关注
Virendra Kumar
Virendra Kumar
Assistant Professor, Ramanujan College, University of Delhi
在 ramanujan.du.ac.in 的电子邮件经过验证
标题
引用次数
引用次数
年份
Radius problems for starlike functions associated with the sine function
NE Cho, V Kumar, SS Kumar, V Ravichandran
Bulletin of the Iranian Mathematical Society 45, 213-232, 2019
2502019
Sharp coefficient bounds for starlike functions associated with the Bell numbers
V Kumar, NE Cho, V Ravichandran, HM Srivastava
Mathematica Slovaca 69 (5), 1053-1064, 2019
682019
Estimates for the Initial Coefficients of Bi-univalent Functions
VKVR S. Sivaprasad Kumar
Tamsui Oxford Journal of Information and Mathematical Sciences 29 (4), 487–504, 2013
68*2013
Sufficient conditions for starlike functions associated with the lemniscate of Bernoulli
SS Kumar, V Kumar, V Ravichandran, NE Cho
Journal of Inequalities and Applications 2013, 1-13, 2013
672013
Starlike functions related to the Bell numbers
NE Cho, S Kumar, V Kumar, V Ravichandran, HM Srivastava
Symmetry 11 (2), 219, 2019
482019
Differential subordination and radius estimates for starlike functions associated with the Booth lemniscate
NAKEUN CHO, S Kumar, V Kumar, V Ravichandran
Turkish Journal of Mathematics 42 (3), 1380-1399, 2018
472018
Third Hankel determinant for certain classes of analytic functions
V Kumar, S Kumar, V Ravichandran
Mathematical Analysis I: Approximation Theory: ICRAPAM 2018, New Delhi …, 2020
192020
Bounds on Hermitian-Toeplitz and Hankel determinants for strongly starlike functions
V Kumar, S Kumar
Boletín de la Sociedad Matemática Mexicana 27 (2), 55, 2021
162021
Hermitian–Toeplitz and Hankel determinants for certain starlike functions
NE Cho, S Kumar, V Kumar
Asian-European Journal of Mathematics 15 (03), 2250042, 2022
152022
Coefficient bounds for certain subclasses of starlike functions
NE Cho, V Kumar, OS Kwon, YJ Sim
Journal of Inequalities and Applications 2019 (1), 1-13, 2019
152019
Initial coefficients and fourth Hankel determinant for certain analytic functions
NE Cho, V Kumar
Miskolc Mathematical Notes 21 (2), 763-779, 2020
132020
FEKETE-SZEGO problem for a class of analytic functinos defined by convolution
SK Shanmugam, V Kumar
Tamkang Journal of Mathematics 44 (2), 187-195, 2013
132013
Radius of starlikeness for analytic functions with fixed second coefficient
RM Ali, V Kumar, V Ravichandran, SS Kumar
Kyungpook Mathematical Journal 57 (3), 473-492, 2017
112017
Fekete-Szegö problem for a class of analytic functions
SS Kumar, V Kumar
Stud. Univ. Babes-Bolyai Math 58 (2), 181-188, 2013
112013
Hermitian-Toeplitz determinants for certain classes of close-to-convex functions
V Kumar
Bulletin of the Iranian Mathematical Society 48 (3), 1093-1109, 2022
102022
Hermitian-Toeplitz and Hankel determinants for starlike functions associated with a rational function
HM Srivastava, S Kumar, V Kumar, NE Cho
JOURNAL OF NONLINEAR AND CONVEX ANALYSIS 23 (12), 2815-2833, 2022
102022
Sharp estimation of Hermitian-Toeplitz determinants for Janowski type starlike and convex functions
V Kumar, R Srivastava, NE Cho
Miskolc Mathematical Notes 21 (2), 939-952, 2020
92020
Sharp bounds on the higher order Schwarzian derivatives for Janowski classes
NE Cho, V Kumar, V Ravichandran
Symmetry 10 (8), 348, 2018
82018
A survey on coefficient estimates for Carathéodory functions
VKVR N. E. Cho
Applied Math. E-Notes 19, 370–396, 2019
72019
Sharp estimates on the third order Hermitian-Toeplitz determinant for Sakaguchi classes
S Kumar, V Kumar
Commun. Korean Math. Soc. 37, 1041-1053, 2022
62022
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