 40.
    DOI: https://doi.org/10.1007/s13324-023-00802-0
41. Kumar, Sachin; Mohan, Brij, A novel analysis of Cole-Hopf transformations in different dimensions, solitons, and rogue waves for a (2 + 1)-dimensional shallow water wave equation of ion-acoustic waves in plasmas, Physics of Fluids, 35 (12), art. no. 127128.
    DOI: https://doi.org/10.1063/5.0185772
42. Kumar, Sachin; Mohan, Brij, A direct symbolic computation of center-controlled rogue waves to a new Painlevé-integrable (3+1)-D generalized nonlinear evolution equation in plasma, Nonlinear Dynamics, 111 (17), pp. 16395 – 16405.
    DOI: https://doi.org/10.1007/s11071-023-08683-5
43. Kumar, Sachin; Mohan, Brij; Kumar, Raj, Newly formed center-controlled rouge wave and lump solutions of a generalized (3+1)-dimensional KdV-BBM equation via symbolic computation approach, Physica Scripta, 98 (8), art. no. 085237.
    DOI: https://doi.org/10.1088/1402-4896/ace862
44. Kumar, Sachin; Nisar, Kottakkaran Sooppy; Niwas, Monika, On the dynamics of exact solutions to a (3+1)-dimensional YTSF equation emerging in shallow sea waves: Lie symmetry analysis and generalized Kudryashov method, Results in Physics, 48, art. no. 106432.
    DOI: https://doi.org/10.1016/j.rinp.2023.106432
45. Kumar, Sachin; Niwas, Monika, Abundant soliton solutions and different dynamical behaviors of various waveforms to a new (3+1)-dimensional Schrödinger equation in optical fibers, Optical and Quantum Electronics, 55 (6), art. no. 531.
    DOI: https://doi.org/10.1007/s11082-023-04712-0
46. Kumar, Sachin; Niwas, Monika, Exploring lump soliton solutions and wave interactions using new Inverse (G′/ G) -expansion approach: applications to the (2+1)-dimensional nonlinear Heisenberg ferromagnetic spin chain equation, Nonlinear Dynamics, 111 (21), pp. 20257 – 20273.
    DOI: https://doi.org/10.1007/s11071-023-08937-2
47. Kumar, Sachin; Niwas, Monika, New optical soliton solutions and a variety of dynamical wave profiles to the perturbed Chen–Lee–Liu equation in optical fibers, Optical and Quantum Electronics, 55 (5), art. no. 418.
    DOI: https://doi.org/10.1007/s11082-023-04647-6
48. Kumar, Sachin; Niwas, Monika, Optical soliton solutions and dynamical behaviours of Kudryashov’s equation employing efficient integrating approach, Pramana – Journal of Physics, 97 (3), art. no. 98.
    DOI: https://doi.org/10.1007/s12043-023-02575-4
49. Kumar, Sachin; Niwas, Monika, Analyzing multi-peak and lump solutions of the variable-coefficient Boiti–Leon–Manna–Pempinelli equation: a comparative study of the Lie classical method and unified method with applications, Nonlinear Dynamics, 111 (24), pp. 22457 – 22475.
    DOI: https://doi.org/10.1007/s11071-023-09012-6
50. Kumar, Surendra, On approximate controllability of non-autonomous measure driven systems with non-instantaneous impulse, Applied Mathematics and Computation, 441, art. no. 127695.
    DOI: https://doi.org/10.1016/j.amc.2022.127695
51. Kumar, Surendra; Abdal, Syed Mohammad, Approximate controllability of nonautonomous second-order nonlocal measure driven systems with state-dependent delay, International Journal of Control, 96 (4), pp. 1013 – 1024.
    DOI: https://doi.org/10.1080/00207179.2021.2023763
52. Kumar, Surendra; Sharma, Paras, On the Faedo–Galerkin Method for Non-autonomous Nonlinear Differential Systems, Results in Mathematics, 78 (3), art. no. 107.
    DOI: https://doi.org/10.1007/s00025-023-01894-7
53. Kumar, Surendra; Yadav, Shobha, Approximate controllability of stochastic delay differential systems driven by Poisson jumps with instantaneous and noninstantaneous impulses, Asian Journal of Control, 25 (5), pp. 4039 – 4057.
    DOI: https://doi.org/10.1002/asjc.3039
54. Mahajan, Arpit; Thakur, Rahul; Das, Ruchi, Multi-sensitivity with respect to a vector for semiflows defined on Hausdorff uniform spaces, Semigroup Forum, 106 (2), pp. 444 – 459.
    DOI: https://doi.org/10.1007/s00233-022-10335-w
55. Mavi, Sneha; Bishnoi, Anuj, Abstract key polynomials and distinguished pairs, Journal of Algebra and its Applications, 22 (9), art. no. 2350193.
    DOI: https://doi.org/10.1142/S0219498823501931
56. Mavi, Sneha; Bishnoi, Anuj, Abstract key polynomials and MacLane-Vaquié chains, International Journal of Algebra and Computation, 33 (1), pp. 15 – 30.
    DOI: https://doi.org/10.1142/S0218196723500030
57. Mavi, Sneha; Bishnoi, Anuj, Maclane–Vaquié Chains and Valuation-Transcendental Extensions, Journal of Commutative Algebra, 15 (2), pp. 249 – 259.
    DOI: https://doi.org/10.1216/jca.2023.15.249
58. Mishra, P.R.; Gupta, Prachi; Gaur, Atul, On full differential uniformity of permutations on the ring of integers modulo n, Applicable Algebra in Engineering, Communications and Computing, 34 (2), pp. 301 – 319.
    DOI: https://doi.org/10.1007/s00200-021-00503-w
59. Mishra, P.R.; Gupta, Prachi; Gaur, Atul, Construction of highly nonlinear permutations on Z2p with differential uniformity at most 8, Finite Fields and their Applications, 92, art. no. 102305.
    DOI: https://doi.org/10.1016/j.ffa.2023.102305
60. Mohan, Brij; Kumar, Sachin; Kumar, Raj, Higher-order rogue waves and dispersive solitons of a novel P-type (3+1)-D evolution equation in soliton theory and nonlinear waves, Nonlinear Dynamics, 111 (21), pp. 20275 – 20288.
    DOI: https://doi.org/10.1007/s11071-023-08938-1
61. Mohit; Jain, Ranjana, Birkhoff–James Orthogonality in Certain Tensor Products of Banach Spaces, Operators and Matrices, 17 (1), pp. 235 – 244.
    DOI: https://doi.org/10.7153/oam-2023-17-17
62. Naz, Adiba; Nagpal, Sumit; Ravichandran, V., Geometric Properties of Generalized Bessel Function Associated with the Exponential Function, Mathematica Slovaca, 73 (6), pp. 1459 – 1478.
    DOI: https://doi.org/10.1515/ms-2023-0106
63. Niwas, Monika; Kumar, Sachin, Multi-peakons, lumps, and other solitons solutions for the (2+1)-dimensional generalized Benjamin–Ono equation: an inverse (G′/G) -expansion method and real-world applications, Nonlinear Dynamics, 111 (24), pp. 22499 – 22512.
    DOI: https://doi.org/10.1007/s11071-023-09023-3
64. Niwas, Monika; Kumar, Sachin, New plenteous soliton solutions and other form solutions for a generalized dispersive long-wave system employing two methodological approaches,  Optical and Quantum Electronics, 55 (7), art. no. 630.
    DOI: https://doi.org/10.1007/s11082-023-04847-0
65. Ouahid, Loubna; Alanazi, Meznah M.; Shahrani, Jameelah S. Al; Abdou, M.A.; Kumar, Sachin, New optical soliton solutions and dynamical wave formations for a fractionally perturbed Chen-Lee-Liu (CLL) equation with a novel local fractional (NLF) derivative, Modern Physics Letters B, 37 (25), art. no. 2350089.
    DOI: https://doi.org/10.1142/S0217984923500896
66. Pal, Sonu; Pal, Saibal. K.; Panigrahi, Anupama, Construction of S-boxes with LBN and DBN ≥ 4, Journal of Discrete Mathematical Sciences and Cryptography, 26 (6), pp. 1665 – 1682.
    DOI: https://doi.org/10.47974/JDMSC-1572
67. Pervin, Mst. Razia; Roshid, Harun-Or; Dey, Pinakee; Shanta, Shewli Shamim; Kumar, Sachin, Ion Acoustic Solitary Wave Solutions to mKdV-ZK Model in Homogeneous Magnetized Plasma, Advances in Mathematical Physics, 2023, art. no. 1901898.
    DOI: https://doi.org/10.1155/2023/1901898
68. Priyanka, Kumari; Trisandhya, Pidugu; Kumar, Ajay, Evaluating the Effect of Measurement Error Under Randomized Response Techniques of the Sensitive Variable in Successive Sampling, Proceedings of the National Academy of Sciences India Section A – Physical Sciences, 93 (4), pp. 631 – 644.
    DOI: https://doi.org/10.1007/s40010-023-00836-w
69. Rai, Pratima; Çetinkaya, Asena; Kumar, Sushil, Starlike Functions Associated with tanh z and Bernardi Integral Operator, Mathematical Foundations of Computing, 6 (3), pp. 573 – 585.
    DOI: 10.3934/mfc.2022032 
70. Rai, Pratima; Kumar, Sushil, Coefficient inequalities for a subfamily of Sakaguchi functions,  Asian-European Journal of Mathematics, 16 (5), art. no. 2350084.
    DOI: https://doi.org/10.1142/S1793557123500845
71. Rani, Mamta; Sharma, Avnish K.; Tiwari, Sharwan K.; Panigrahi, Anupama, On r-primitive k-normal elements with prescribed norm and trace over finite fields, Finite Fields and their Applications, 91, art. no. 102253.
    DOI: https://doi.org/10.1016/j.ffa.2023.102253
72. Rani, Setu; Kumar, Sachin; Kumar, Raj, Invariance analysis for determining the closed-form solutions, optimal system, and various wave profiles for a (2+1)-dimensional weakly coupled B-Type Kadomtsev-Petviashvili equations, Journal of Ocean Engineering and Science, 8 (2), pp. 133 – 144.
    DOI: https://doi.org/10.1016/j.joes.2021.12.007
73. Rani, Setu; Kumar, Sachin; Mann, Nikita, On the dynamics of optical soliton solutions, modulation stability, and various wave structures of a (2+1)-dimensional complex modified Korteweg-de-Vries equation using two integration mathematical methods, Optical and Quantum Electronics, 55 (8), art. no. 731.
    DOI: https://doi.org/10.1007/s11082-023-04946-y
74. Rimpi; Lalitha, C.S., Constraint qualifications in terms of convexificators for nonsmooth programming problems with mixed constraints, Optimization, 72 (8), pp. 2019 – 2038.
    DOI: https://doi.org/10.1080/02331934.2022.2045987
75. Shah, Sarswati; Singh, Randheer; Chaudhary, Bipin Kumar, Concentration and cavitation of Riemann solutions to two-phase Chaplygin flows under vanishing pressure and flux approximation, Communications in Nonlinear Science and Numerical Simulation, 118, art. no. 107065.
    DOI: https://doi.org/10.1016/j.cnsns.2022.107065
76. Shah, Sarswati; Singh, Randheer; Chaudhary, Bipin Kumar; Jena, Jasobanta, The Riemann Problem for Real Isothermal Gases with Dust Particles, International Journal of Applied and Computational Mathematics, 9 (6), art. no. 140.
    DOI: https://doi.org/10.1007/s40819-023-01635-y
77. Shah, Sarswati; Singh, Randheer; Jena, Jasobanta, Interaction of Acceleration Wave with a Blast Wave in Two-Phase Chaplygin Flow Driven by Source Term, Acta Applicandae Mathematicae, 186 (1), art. no. 2.
    DOI: https://doi.org/10.1007/s10440-023-00581-7
78. Sharma, Amit; Rai, Pratima, Analysis of a higher order uniformly convergent method for singularly perturbed parabolic delay problems, Applied Mathematics and Computation, 448, art. no. 127906.
    DOI: https://doi.org/10.1016/j.amc.2023.127906
79. Sharma, Amit; Rai, Pratima, Analysis of a Hybrid Numerical Scheme for Singularly Perturbed Convection-Diffusion Type Delay Problems, International Journal of Computational Methods, 20 (1), art. no. 2250032.
    DOI: https://doi.org/10.1142/S0219876222500323
80. Sharma, Amit; Rai, Pratima, Uniformly convergent hybrid numerical scheme for singularly perturbed turning point problems with delay, International Journal of Computer Mathematics, 100 (5), pp. 1052 – 1077.
    DOI: https://doi.org/10.1080/00207160.2023.2170176
81. Sharma, Deepika; Singh, Randheer, Singular surface for non-ideal two-phase modified Chaplygin flow consisting of source term, International Journal of Non-Linear Mechanics, 149, art. no. 104312.
    DOI: https://doi.org/10.1016/j.ijnonlinmec.2022.104312
82. Sharma, Pradeep Kumar; Lalitha, C.S., Connectedness of the solution sets in generalized semi-infinite set optimization, Optimization Letters, 17 (7), pp. 1575 – 1594.
    DOI: https://doi.org/10.1007/s11590-022-01943-0
83. Singh, Hemant Kumar; Singh, Konthoujam Somorjit, Elementary abelian group actions on a product of spaces of cohomology type (a, b), Filomat, 37 (26), pp. 8969 – 8973.
    DOI: https://doi.org/10.2298/FIL2326969S
84. Sinha, Uttam K.; Vashisht, Lalit K., On Matrix-Valued Gabor Bessel Sequences and Dual Frames Over Locally Compact Abelian Groups, Khayyam Journal of Mathematics, 9 (1), pp. 89 – 101.
    DOI: https://doi.org/10.22034/KJM.2022.354990.2625
85. Sinha, Uttam Kumar; Vashisht, Lalit K.; Das, Pankaj Kumar, On matrix-valued Gabor frames over locally compact abelian groups, Infinite Dimensional Analysis, Quantum Probability and Related Topics, 26 (4), art. no. 2350023.
    DOI: https://doi.org/10.1142/S0219025723500236
86. Upadhyay, Anjali; Kumar, Surendra, The exponential nature and solvability of stochastic multi-term fractional differential inclusions with Clarke’s subdifferential, Chaos, Solitons and Fractals, 168, art. no. 113202.
    DOI: https://doi.org/10.1016/j.chaos.2023.113202
87. Yadav, Swati; Rai, Pratima, A parameter uniform higher order scheme for 2D singularly perturbed parabolic convection–diffusion problem with turning point, Mathematics and Computers in Simulation, 205, pp. 507 – 531.
    DOI: https://doi.org/10.1016/j.matcom.2022.10.011
88. Yadav, Ram Prasad; Rai, Pratima; Sharma, Kapil K., NIPG Finite Element Method for Convection-Dominated Diffusion Problems with Discontinuous Data, International Journal of Computational Methods, 20 (5), art. no. 2350001.
    DOI: https://doi.org/10.1142/S0219876223500019
89. Yadav, Ram Prasad; Rai, Pratima; Sharma, Kapil K., Finite element analysis of singularly perturbed problems with discontinuous diffusion, Computational and Applied Mathematics, 42 (6), art. no. 257.
    DOI: https://doi.org/10.1007/s40314-023-02391-x
90. Yadav, Shobha; Kumar, Surendra, Approximate controllability for impulsive stochastic delayed differential inclusions, Rendiconti del Circolo Matematico di Palermo, 72 (7), pp. 3733 – 3748.
    DOI: https://doi.org/10.1007/s12215-022-00857-1
91. Zothansanga, A.; Khanna, Nikhil; Kaushik, S.K.; Kumar, Dilip, On generalized analytic wavelets, Iranian Journal of Science, 47 (2), pp. 489 – 500.
    DOI:  https://doi.org/10.1007/s40995-023-01414-w

1. Abdou, M.A.; Ouahid, Loubna; Al Shahrani, Jameelah S.; Alanazi, Meznah M.; Al-Moneef, Areej A.; Kumar, Sachin, Abundant exact solutions for the deoxyribonucleic acid (DNA) model, International Journal of Modern Physics B, 36 (28), art. no. 2250194.
   DOI: https://doi.org/10.1142/S0217979222501946
2. Abdou, M.A.; Ouahid, Loubna; Al Shahrani, Jameelah S.; Alanazi, Meznah M.; Kumar, Sachin, New analytical solutions and efficient methodologies for DNA (Double-Chain Model) in mathematical biology, Modern Physics Letters B, 36 (24), art. no. 2250124.
   DOI: https://doi.org/10.1142/S021798492250124X
3. Akbar, M. Ali; Abdullah, Farah Aini; Kumar, Sachin; Gepreel, Khaled A., Assorted soliton solutions to the nonlinear dispersive wave models in inhomogeneous media, Results in Physics, 39, art. no. 105720.
   DOI: https://doi.org/10.1016/j.rinp.2022.105720
4. Anand, Jatin; Srivastava, Sachi, A Class of Invariant Subspaces of Weighted Composition Operators on the Hardy—Hilbert Space, Analysis Mathematica, 48 (4), pp. 925 – 937.
   DOI: https://doi.org/10.1007/s10476-022-0134-x
5. Chaudhary, Bipin Kumar; Singh, Randheer, Converging shocks in van der Waals stiffened relaxing gases, European Physical Journal Plus, 137 (3), art. no. 293.
   DOI: https://doi.org/10.1140/epjp/s13360-022-02499-9
6. Gaber, A.A.; Alsharari, F.; Kumar, Sachin, Some closed-form solutions, conservation laws, and various solitary waves to the (2 + 1)-D potential B-K equation via Lie symmetry approach, International Journal of Modern Physics B, 36 (20), art. no. 2250117.
   DOI: https://doi.org/10.1142/S021797922250117X
7. Gaur, Atul; Kumar, Rahul, Maximal non-Prüfer and maximal non–Prüfer rings, Communications in Algebra, 50 (4), pp. 1613 – 1631.
   DOI: https://doi.org/10.1080/00927872.2021.1986517
8. Gaur, Atul; Kumar, Rahul, A note on pairs of rings with the same prime ideals, Hiroshima Mathematical Journal, 52 (1), pp. 103 – 112.
   DOI: https://doi.org/10.32917/h2021037
9. Jindal, Divya; Vashisht, Lalit K., Frames with Several Generators Associated with Weyl–Heisenberg Group and Extended Affine Group, Bulletin of the Malaysian Mathematical Sciences Society, 45 (5), pp. 2413 – 2430.
   DOI: https://doi.org/10.1007/s40840-022-01337-6
10. Jyoti; Vashisht, Lalit K., Duality for matrix-valued wave packet frames in L 2 (ℝ d, ℂ s × r), International Journal of Wavelets, Multiresolution and Information Processing, 20 (4), art. no. 2250007.
    DOI: https://doi.org/10.1142/S0219691322500072
11. Kapoor, Shiva; Lalitha, C.S., Continuity and closedness of constraint and solution set mappings in unified parametric semi-infinite vector optimization, Journal of Mathematical Analysis and Applications, 506 (2), art. no. 125648.
    DOI: https://doi.org/10.1016/j.jmaa.2021.125648
12. Karuna; Lalitha, C.S., Essential stability in set optimization, Optimization, 71 (7), pp. 1803 – 1816.
    DOI: https://doi.org/10.1080/02331934.2020.1836635
13. Khan, Abdul Gaffar; Das, Tarun, Stability theorems in pointwise dynamics, Topology and its Applications, 320, art. no. 108218.
    DOI: https://doi.org/10.1016/j.topol.2022.108218
14. Khapra, Divya; Patel, Arvind, Shock-wave structure in non-polar diatomic and polyatomic dense gases under rotation and vibration, Physics of Fluids, 34 (6), art. no. 066115.
    DOI: https://doi.org/10.1063/5.0097397
15. Kipgen, Lhinghoineng; Singh, Randheer, Collision of an acceleration wave with blast wave in van der Waals dusty reacting gases, Physics of Fluids, 34 (5), art. no. 056106.
    DOI: https://doi.org/10.1063/5.0094127
16. Kumar, Amit; Kumar, Sachin; Kharbanda, Harsha, Closed-form invariant solutions from the Lie symmetry analysis and dynamics of solitonic profiles for (2 + 1)-dimensional modified Heisenberg ferromagnetic system, Modern Physics Letters B, 36 (7), art. no. 2150609.
    DOI: https://doi.org/10.1142/S0217984921506090
17. Kumar, Devender; Salman, Mohammad; Das, Ruchi, Topological Sensitivity on Hyperspaces, Bulletin of the Belgian Mathematical Society – Simon Stevin, 29 (1), pp. 19 – 36.
    DOI: https://doi.org/10.36045/j.bbms.211024
18. Kumar, Dharmendra; Sinha, Kalyan B.; Srivastava, Sachi, Quantum dynamical semigroups and stability, Journal of Mathematical Analysis and Applications, 516 (1), art. no. 126492.
    DOI: https://doi.org/10.1016/j.jmaa.2022.126492
19. Kumar, Rahul; Gaur, Atul, A note on residually small rings and modules, Palestine Journal of Mathematics, 11 (1), pp. 149 – 151. 
20. Kumar, Rahul; Gaur, Atul, Maximal non-φ-pseudo-valuation rings, Journal of Algebra and its Applications, 21 (5), art. no. 2250090.
    DOI: https://doi.org/10.1142/S0219498822500906
21. Kumar, Sachin; Dhiman, Shubham Kumar, Lie symmetry analysis, optimal system, exact solutions and dynamics of solitons of a (3 + 1)-dimensional generalised BKP–Boussinesq equation, Pramana – Journal of Physics, 96 (1), art. no. 31.
    DOI: https://doi.org/10.1007/s12043-021-02269-9
22. Kumar, Sachin; Dhiman, Shubham Kumar; Chauhan, Astha, Symmetry reductions, generalized solutions and dynamics of wave profiles for the (2+1)-dimensional system of Broer–Kaup–Kupershmidt (BKK) equations, Mathematics and Computers in Simulation, 196, pp. 319 – 335.
    DOI: https://doi.org/10.1016/j.matcom.2022.01.024
23. Kumar, Sachin; Dhiman, Shubham K.; Baleanu, Dumitru; Osman, Mohamed S.; Wazwaz, Abdul-Majid, Lie Symmetries, Closed-Form Solutions, and Various Dynamical Profiles of Solitons for the Variable Coefficient (2+1)-Dimensional KP Equations, Symmetry, 14 (3), art. no. 597.
    DOI: https://doi.org/10.3390/sym14030597
24. Kumar, Sachin; Kumar, Amit, Dynamical behaviors and abundant optical soliton solutions of the cold bosonic atoms in a zig-zag optical lattice model using two integral schemes, Mathematics and Computers in Simulation, 201, pp. 254 – 274.
    DOI: https://doi.org/10.1016/j.matcom.2022.05.009
25. Kumar, Sachin; Kumar, Amit, A study of nonlinear extended Zakharov-Kuznetsov dynamical equation in (3+1)-dimensions: Abundant closed-form solutions and various dynamical shapes of solitons, Modern Physics Letters B, 36 (25), art. no. 2250140.
    DOI: https://doi.org/10.1142/S0217984922501408
26. Kumar, Sachin; Kumar, Amit, Abundant closed-form wave solutions and dynamical structures of soliton solutions to the (3+1)-dimensional BLMP equation in mathematical physics, Journal of Ocean Engineering and Science, 7 (2), pp. 178 – 187.
    DOI: https://doi.org/10.1016/j.joes.2021.08.001
27. Kumar, Sachin; Kumar, Amit; Inc, Mustafa; Alotaibi, Hammad; Abdou, M.A.; Akgül, Ali, An investigation of (2+1)-dimensional asymmetric Nizhnik–Novikov–Veselov system: Lie symmetry reductions, invariant solutions, dynamical behaviors and conservation laws, Results in Physics, 43, art. no. 106034.
    DOI: https://doi.org/10.1016/j.rinp.2022.106034
28. Kumar, Sachin; Kumar, Dharmendra, Analytical soliton solutions to the generalized (3+1)-dimensional shallow water wave equation, Modern Physics Letters B, 36 (2), art. no. 2150540.
    DOI: https://doi.org/10.1142/S0217984921505400
29. Kumar, Sachin; Mohan, Brij, A novel and efficient method for obtaining Hirota’s bilinear form for the nonlinear evolution equation in (n+1) dimensions, Partial Differential Equations in Applied Mathematics, 5, art. no. 100274.
    DOI: https://doi.org/10.1016/j.padiff.2022.100274
30. Kumar, Sachin; Mohan, Brij, A generalized nonlinear fifth-order KdV-type equation with multiple soliton solutions: Painlevé analysis and Hirota Bilinear technique, Physica Scripta, 97 (12), art. no. 125214.
    DOI: https://doi.org/10.1088/1402-4896/aca2fa
31. Kumar, Sachin; Mohan, Brij; Kumar, Raj, Lump, soliton, and interaction solutions to a generalized two-mode higher-order nonlinear evolution equation in plasma physics, Nonlinear Dynamics, 110 (1), pp. 693 – 704.
    DOI: https://doi.org/10.1007/s11071-022-07647-5
32. Kumar, Sachin; Mohan, Brij; Kumar, Amit, Generalized fifth-order nonlinear evolution equation for the Sawada-Kotera, Lax, and Caudrey-Dodd-Gibbon equations in plasma physics: Painlevé analysis and multi-soliton solutions, Physica Scripta, 97 (3), art. no. 035201.
    DOI: https://doi.org/10.1088/1402-4896/ac4f9d
33. Kumar, Sachin; Niwas, Monika, New optical soliton solutions of Biswas–Arshed equation using the generalised exponential rational function approach and Kudryashov’s simplest equation approach, Pramana – Journal of Physics, 96 (4), art. no. 204.
    DOI: https://doi.org/10.1007/s12043-022-02450-8
34. Kumar, Sachin; Niwas, Monika; Dhiman, Shubham Kumar, Abundant analytical soliton solutions and different wave profiles to the Kudryashov-Sinelshchikov equation in mathematical physics, Journal of Ocean Engineering and Science, 7 (6), pp. 565 – 577.
    DOI: https://doi.org/10.1016/j.joes.2021.10.009
35. Kumar, Sachin; Rani, Setu, Symmetries of optimal system, various closed-form solutions, and propagation of different wave profiles for the Boussinesq-Burgers system in ocean waves, Physics of Fluids, 34 (3), art. no. 037109.
    DOI: https://doi.org/10.1063/5.0085927
36. Kumar, Sachin; Rani, Setu, Study of exact analytical solutions and various wave profiles of a new extended (2+1)-dimensional Boussinesq equation using symmetry analysis, Journal of Ocean Engineering and Science, 7 (5), pp. 475 – 484.
    DOI: https://doi.org/10.1016/j.joes.2021.10.002
37. Kumar, Sachin; Rani, Setu; Mann, Nikita, Diverse analytical wave solutions and dynamical behaviors of the new (2 + 1)-dimensional Sakovich equation emerging in fluid dynamics, European Physical Journal Plus, 137 (11), art. no. 1226.
    DOI: https://doi.org/10.1140/epjp/s13360-022-03397-w
38. Kumar, Surendra; Abdal, Syed Mohammad, Approximate Controllability for a Class of Instantaneous and Non-instantaneous Impulsive Semilinear Systems, Journal of Dynamical and Control Systems, 28 (4), pp. 725 – 737.
    DOI: https://doi.org/10.1007/s10883-021-09540-7
39. Kumar, Surendra; Sharma, Paras, Faedo–Galerkin method for impulsive second-order stochastic integro-differential systems, Chaos, Solitons and Fractals, 158, art. no. 111946.
    DOI: https://doi.org/10.1016/j.chaos.2022.111946
40. Kumar, Surendra; Yadav, Shobha, Approximate controllability for a new class of stochastic functional differential inclusions with infinite delay, Random Operators and Stochastic Equations, 30 (3), pp. 221 – 239.
    DOI: https://doi.org/10.1515/rose-2022-2088
41. Kumari, Anju; Singh, Hemant Kumar, Cohomology Classification of Spaces with Free S1 and S3-Actions, Filomat, 36 (20), pp. 7021 – 7026.
    DOI: https://doi.org/10.2298/FIL2220021K
42. Kumari, Anju; Singh, Hemant Kumar, Fixed point free actions of spheres and equivariant maps, Topology and its Applications, 305, art. no. 107886.
    DOI: https://doi.org/10.1016/j.topol.2021.107886
43. Malhotra, Hari Krishan; Vashisht, Lalit K., On vector-valued nonuniform multiresolution analysis, Applicable Analysis, 101 (17), pp. 6013 – 6027.
    DOI: https://doi.org/10.1080/00036811.2021.1916479
44. Mavi, Sneha; Bishnoi, Anuj, Valuation-transcendental extensions and pseudo-monotone sequences, Communications in Algebra, 50 (10), pp. 4288 – 4299.
    DOI: https://doi.org/10.1080/00927872.2022.2059080
45. Mohanty, Sanjaya K.; Kumar, Sachin; Dev, Apul N.; Deka, Manoj Kr.; Churikov, Dmitry V.; Kravchenko, Oleg V., An efficient technique of [Formula presented]–expansion method for modified KdV and Burgers equations with variable coefficients, Results in Physics, 37, art. no. 105504.
    DOI: https://doi.org/10.1016/j.rinp.2022.105504
46. Niwas, Monika; Kumar, Sachin; Kharbanda, Harsha, Symmetry analysis, closed-form invariant solutions and dynamical wave structures of the generalized (3+1)-dimensional breaking soliton equation using optimal system of Lie subalgebra, Journal of Ocean Engineering and Science, 7 (2), pp. 188 – 201.
    DOI: https://doi.org/10.1016/j.joes.2021.08.002
47. Nonlaopon, Kamsing; Kumar, Sachin; Rezaei, S.; Bayones, Fatimah S.; Elagan, S.K., Some optical solutions to the higher-order nonlinear Schrödinger equation with Kerr nonlinearity and a local fractional derivative, Results in Physics, 36, art. no. 105430.
    DOI: https://doi.org/10.1016/j.rinp.2022.105430
48. Nonlaopona, Kamsing; Mann, Nikita; Kumar, Sachin; Rezaei, S.; Abdou, M.A., A variety of closed-form solutions, Painlevé analysis, and solitary wave profiles for modified KdV–Zakharov–Kuznetsov equation in (3+1)-dimensions, Results in Physics, 36, art. no. 105394.
    DOI: https://doi.org/10.1016/j.rinp.2022.105394
49. Osman, M.S.; Almusawa, Hassan; Tariq, Kalim U.; Anwar, Sadia; Kumar, Sachin; Younis, Muhammad; Ma, Wen-Xiu, On global behavior for complex soliton solutions of the perturbed nonlinear Schrödinger equation in nonlinear optical fibers, Journal of Ocean Engineering and Science, 7 (5), pp. 431 – 443.
    DOI: https://doi.org/10.1016/j.joes.2021.09.018
50. Ouahid, Loubna; Abdou, M.A.; Kumar, Sachin, Analytical soliton solutions for cold bosonic atoms (CBA) in a zigzag optical lattice model employing efficient methods, Modern Physics Letters B, 36 (7), art. no. 2150603.
    DOI: https://doi.org/10.1142/S021798492150603X
51. Rimpi; Lalitha, C.S., Constraint Qualifications in Nonsmooth Optimization: Classification and Inter-Relations, Journal of Nonlinear and Variational Analysis, 6 (2), pp. 83 – 99.
    DOI: https://doi.org/10.23952/jnva.6.2022.2.06
52. Salman, Mohammad; Das, Ruchi, Remarks on sensitivity and chaos in nonautonomous dynamical systems, Journal of Difference Equations and Applications, 28 (2), pp. 289 – 294.
    DOI: https://doi.org/10.1080/10236198.2022.2027394
53. Shah, Sarswati; Singh, Randheer; Jena, Jasobanta, Steepened wave in two-phase Chaplygin flows comprising a source term, Applied Mathematics and Computation, 413, art. no. 126656.
    DOI: https://doi.org/10.1016/j.amc.2021.126656
54. Sharma, Amit; Rai, Pratima, A hybrid numerical scheme for singular perturbation delay problems with integral boundary condition, Journal of Applied Mathematics and Computing, 68 (5), pp. 3445 – 3472.
    DOI: https://doi.org/10.1007/s12190-021-01667-x
55. Singh, Hemant Kumar; Singh, Konthoujam Somorjit, Borsuk-Ulam type theorems for multivalued maps, Hiroshima Mathematical Journal, 52 (3), pp. 321 – 331.
    DOI: https://doi.org/10.32917/h2021053
56. Singh, Vibhuti; Kumar, Sachin; Lakhanpaul, Suman, Micromorphological analysis indicates reversion of sesame extrafloral nectary to flower-like structure with the onset of phytoplasma infection reflecting its evolutionary path, South African Journal of Botany, 148, pp. 60 – 66.
    DOI: https://doi.org/10.1016/j.sajb.2022.04.002
57. Talwar, Bharat; Jain, Ranjana, Centre of Banach Algebra Valued Beurling Algebras, Bulletin of the Australian Mathematical Society, 105 (3), pp. 490 – 498.
    DOI: https://doi.org/10.1017/S0004972721000691
58. Thakur, Rahul; Das, Ruchi, On variants of n-sensitivity in semiflows, Journal of Difference Equations and Applications, 28 (8), pp. 1039 – 1053.
    DOI: https://doi.org/10.1080/10236198.2022.2106135
59. Upadhyay, Anjali; Kumar, Surendra, Existence of Solutions for Non-Autonomous Second-Order Stochastic Inclusions with Clarke’s Subdifferential and non Instantaneous Impulses, Filomat, 36 (4), pp. 1215 – 1230.
    DOI: https://doi.org/10.2298/FIL2204215U
60. Vashisht, Lalit K.; Malhotra, Hari Krishan, Discrete vector-valued nonuniform Gabor frames, Bulletin des Sciences Mathematiques, 178, art. no. 103145.
    DOI: https://doi.org/10.1016/j.bulsci.2022.103145
61. Vasisht, Radhika; Das, Ruchi, Specification and Shadowing Properties for Non-autonomous Systems, Journal of Dynamical and Control Systems, 28 (3), pp. 481 – 492.
    DOI: https://doi.org/10.1007/s10883-021-09535-4
62. Vasisht, Radhika; Das, Ruchi, Generalizations of Expansiveness in Non-Autonomous Discrete Systems, Bulletin of the Iranian Mathematical Society, 48 (2), pp. 417 – 433.
    DOI: https://doi.org/10.1007/s41980-020-00525-z
63. Yadav, Ram Prasad; Rai, Pratima; Sharma, Kapil K., Non-Symmetric Interior Penalty Galerkin Finite Element Method for a Class of Singularly Perturbed Reaction Diffusion Problems with Discontinuous Data, International Journal of Applied and Computational Mathematics, 8 (6), art. no. 272.
    DOI: https://doi.org/10.1007/s40819-022-01467-2
64. Yadav, Swati; Rai, Pratima, An almost second order parameter uniform scheme for 2D singularly perturbed boundary turning point problem, Calcolo, 59 (4), art. no. 44.
    DOI: https://doi.org/10.1007/s10092-022-00489-y
65. Zothansanga, A.; Khanna, Nikhil; Kaushik, S.K.; Kumar, Dilip, A Note on Some New Generalized Wavelets, Journal of Mathematics, 2022, art. no. 7511242.
    DOI: https://doi.org/10.1155/2022/7511242

1. Ambethkar, Vusala; Basumatary, Lakshmi R., Heat and mass transfer analysis of combined convection in a horizontal rectangle, Heat Transfer, 50 (6), pp. 5607 – 5626. 
   DOI: https://doi.org/10.1002/htj.22140
2. Anand, Jatin; Sahni, Niteesh; Srivastava, Sachi, On extension of Beurling–Helson–Lowdenslager theorem, Advances in Operator Theory, 6 (4), art. no. 62.
   DOI: https://doi.org/10.1007/s43036-021-00158-x
3. Antony, Janson; Kumar, Ajay, Spectra of elements in operator space tensor products of C ∗ -algebras, Positivity, 25 (5), pp. 1973 – 1987.
   DOI: https://doi.org/10.1007/s11117-021-00856-z
4. Bagai, Shobha; Kumar, Manoj; Patel, Arvind, Mixed convection in a two-sided and four-sided lid-driven square porous cavity, International Journal of Heat and Technology, 39 (3), pp. 711 – 726.
   DOI: https://doi.org/10.18280/ijht.390305
5. Bajargaan, Ruchi; Patel, Arvind; Singh, Manoj, Similarity Solution for the Flow Behind a Magnetogasdynamic Exponential Shock Wave in a Perfect Gas with Varying Density, Heat Conduction, and Radiation Heat Flux, Journal of Engineering Physics and Thermophysics, 94 (1), pp. 194 – 206.
   DOI: https://doi.org/10.1007/s10891-021-02288-8
6. Beniwal, Surbhi; Kumar, Ajay; Luthra, Preeti, Local operator system structures and their tensor products, Advances in Operator Theory, 6 (2), art. no. 39. 
   DOI: https://doi.org/10.1007/s43036-021-00133-6
7. Dhiman, Shubham Kumar; Kumar, Sachin; Kharbanda, Harsha, An extended (3+1)-dimensional Jimbo-Miwa equation: Symmetry reductions, invariant solutions and dynamics of different solitary waves, Modern Physics Letters B, 35 (34), art. no. 2150528.
   DOI: https://doi.org/10.1142/S021798492150528X
8. Dobbs, David E.; Gaur, Atul; Kumar, Rahul, On a field-theoretic invariant for extensions of commutative rings, ii, Palestine Journal of Mathematics, 10 (2), pp. 373 – 382.
9. Fagnola, Franco; Kumar, Dharmendra; Srivastava, Sachi, A quantum Laguerre semigroup, Indian Journal of Pure and Applied Mathematics, 52 (4), pp. 1201 – 1211.
   DOI: https://doi.org/10.1007/s13226-021-00029-4
10. Garg, Mukta; Das, Ruchi, Chaotic behaviour of maps possessing the almost average shadowing property, Hacettepe Journal of Mathematics and Statistics, 50 (5), pp. 1371 – 1383.
    DOI: https://doi.org/10.15672/hujms.800293
11. Ghanbari, Behzad; Kumar, Sachin; Niwas, Monika; Baleanu, Dumitru, The Lie symmetry analysis and exact Jacobi elliptic solutions for the Kawahara–KdV type equations, Results in Physics, 23, art. no. 104006.
    DOI: https://doi.org/10.1016/j.rinp.2021.104006
12. Gupta, Purnima; Goyal, Alka; Jain, Ranjana, Independent point-set domination in line graphs, AKCE International Journal of Graphs and Combinatorics, 18 (3), pp. 180 – 185.
    DOI: https://doi.org/10.1080/09728600.2021.1995307
13. Gupta, Ved Prakash; Jain, Ranjana; Talwar, Bharat, On closed Lie ideals and center of generalized group algebras, Journal of Mathematical Analysis and Applications, 502 (1), art. no. 125228.
    DOI: https://doi.org/10.1016/j.jmaa.2021.125228
14. Hendi, Awatif A.; Ouahid, Loubna; Kumar, Sachin; Owyed, S.; Abdou, M.A., Dynamical behaviors of various optical soliton solutions for the Fokas-Lenells equation, Modern Physics Letters B, 35 (34), art. no. 2150529.
    DOI: https://doi.org/10.1142/S0217984921505291
15. Jain, Shikha; Kumar, Sachin, Chaos detection in SIR model with modified Beddington-De Angelis type incidence rate and saturated treatment, International Journal of Modeling, Simulation, and Scientific Computing, 12 (6), art. no. 2150049.
    DOI: https://doi.org/10.1142/S1793962321500495
16. Jain, Shikha; Kumar, Sachin, Dynamical analysis of SEIS model with nonlinear innate immunity and saturated treatment, European Physical Journal Plus, 136 (9), art. no. 952.
    DOI: https://doi.org/10.1140/epjp/s13360-021-01944-5
17. Jain, Shikha; Kumar, Sachin, Dynamic analysis of the role of innate immunity in SEIS epidemic model, European Physical Journal Plus, 136 (4), art. no. 439.
    DOI: https://doi.org/10.1140/epjp/s13360-021-01390-3
18. Kapoor, Shiva; Lalitha, C.S., Essential stability in unified vector optimization, Journal of Global Optimization, 80 (1), pp. 161 – 175.
    DOI: https://doi.org/10.1007/s10898-021-00996-2
19. Khan, Abdul Gaffar; Das, Pramod Kumar; Das, Tarun, Topologically Stable Equicontinuous Non-Autonomous Systems, Filomat, 35 (11), pp. 3721 – 3731.
    DOI: https://doi.org/10.2298/FIL2111721K
20. Khan, Abdul Gaffar; Das, Tarun, Persistence and expansivity through pointwise dynamics, Dynamical Systems, 36 (1), pp. 79 – 87.
    DOI: https://doi.org/10.1080/14689367.2020.1825628
21. Khan, Abdul Gaffar; Das, Tarun, Average shadowing and persistence in pointwise dynamics, Topology and its Applications, 292, art. no. 107629.
    DOI: https://doi.org/10.1016/j.topol.2021.107629
22. Khanna, Nikhil; Zothansanga, A.; Kaushik, S.K.; Kumar, Dilip, Some Properties of Fractional Boas Transforms of Wavelets, Journal of Mathematics, 2021, art. no. 6689779.
    DOI: https://doi.org/10.1155/2021/6689779
23. Khushboo; Lalitha, C.S., Scalarization and convergence in unified set optimization, RAIRO – Operations Research, 55 (6), pp. 3603 – 3616.
    DOI: https://doi.org/10.1051/ro/2021169
24. Kumar, Rahul; Gaur, Atul, A note on ϕ – λ -rings and ϕ – Δ -rings, Rendiconti del Circolo Matematico di Palermo, 70 (3), pp. 1657 – 1667.
    DOI: https://doi.org/10.1007/s12215-020-00580-9
25. Kumar, Rahul; Gaur, Atul, Pointwise maximal subrings, Beitrage zur Algebra und Geometrie, 62 (4), pp. 843 – 856.
    DOI: https://doi.org/10.1007/s13366-020-00537-0
26. Kumar, Rahul; Gaur, Atul, A note on imbedded prime divisors, Beitrage zur Algebra und Geometrie, 62 (3), pp. 595 – 597.
    DOI: https://doi.org/10.1007/s13366-020-00508-5
27. Kumar, Sachin, Some new families of exact solitary wave solutions of the Klein–Gordon–Zakharov equations in plasma physics, Pramana – Journal of Physics, 95 (4), art. no. 161.
    DOI: https://doi.org/10.1007/s12043-021-02180-3
28. Kumar, Sachin; Almusawa, Hassan; Dhiman, Shubham Kumar; Osman, M.S.; Kumar, Amit, A study of Bogoyavlenskii’s (2+1)-dimensional breaking soliton equation: Lie symmetry, dynamical behaviors and closed-form solutions, Results in Physics, 29, art. no. 104793.
    DOI: https://doi.org/10.1016/j.rinp.2021.104793
29. Kumar, Sachin; Almusawa, Hassan; Hamid, Ihsanullah; Abdou, M.A., Abundant closed-form solutions and solitonic structures to an integrable fifth-order generalized nonlinear evolution equation in plasma physics, Results in Physics, 26, art. no. 104453.
    DOI: https://doi.org/10.1016/j.rinp.2021.104453
30. Kumar, Sachin; Almusawa, Hassan; Hamid, Ihsanullah; Akbar, M. Ali; Abdou, M.A., Abundant analytical soliton solutions and Evolutionary behaviors of various wave profiles to the Chaffee–Infante equation with gas diffusion in a homogeneous medium, Results in Physics, 30, art. no. 104866.
    DOI: https://doi.org/10.1016/j.rinp.2021.104866
31. Kumar, Sachin; Almusawa, Hassan; Kumar, Amit, Some more closed-form invariant solutions and dynamical behavior of multiple solitons for the (2+1)-dimensional rdDym equation using the Lie symmetry approach, Results in Physics, 24, art. no. 104201.
    DOI: https://doi.org/10.1016/j.rinp.2021.104201
32. Kumar, Sachin; Jadaun, Vishakha; Ma, Wen-Xiu, Application of the Lie symmetry approach to an extended Jimbo–Miwa equation in (3+1) dimensions, European Physical Journal Plus, 136 (8), art. no. 843.
    DOI: https://doi.org/10.1140/epjp/s13360-021-01813-1
33. Kumar, Sachin; Kaur, Lakhveer; Niwas, Monika, Some exact invariant solutions and dynamical structures of multiple solitons for the (2+1)-dimensional Bogoyavlensky-Konopelchenko equation with variable coefficients using Lie symmetry analysis, Chinese Journal of Physics, 71, pp. 518 – 538.
    DOI: https://doi.org/10.1016/j.cjph.2021.03.021
34. Kumar, Sachin; Khan, Ilyas; Rani, Setu; Ghanbari, Behzad, Lie Symmetry Analysis and Dynamics of Exact Solutions of the (2+1)-Dimensional Nonlinear Sharma-Tasso-Olver Equation, Mathematical Problems in Engineering, 2021, art. no. 9961764.
    DOI: https://doi.org/10.1155/2021/9961764
35. Kumar, Sachin; Kharbanda, Harsha, Sensitivity and Chaotic Dynamics of an Eco-Epidemiological System with Vaccination and Migration in Prey, Brazilian Journal of Physics, 51 (4), pp. 986 – 1006.
    DOI: https://doi.org/10.1007/s13538-021-00862-2
36. Kumar, Sachin; Kumar, Amit; Kharbanda, Harsha, Abundant exact closed-form solutions and solitonic structures for the double-chain deoxyribonucleic acid (DNA) model, Brazilian Journal of Physics, 51 (4), pp. 1043 – 1068.
    DOI: https://doi.org/10.1007/s13538-021-00913-8
37. Kumar, Sachin; Kumar, Dharmendra, Generalised exponential rational function method for obtaining numerous exact soliton solutions to a (3 + 1)-dimensional Jimbo–Miwa equation, Pramana – Journal of Physics, 95 (4), art. no. 152.
    DOI: https://doi.org/10.1007/s12043-021-02174-1
38. Kumar, Sachin; Kumar, Dharmendra; Kharbanda, Harsha, Lie symmetry analysis, abundant exact solutions and dynamics of multisolitons to the (2 + 1) -dimensional KP-BBM equation, Pramana – Journal of Physics, 95 (1), art. no. 33.
    DOI: https://doi.org/10.1007/s12043-020-02057-x
39. Kumar, Sachin; Kumar, Dharmendra; Kumar, Amit, Lie symmetry analysis for obtaining the abundant exact solutions, optimal system and dynamics of solitons for a higher-dimensional Fokas equation, Chaos, Solitons and Fractals, 142, art. no. 110507.
    DOI: https://doi.org/10.1016/j.chaos.2020.110507
40. Kumar, Sachin; Kumar, Dharmendra; Wazwaz, Abdul-Majid, Lie symmetries, optimal system, group-invariant solutions and dynamical behaviors of solitary wave solutions for a (3+1)-dimensional KdV-type equation, European Physical Journal Plus, 136 (5), art. no. 531.
    DOI: https://doi.org/10.1140/epjp/s13360-021-01528-3
41. Kumar, Sachin; Ma, Wen-Xiu; Kumar, Amit, Lie symmetries, optimal system and group-invariant solutions of the (3+1)-dimensional generalized KP equation, Chinese Journal of Physics, 69, pp. 1 – 23.
    DOI: https://doi.org/10.1016/j.cjph.2020.11.013
42. Kumar, Sachin; Mohan, Brij, A study of multi-soliton solutions, breather, lumps, and their interactions for kadomtsev-petviashvili equation with variable time coefficient using hirota method, Physica Scripta, 96 (12), art. no. 125255.
    DOI: https://doi.org/10.1088/1402-4896/ac3879
43. Kumar, Sachin; Nisar, Kottakkaran Sooppy; Kumar, Amit, A (2+1)-dimensional generalized Hirota–Satsuma–Ito equations: Lie symmetry analysis, invariant solutions and dynamics of soliton solutions, Results in Physics, 28, art. no. 104621.
    DOI: https://doi.org/10.1016/j.rinp.2021.104621
44. Kumar, Sachin; Niwas, Monika, Lie symmetry reductions, abound exact solutions and localized wave structures of solitons for a (2 + 1)-dimensional Bogoyavlenskii equation, Modern Physics Letters B, 35 (15), art. no. 2150252.
    DOI: https://doi.org/10.1142/S0217984921502523
45. Kumar, Sachin; Niwas, Monika, Exact closed-form solutions and dynamics of solitons for a (2 + 1) -dimensional universal hierarchy equation via Lie approach, Pramana – Journal of Physics, 95 (4), art. no. 195.
    DOI: https://doi.org/10.1007/s12043-021-02219-5
46. Kumar, Sachin; Niwas, Monika; Hamid, Ihsanullah, Lie symmetry analysis for obtaining exact soliton solutions of generalized Camassa-Holm-Kadomtsev-Petviashvili equation, International Journal of Modern Physics B, 35 (2), art. no. 2150028.
    DOI: https://doi.org/10.1142/S0217979221500284
47. Kumar, Sachin; Niwas, Monika; Mann, Nikita, Abundant analytical closed-form solutions and various solitonic wave forms to the ZK-BBM and GZK-BBM equations in fluids and plasma physics, Partial Differential Equations in Applied Mathematics, 4, art. no. 100200.
    DOI: https://doi.org/10.1016/j.padiff.2021.100200
48. Kumar, Sachin; Niwas, Monika; Osman, M.S.; Abdou, M.A., Abundant different types of exact soliton solution to the (4+1)-dimensional Fokas and (2+1)-dimensional breaking soliton equations, Communications in Theoretical Physics, 73 (10), art. no. 105007.
    DOI: https://doi.org/10.1088/1572-9494/ac11ee
49. Kumar, Sachin; Rani, Setu, Lie symmetry analysis, group-invariant solutions and dynamics of solitons to the (2 + 1)-dimensional Bogoyavlenskii–Schieff equation, Pramana – Journal of Physics, 95 (2), art. no. 51.
    DOI: https://doi.org/10.1007/s12043-021-02082-4
50. Kumar, Sachin; Rani, Setu, Invariance analysis, optimal system, closed-form solutions and dynamical wave structures of a (2+1)-dimensional dissipative long wave system, Physica Scripta, 96 (12), art. no. 125202.
    DOI: https://doi.org/10.1088/1402-4896/ac1990
51. Kumar, Surendra; Mohammad Abdal, Syed, Approximate controllability of non-instantaneous impulsive semilinear measure driven control system with infinite delay via fundamental solution, IMA Journal of Mathematical Control and Information, 38 (2), pp. 552 – 575.
    DOI: https://doi.org/10.1093/imamci/dnaa026
52. Kumar, Surendra; Sharma, Abhishek; Pal Singh, Harendra, Convergence and global stability analysis of fractional delay block boundary value methods for fractional differential equations with delay, Chaos, Solitons and Fractals, 144, art. no. 110648.
    DOI: https://doi.org/10.1016/j.chaos.2021.110648
53. Kumar, Surendra; Upadhyay, Anjali, Optimal control problem for fractional stochastic delayed systems with noninstantaneous impulses, IMA Journal of Mathematical Control and Information, 38 (3), pp. 855 – 880.
    DOI: https://doi.org/10.1093/imamci/dnab014
54. Kumar, Surendra; Yadav, Shobha, Infinite-delayed stochastic impulsive differential systems with Poisson jumps, Indian Journal of Pure and Applied Mathematics, 52 (2), pp. 344 – 362.
    DOI: https://doi.org/10.1007/s13226-021-00123-7
55. Madaan, Vibha; Kumar, Ajay; Ravichandran, V., Estimates for initial coefficients of certain bi–univalent functions, Filomat, 35 (6), pp. 1993 – 2009.
    DOI: https://doi.org/10.2298/FIL2106993M
56. Malhotra, Hari Krishan; Vashisht, Lalit K., Construction of Pth -Stage Nonuniform Discrete Wavelet Frames, Results in Mathematics, 76 (3), art. no. 117.
    DOI: https://doi.org/10.1007/s00025-021-01427-0
57. Malhotra, Hari Krishan; Vashisht, Lalit K., Unitary extension principle for nonuniform wavelet frames in l2 (r), Journal of Mathematical Physics, Analysis, Geometry, 17 (1), pp. 79 – 94.
    DOI: https://doi.org/10.15407/MAG17.01.079
58. Mohanty, Sanjaya K.; Kumar, Sachin; Deka, Manoj K.; Dev, Apul N., Dynamics of exact closed-form solutions to the Schamel Burgers and Schamel equations with constant coefficients using a novel analytical approach, International Journal of Modern Physics B, 35 (31), art. no. 2150317.
    DOI: https://doi.org/10.1142/S0217979221503173
59. Ouahid, Loubna; Abdou, M.A.; Kumar, Sachin; Owyed, Saud; Ray, S. Saha, A plentiful supply of soliton solutions for DNA Peyrard-Bishop equation by means of a new auxiliary equation strategy, International Journal of Modern Physics B, 35 (26), art. no. 2150265.
    DOI: https://doi.org/10.1142/S0217979221502659
60. Ouahid, Loubna; Abdou, M.A.; Owyed, S.; Kumar, Sachin, New optical soliton solutions via two distinctive schemes for the DNA Peyrard-Bishop equation in fractal order, Modern Physics Letters B, 35 (26), art. no. 2150444.
    DOI: https://doi.org/10.1142/S0217984921504443
61. Patel, Arvind; Kumar, Manoj; Bagai, Shobha, Heat and mass transfer in a two-sided lid-driven square cavity with non-uniform sinusoidal heating on horizontal walls, European Physical Journal Plus, 136 (10), art. no. 1034.
    DOI: https://doi.org/10.1140/epjp/s13360-021-02040-4
62. Patel, Arvind; Kumar, Vineesh, Modulation instability analysis of a nonautonomous (3 + 1) -dimensional coupled nonlinear Schrödinger equation, Nonlinear Dynamics, 104 (4), pp. 4355 – 4365.
    DOI: https://doi.org/10.1007/s11071-021-06558-1
63. Kumar, Vineesh; Patel, Arvind, Dispersion and phase managed optical soliton solutions of a nonautonomous (3+1)-dimensional coupled nonlinear Schrödinger equation, Optik, 242, art. no. 166648.
    DOI: https://doi.org/10.1016/j.ijleo.2021.166648
64. Priyanka, Kumari; Kumar, Ajay; Trisandhya, Pidugu, Calibration estimators for quantitative sensitive mean estimation under successive sampling, Communications in Statistics – Theory and Methods, 50 (6), pp. 1341 – 1361.
    DOI: https://doi.org/10.1080/03610926.2019.1649430
65. Priyanka, Kumari; Trisandhya, Pidugu; Kumar, Ajay, Partial optional randomized response technique with calibration weighting to adjust non-response in successive sampling, Communications for Statistical Applications and Methods, 28 (5), pp. 493 – 510.
    DOI: https://doi.org/10.29220/CSAM.2021.28.5.493
66. Rai, Pratima; Yadav, Swati, Robust numerical schemes for singularly perturbed delay parabolic convection-diffusion problems with degenerate coefficient, International Journal of Computer Mathematics, 98 (1), pp. 195 – 221.
    DOI: https://doi.org/10.1080/00207160.2020.1737030
67. Rastogi, Shard; Srivastava, Sachi, Strong and polynomial stability for delay semigroups, Journal of Evolution Equations, 21 (1), pp. 441 – 472.
    DOI: https://doi.org/10.1007/s00028-020-00588-9
68. Salman, Mohammad; Das, Ruchi, Hypercyclic operators for iterated function systems, Hacettepe Journal of Mathematics and Statistics, 50 (2), pp. 483 – 491.
    DOI: https://doi.org/10.15672/hujms.716686
69. Salman, Mohammad; Wu, Xinxing; Das, Ruchi, Sensitivity of Nonautonomous Dynamical Systems on Uniform Spaces, International Journal of Bifurcation and Chaos, 31 (1), art. no. 2150017.
    DOI: https://doi.org/10.1142/S0218127421500176
70. Shah, Sarswati; Singh, Randheer, Lie symmetries for analyzing interaction of a characteristic shock with a singular surface in a non-ideal reacting gas with dust particles, Mathematical Methods in the Applied Sciences, 44 (5), pp. 3804 – 3818.
    DOI: https://doi.org/10.1002/mma.6983
71. Shah, Sarswati; Singh, Randheer, Propagation of non-planar weak and strong shocks in a non-ideal relaxing gas, Ricerche di Matematica, 70 (2), pp. 371 – 393.
    DOI: https://doi.org/10.1007/s11587-019-00472-w
72. Sharma, Arti; Gaur, Atul, Energy of a maximal graph, Palestine Journal of Mathematics, 10 (1), pp. 69 – 77.
73. Sharma, Jyoti; Kumar, Ajay, Continuous abstract wavelet transform on homogeneous spaces,  Georgian Mathematical Journal, 28 (5), pp. 805 – 818.
    DOI: https://doi.org/10.1515/gmj-2020-2069
74. Talwar, Bharat; Jain, Ranjana, Closed ideals and lie ideals of minimal tensor product of certain c-algebras, Glasgow Mathematical Journal, 63 (2), pp. 414 – 425.
    DOI: https://doi.org/10.1017/S0017089520000270
75. Thakur, Rahul; Das, Ruchi, Sensitivity and chaos on product and on hyperspatial semiflows, Journal of Difference Equations and Applications, 27 (1), pp. 1 – 15.
    DOI: https://doi.org/10.1080/10236198.2020.1862807
76. Vasisht, Radhika; Salman, Mohammad; Das, Ruchi, Variants of Shadowing Properties for Iterated Function Systems on Uniform Spaces, Filomat, 35 (8), pp. 2565 – 2572.
    DOI: https://doi.org/10.2298/FIL2108565V
77. Yadav, Swati; Rai, Pratima, A higher order scheme for singularly perturbed delay parabolic turning point problem, Engineering Computations (Swansea, Wales), 38 (2), pp. 819 – 851.
    DOI: https://doi.org/10.1108/EC-03-2020-0172
78. Yadav, Swati; Rai, Pratima, An almost second order hybrid scheme for the numerical solution of singularly perturbed parabolic turning point problem with interior layer, Mathematics and Computers in Simulation, 185, pp. 733 – 753.
    DOI: https://doi.org/10.1016/j.matcom.2021.01.017

The details of the publications of faculty members during 2015-20 can be found in the Archives Section of the website.