## Cho, Nak Eun

Compute Distance To:
 Author ID: cho.nak-eun Published as: Cho, Nak Eun; Cho, N. E.; Cho, Nak; Eun Cho, Nak; Eun, Cho Nak more...less External Links: ORCID · ResearchGate · dblp
 Documents Indexed: 257 Publications since 1987 2 Contributions as Editor Co-Authors: 82 Co-Authors with 228 Joint Publications 1,995 Co-Co-Authors
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### Serials

 22 Journal of Inequalities and Applications 10 Kyungpook Mathematical Journal 10 Filomat 9 Journal of Mathematical Analysis and Applications 9 Applied Mathematics and Computation 9 International Journal of Mathematics and Mathematical Sciences 9 Mathematica Japonica 7 Tamkang Journal of Mathematics 7 RIMS Kokyuroku 7 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 6 Journal of Institute of Mathematics and Computer Sciences. Mathematics Series 5 Bulletin of the Iranian Mathematical Society 5 Turkish Journal of Mathematics 5 Proceedings of the Jangjeon Mathematical Society 4 Bulletin of the Calcutta Mathematical Society 4 Journal of the Korean Mathematical Society 4 Southeast Asian Bulletin of Mathematics 4 Applied Mathematics Letters 4 Panamerican Mathematical Journal 4 Integral Transforms and Special Functions 4 Journal of Computational Analysis and Applications 3 Computers & Mathematics with Applications 3 Bulletin of the Korean Mathematical Society 3 Abstract and Applied Analysis 3 Taiwanese Journal of Mathematics 3 Mathematical Inequalities & Applications 3 Acta Mathematica Sinica. English Series 3 Nonlinear Functional Analysis and Applications 3 Advances in Difference Equations 3 East Asian Mathematical Journal 3 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 3 AIMS Mathematics 2 Jnanabha 2 Mathematica Slovaca 2 Mathematical and Computer Modelling 2 Far East Journal of Mathematical Sciences 2 Mathematical Sciences Research Hot-Line 2 Communications of the Korean Mathematical Society 2 JIPAM. Journal of Inequalities in Pure & Applied Mathematics 2 Mathematical Sciences Research Journal 2 Computational Methods and Function Theory 2 Hacettepe Journal of Mathematics and Statistics 2 Advanced Studies in Contemporary Mathematics (Kyungshang) 2 Miskolc Mathematical Notes 2 Complex Variables and Elliptic Equations 2 Asian-European Journal of Mathematics 2 Symmetry 2 Journal of Applied Mathematics & Informatics 2 Mathematics 1 Bulletin of the Australian Mathematical Society 1 Indian Journal of Pure & Applied Mathematics 1 Chinese Journal of Mathematics 1 Mathematics Reports 1 Proceedings of the Japan Academy. Series A 1 Publications de l’Institut Mathématique. Nouvelle Série 1 Tsukuba Journal of Mathematics 1 Soochow Journal of Mathematics 1 Complex Variables. Theory and Application 1 Kobe Journal of Mathematics 1 Journal of the Bihar Mathematical Society 1 Journal of the Faculty of Science and Technology 1 Mathematica Balkanica. New Series 1 Hacettepe Bulletin of Natural Sciences and Engineering. Series B 1 Analele Științifice ale Universității Al. I. Cuza din Iași. Serie Nouă. Matematică 1 The Journal of Analysis 1 International Journal of Mathematical and Statistical Sciences 1 Journal of the Egyptian Mathematical Society 1 Boletín de la Sociedad Matemática Mexicana. Third Series 1 Bulletin de la Société des Sciences et des Lettres de Łódź. Série: Recherches sur les Déformations 1 Journal of Applied Analysis 1 Mathematical Communications 1 Fractional Calculus & Applied Analysis 1 Journal of the Korean Society of Mathematical Education. Series B. The Pure and Applied Mathematics 1 Journal of Nonlinear and Convex Analysis 1 Nihonkai Mathematical Journal 1 Applied Mathematics E-Notes 1 Acta Mathematica Scientia. Series B. (English Edition) 1 EAMJ. East Asian Mathematical Journal 1 Mathematical Reports 1 Thai Journal of Mathematics 1 Boundary Value Problems 1 Frontiers of Mathematics in China 1 Journal of Approximation Theory and Applications 1 Journal of Mathematical Inequalities 1 European Journal of Pure and Applied Mathematics 1 Analysis and Mathematical Physics 1 Journal of Function Spaces 1 Open Mathematics
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### Fields

 255 Functions of a complex variable (30-XX) 11 Special functions (33-XX) 6 Real functions (26-XX) 2 Potential theory (31-XX) 2 Integral equations (45-XX) 1 General and overarching topics; collections (00-XX) 1 Number theory (11-XX) 1 Several complex variables and analytic spaces (32-XX) 1 Ordinary differential equations (34-XX) 1 Operator theory (47-XX) 1 Statistics (62-XX) 1 Systems theory; control (93-XX)

### Citations contained in zbMATH Open

132 Publications have been cited 926 times in 576 Documents Cited by Year
Argument estimates of certain analytic functions defined by a class of multiplier transformations. Zbl 1050.30007
Cho, N. E.; Srivastava, H. M.
2003
Multiplier transformations and strongly close-to-convex functions. Zbl 1032.30007
Cho, Nak Eun; Kim, Tae Hwa
2003
Inclusion relationships and argument properties for certain subclasses of multivalent functions associated with a family of linear operators. Zbl 1059.30006
Cho, Nak Eun; Kwon, Oh Sang; Srivastava, H. M.
2004
Radius problems for starlike functions associated with the sine function. Zbl 1409.30009
Cho, N. E.; Kumar, V.; Kumar, S. S.; Ravichandran, V.
2019
Differential subordination for functions associated with the lemniscate of Bernoulli. Zbl 1246.30034
Ali, Rosihan M.; Cho, Nak Eun; Ravichandran, V.; Sivaprasad Kumar, S.
2012
Some coefficient inequalities related to the Hankel determinant for strongly starlike functions of order alpha. Zbl 1369.30015
Cho, N. E.; Kowalczyk, B.; Kwon, O. S.; Lecko, A.; Sim, Y. J.
2017
The bounds of some determinants for starlike functions of order alpha. Zbl 1387.30007
Cho, N. E.; Kowalczyk, B.; Kwon, O. S.; Lecko, A.; Sim, Y. J.
2018
Generating functions for a certain class of incomplete hypergeometric polynomials. Zbl 1309.33009
Srivastava, Rekha; Cho, Nak Eun
2012
Inclusion and argument properties for certain subclasses of meromorphic functions associated with a family of multiplier transformations. Zbl 1058.30012
Cho, Nak Eun; Kwon, Oh Sang; Srivastava, H. M.
2004
Sandwich-type theorems for multivalent functions associated with the Srivastava-Attiya operator. Zbl 1202.30017
Cho, Nak Eun; Kim, In Hwa; Srivastava, H. M.
2010
A class of nonlinear integral operators preserving subordination and superordination. Zbl 1109.30022
Cho, Nak Eun; Srivastava, H. M.
2007
Uniform convexity properties for hypergeometric functions. Zbl 1028.30013
Cho, Nak Eun; Woo, Soon Young; Owa, Shigeyoshi
2002
Radii of starlikeness and convexity for functions with fixed second coefficient defined by subordination. Zbl 1289.30153
Ali, Rosihan M.; Cho, Nak Eun; Jain, Naveen Kumar; Ravichandran, V.
2012
Sufficient conditions for starlike functions associated with the lemniscate of Bernoulli. Zbl 1318.30026
Kumar, S.; Kumar, Virendra; Ravichandran, V.; Cho, Nak Eun
2013
Inclusion properties of certain classes of meromorphic functions associated with the generalized hypergeometric function. Zbl 1119.30006
Cho, Nak Eun; Kim, In Hwa
2007
Differential subordination and radius estimates for starlike functions associated with the Booth lemniscate. Zbl 1424.30036
Cho, Nak Eun; Kumar, Sushil; Kumar, Virendra; Ravichandran, V.
2018
Sharp bounds of some coefficient functionals over the class of functions convex in the direction of the imaginary axis. Zbl 1421.30018
Cho, Nak Eun; Kowalczyk, Bogumiła; Lecko, Adam
2019
A class of integral operators preserving subordination and superordination for meromorphic functions. Zbl 1193.30032
Cho, Nak Eun; Kwon, Oh Sang; Owa, Shigeyoshi; Srivastava, H. M.
2007
Some extended Pochhammer symbols and their applications involving generalized hypergeometric polynomials. Zbl 1302.33007
Srivastava, Rekha; Cho, Nak Eun
2014
Some classes of analytic functions associated with conic regions. Zbl 1244.30025
Sim, Young Jae; Kwon, Oh Sang; Cho, Nak Eun; Srivastava, H. M.
2012
Sharp coefficient bounds for starlike functions associated with the Bell numbers. Zbl 07289581
Kumar, Virendra; Cho, Nak Eun; Ravichandran, V.; Srivastava, H. M.
2019
Certain subclasses of Sakaguchi functions. Zbl 0788.30007
Cho, Nak Eun; Kwon, Oh Sang; Owa, Shigeyoshi
1993
Inclusion properties of certain subclasses of analytic functions defined by a multiplier transformation. Zbl 1132.30311
Cho, Nak Eun; Kim, Ji A.
2006
Some radius problems related to a certain subclass of analytic functions. Zbl 1307.30030
Kwon, Oh Sang; Sim, Young Jae; Cho, Nak Eun; Srivastava, H. M.
2014
Inclusion relationships for certain subclasses of meromorphic functions associated with a family of multiplier transformations. Zbl 1096.30008
Cho, Nak Eun; Kwon, Oh Sang; Srivastava, H. M.
2005
Certain subclasses of multivalent functions associated with a family of linear operators. Zbl 1138.30010
Patel, J.; Cho, Nak Eun; Srivastava, H. M.
2006
The noor integral operator and strongly close-to-convex functions. Zbl 1027.30043
Cho, Nak Eun
2003
Starlike functions related to the Bell numbers. Zbl 1416.30002
Cho, Nak Eun; Kumar, Sushil; Kumar, Virendra; Ravichandran, V.; Srivastava, H. M.
2019
Strong differential subordination and superordination for multivalently meromorphic functions involving the Liu-Srivastava operator. Zbl 1195.30017
Cho, Nak Eun; Kwon, Oh Sang; Srivastava, H. M.
2010
Some multivalently starlike functions with negative coefficients and their subclasses defined by using a differential operator. Zbl 0887.30012
Irmak, H.; Lee, Sang Hun; Cho, Nak Eun
1997
On the third logarithmic coefficient in some subclasses of close-to-convex functions. Zbl 1435.30042
Cho, Nak Eun; Kowalczyk, Bogumiła; Kwon, Oh Sang; Lecko, Adam; Sim, Young Jae
2020
A general family of integral operators and associated subordination and superordination properties of some special analytic function classes. Zbl 1293.30027
Cho, Nak Eun; Bulboacă, Teodor; Srivastava, H. M.
2012
Some classes of analytic functions involving Noor integral operator. Zbl 1082.30010
Patel, J.; Cho, N. E.
2005
Sufficient conditions for Carathéodory functions. Zbl 1189.30023
Kim, In Hwa; Cho, Nak Eun
2010
A class of meromorphic univalent functions with positive coefficients. Zbl 0639.30010
Cho, Nak Eun; Lee, Sang Hun; Owa, Shigeyoshi
1987
Coefficient bounds and differential subordinations for analytic functions associated with starlike functions. Zbl 1439.30024
2020
Inclusion properties for certain classes of meromorphic functions associated with the Choi-Saigo-Srivastava operator. Zbl 1102.30013
Cho, Nak Eun; Noor, K. Inayat
2006
Subordination and superordination for multivalent functions associated with a class of fractional differintegral operators. Zbl 1194.26010
Cho, Nak Eun; Nishiwaki, Junichi; Owa, Shigeyoshi; Srivastava, H. M.
2010
Some applications of the first-order differential subordinations. Zbl 1474.30173
Cho, Nak Eun; Lee, Hyo Jeong; Park, Ji Hyang; Srivastava, Rekha
2016
Partial sums of certain meromorphic functions. Zbl 1054.30011
Cho, Nak Eun; Owa, Shigeyoshi
2004
Sufficient conditions for meromorphic starlikeness and close-to-convexity of order $$\alpha$$. Zbl 0988.30008
Cho, Nak Eun; Owa, Shigeyoshi
2001
A differential operator and its applications to certain multivalently analytic functions. Zbl 1138.30005
Irmak, Hüseyin; Cho, Nak Eun
2007
On the Fekete-Szegö problem for strongly $$\alpha$$-logarithmic quasiconvex functions. Zbl 1086.30011
Cho, Nak Eun; Owa, Shigeyoshi
2004
On certain class of meromorphic functions with positive coefficients. Zbl 0916.30004
Cho, Nak Eun
1990
On a certain subclass of analytic functions with negative coefficients. Zbl 0910.30011
Aouf, M. K.; Cho, Nak Eun
1998
Some sets of sufficient conditions for Carathéodory functions. Zbl 1333.30028
Sim, Young Jae; Kwon, Oh Sang; Cho, Nak Eun; Srivastava, H. M.
2016
Coefficient, distortion and growth inequalities for certain close-to-convex functions. Zbl 1269.30013
Cho, Nak Eun; Kwon, Oh Sang; Ravichandran, V.
2011
Double subordination-preserving properties for certain integral operators. Zbl 1132.45009
Cho, Nak Eun; Owa, Shigeyoshi
2007
Inclusion properties for certain subclasses of analytic functions associated with the Dziok-Srivastava operator. Zbl 1141.30006
Kwon, Oh Sang; Cho, Nak Eun
2007
A class of nonlinear integral operators preserving double subordinations. Zbl 1152.30311
Kwon, Oh Sang; Cho, Nak Eun
2008
A class of integral operators preserving subordination and superordination. Zbl 1200.30007
Cho, Nak Eun; Kwon, Oh Sang
2010
Sharp estimation of Hermitian-Toeplitz determinants for Janowski type starlike and convex functions. Zbl 1474.30086
Kumar, Virendra; Srivastava, Rekha; Cho, Nak Eun
2020
Characterizations for certain subclasses of starlike and convex functions associated with Bessel functions. Zbl 1458.30013
Cho, Nak Eun; Lee, Hyo Jeong; Srivastava, Rekha
2016
On certain subclasses of meromorphically multivalent convex functions. Zbl 0839.30014
Cho, Nak Eun
1995
On a sufficient condition and an angular estimation for $$\Phi$$-like functions. Zbl 0921.30008
Cho, Nak Eun; Kim, Ji A
1998
Argument estimates of certain meromorphic functions. Zbl 0973.30015
Cho, Nak Eun
2000
Inclusion properties for certain subclasses of analytic functions defined by a multiplier transformation. Zbl 1213.30032
Kwon, Oh Sang; Cho, Nak Eun
2010
On certain sufficient conditions for close-to-convexity. Zbl 1113.30021
Patel, J.; Cho, N. E.
2007
Some applications of fractional calculus operators to a certain subclass of analytic functions with negative coefficients. Zbl 0867.30013
Cho, Nak Eun; Aouf, M. K.
1996
On the difference of coefficients of Bazilevič functions. Zbl 1435.30043
Cho, Nak Eun; Sim, Young Jae; Thomas, Derek K.
2019
Logarithmic coefficient bounds and coefficient conjectures for classes associated with convex functions. Zbl 1475.30028
2021
Initial coefficients and fourth Hankel determinant for certain analytic functions. Zbl 1474.30065
Cho, Nak Eun; Kumar, Virendra
2020
Differential subordination of harmonic mean. Zbl 1327.30014
2015
Sandwich-type theorems for meromorphic multivalent functions associated with the Liu-Srivastava operator. Zbl 1274.30099
Cho, Nak Eun
2012
On differential subordinations in the complex plane. Zbl 1308.30018
Nunokawa, Mamoru; Cho, Nak Eun; Kwon, Oh Sang; Sokół, Janusz
2015
Strong differential subordination properties for analytic functions involving the Komatu integral operator. Zbl 1291.30148
Cho, Nak
2013
A subclass of close-to-convex functions. Zbl 1293.30035
Seker, Bilal; Cho, Nak Eun
2013
Starlike and convex properties for hypergeometric functions. Zbl 1154.30302
Kwon, Oh Sang; Cho, Nak Eun
2008
On the Fekete-Szegő problem for strongly $$\alpha$$-quasiconvex functions. Zbl 1025.30010
Cho, Nak Eun; Owa, Shigeyoshi
2003
Certain subclasses of meromorphically $$p$$-valent functions involving a linear operator. Zbl 1072.30011
Patel, J.; Cho, Nak Eun
2003
Subordination and superordination properties for a class of integral operators. Zbl 1221.30024
Cho, Nak Eun; Bulboacǎ, Teodor
2010
Argument estimates of meromorphically multivalent functions. Zbl 0965.30007
Cho, Nak Eun; Owa, Shigeyoshi
2000
On the distortion theorem for quasiconformal mappings with fixed boundary values. Zbl 0989.30014
Huang, Xinzhong; Cho, Nak Eun
2001
Certain subclasses of meromorphically multivalent functions. Zbl 0947.30503
Kwon, O. S.; Kim, J. A.; Cho, N. E.; Owa, S.
1996
The coefficients of powers of Bazilević functions. Zbl 1404.30013
Cho, Nak Eun; Kumar, Virendra; Park, Ji Hyang
2018
Inclusion properties for certain subclasses of analytic functions defined by a linear operator. Zbl 1153.30009
Cho, Nak Eun
2008
Properties of convolutions for hypergeometric series with univalent functions. Zbl 1380.30011
Kim, Ji A; Cho, Nak
2013
Subordination properties for a general class of integral operators involving meromorphically multivalent functions. Zbl 1381.30007
Cho, Nak; Srivastava, Rekha
2013
On certain subclasses of univalent functions. Zbl 0659.30011
Cho, Nak Eun
1988
Geometric properties for a family of holomorphic functions associated with Wanas operator defined on complex Hilbert space. Zbl 1482.30052
Wanas, Abbas Karem; Choi, Junesang; Cho, Nak Eun
2021
Littlewood-Paley conjecture for certain classes of analytic functions. Zbl 1456.30031
Cho, Nak Eun; Kumar, Virendra
2021
A note on certain fractional operator. Zbl 0754.30009
Owa, Shigeyoshi; Nishimoto, Katsuyuki; Lee, Sang Keun; Cho, Nak Eun
1991
Radii problems for some classes of analytic functions associated with Legendre polynomials of odd degree. Zbl 07460953
Ebadian, Ali; Cho, Nak Eun; Analouei Adegani, Ebrahim; Bulut, Serap; Bulboacă, Teodor
2020
Sufficient conditions for Carathéodory functions. Zbl 07461956
Nunokawa, Mamoru; Kwon, Oh Sang; Sim, Young Jae; Cho, Nak Eun
2018
Fekete-Szegő problem for close-to-convex functions with respect to a certain convex function dependent on a real parameter. Zbl 1348.30007
Cho, Nak Eun; Kowalczyk, Bogumiła; Lecko, Adam
2016
On certain classes of meromorphically $$p$$-valent starlike functions. Zbl 0804.30011
Cho, N. E.; Owa, S.
1994
On the Fekete-Szegö problem for certain analytic functions. Zbl 1047.30005
Kwon, Oh Sang; Cho, Nak Eun
2003
Differential superordinations and sandwich-type results. Zbl 1316.30024
Bulboacă, Teodor; Cho, Nak Eun; Goswami, Pranay
2014
On differential subordination of geometric mean. Zbl 1320.30021
Cho, Nak Eun; Chojnacka, Oliwia; Lecko, Adam
2014
Bi-univalent functions of complex order based on subordinate conditions involving Hurwitz-Lerch zeta function. Zbl 1336.30014
Murugusundaramoorthy, G.; Janani, T.; Cho, Nak Eun
2016
An improvement of Ozaki’s P-valent conditions. Zbl 1336.30016
Nunokawa, Mamoru; Cho, Nak Eun; Kwon, Oh Sang; Sokół, Janusz
2016
Angular estimations of certain analytic functions. Zbl 0880.30017
Cho, Nak Eun; Kim, Ji A
1997
Sufficient conditions for univalence and starlikeness. Zbl 1373.30028
Nunokawa, M. N.; Sokol, J.; Cho, N. E.
2016
Subordination properties for meromorphic multivalent functions associated with the multiplier transformation. Zbl 1225.30008
Cho, N. E.; Yoon, M.
2011
Differential subordinations associated with the Dziok-Srivastava operator. Zbl 1240.30059
Oros, Georgia Irina; Oros, Gheorghe; Kim, In Hwa; Cho, Nak Eun
2011
Coefficient estimates of Mocanu-type meromorphic bi-univalent functions of complex order. Zbl 1365.30013
Murugusundaramoorthy, G.; Janani, T.; Cho, Nak Eun
2016
On the Fekete-Szegö and argument inequalities for strongly close-to-star functions. Zbl 1115.30010
Cho, Nak Eun; Owa, Shigeyoshi
2002
On certain classes of meromorphically starlike functions. Zbl 0853.30007
Cho, Nak Eun; Kim, Ji A.
1995
Some remarks on a conjectured upper bound for the fractional derivative of univalent functions. Zbl 0863.30013
Cho, Nak Eun; Owa, Shigeyoshi; Srivastava, H. M.
1993
Radius estimates and convolution properties for analytic functions. Zbl 1409.30016
Kumar, Virendra; Cho, Nak Eun; Kwon, Oh Sang; Sim, Young Jae
2018
A family of holomorphic functions defined by differential inequality. Zbl 1483.30042
Mohammed, Nafya Hameed; Adegani, Ebrahim Analouei; Bulboacă, Teodor; Cho, Nak Eun
2022
Logarithmic coefficient bounds and coefficient conjectures for classes associated with convex functions. Zbl 1475.30028
2021
Geometric properties for a family of holomorphic functions associated with Wanas operator defined on complex Hilbert space. Zbl 1482.30052
Wanas, Abbas Karem; Choi, Junesang; Cho, Nak Eun
2021
Littlewood-Paley conjecture for certain classes of analytic functions. Zbl 1456.30031
Cho, Nak Eun; Kumar, Virendra
2021
Sufficient conditions for strong starlikeness. Zbl 1477.30020
Sharma, Kanika; Cho, Nak Eun; Ravichandran, V.
2021
Logarithmic coefficients for classes related to convex functions. Zbl 1475.30029
2021
Univalence and convexity conditions for certain integral operators associated with the Lommel function of the first kind. Zbl 07536396
Park, Ji Hyang; Srivastava, Hari Mohan; Cho, Nak Eun
2021
On the third logarithmic coefficient in some subclasses of close-to-convex functions. Zbl 1435.30042
Cho, Nak Eun; Kowalczyk, Bogumiła; Kwon, Oh Sang; Lecko, Adam; Sim, Young Jae
2020
Coefficient bounds and differential subordinations for analytic functions associated with starlike functions. Zbl 1439.30024
2020
Sharp estimation of Hermitian-Toeplitz determinants for Janowski type starlike and convex functions. Zbl 1474.30086
Kumar, Virendra; Srivastava, Rekha; Cho, Nak Eun
2020
Initial coefficients and fourth Hankel determinant for certain analytic functions. Zbl 1474.30065
Cho, Nak Eun; Kumar, Virendra
2020
Radii problems for some classes of analytic functions associated with Legendre polynomials of odd degree. Zbl 07460953
Ebadian, Ali; Cho, Nak Eun; Analouei Adegani, Ebrahim; Bulut, Serap; Bulboacă, Teodor
2020
On a coefficient conjecture for Bazilevič functions. Zbl 1442.30011
Cho, Nak Eun; Kumar, Virendra
2020
On convex combinations of harmonic mappings. Zbl 07460859
Beig, Subzar; Sim, Young Jae; Cho, Nak Eun
2020
Radius problems for starlike functions associated with the sine function. Zbl 1409.30009
Cho, N. E.; Kumar, V.; Kumar, S. S.; Ravichandran, V.
2019
Sharp bounds of some coefficient functionals over the class of functions convex in the direction of the imaginary axis. Zbl 1421.30018
Cho, Nak Eun; Kowalczyk, Bogumiła; Lecko, Adam
2019
Sharp coefficient bounds for starlike functions associated with the Bell numbers. Zbl 07289581
Kumar, Virendra; Cho, Nak Eun; Ravichandran, V.; Srivastava, H. M.
2019
Starlike functions related to the Bell numbers. Zbl 1416.30002
Cho, Nak Eun; Kumar, Sushil; Kumar, Virendra; Ravichandran, V.; Srivastava, H. M.
2019
On the difference of coefficients of Bazilevič functions. Zbl 1435.30043
Cho, Nak Eun; Sim, Young Jae; Thomas, Derek K.
2019
Sharp coefficient bounds for certain $$p$$-valent functions. Zbl 1408.30011
Cho, Nak Eun; Kumar, Virendra; Kwon, Oh Sang; Sim, Young Jae
2019
Coefficient bounds for certain subclasses of starlike functions. Zbl 07459304
Cho, Nak Eun; Kumar, Virendra; Kwon, Oh Sang; Sim, Young Jae
2019
The bounds of some determinants for starlike functions of order alpha. Zbl 1387.30007
Cho, N. E.; Kowalczyk, B.; Kwon, O. S.; Lecko, A.; Sim, Y. J.
2018
Differential subordination and radius estimates for starlike functions associated with the Booth lemniscate. Zbl 1424.30036
Cho, Nak Eun; Kumar, Sushil; Kumar, Virendra; Ravichandran, V.
2018
The coefficients of powers of Bazilević functions. Zbl 1404.30013
Cho, Nak Eun; Kumar, Virendra; Park, Ji Hyang
2018
Sufficient conditions for Carathéodory functions. Zbl 07461956
Nunokawa, Mamoru; Kwon, Oh Sang; Sim, Young Jae; Cho, Nak Eun
2018
Radius estimates and convolution properties for analytic functions. Zbl 1409.30016
Kumar, Virendra; Cho, Nak Eun; Kwon, Oh Sang; Sim, Young Jae
2018
Sharp estimates of generalized Zalcman functional of early coefficients for Ma-Minda type functions. Zbl 07554227
Cho, Nak Eun; Kwon, Oh Sang; Lecko, Adam; Sim, Young Jae
2018
Sharp bounds on the higher order Schwarzian derivatives for Janowski classes. Zbl 1423.30011
Cho, Nak Eun; Kumar, Virendra; Ravichandran, V.
2018
Some coefficient inequalities related to the Hankel determinant for strongly starlike functions of order alpha. Zbl 1369.30015
Cho, N. E.; Kowalczyk, B.; Kwon, O. S.; Lecko, A.; Sim, Y. J.
2017
Some applications of Nunokawa’s lemma. Zbl 1383.30006
Nunokawa, Mamoru; Sokół, Janusz; Cho, Nak Eun
2017
Some applications of the first-order differential subordinations. Zbl 1474.30173
Cho, Nak Eun; Lee, Hyo Jeong; Park, Ji Hyang; Srivastava, Rekha
2016
Some sets of sufficient conditions for Carathéodory functions. Zbl 1333.30028
Sim, Young Jae; Kwon, Oh Sang; Cho, Nak Eun; Srivastava, H. M.
2016
Characterizations for certain subclasses of starlike and convex functions associated with Bessel functions. Zbl 1458.30013
Cho, Nak Eun; Lee, Hyo Jeong; Srivastava, Rekha
2016
Fekete-Szegő problem for close-to-convex functions with respect to a certain convex function dependent on a real parameter. Zbl 1348.30007
Cho, Nak Eun; Kowalczyk, Bogumiła; Lecko, Adam
2016
Bi-univalent functions of complex order based on subordinate conditions involving Hurwitz-Lerch zeta function. Zbl 1336.30014
Murugusundaramoorthy, G.; Janani, T.; Cho, Nak Eun
2016
An improvement of Ozaki’s P-valent conditions. Zbl 1336.30016
Nunokawa, Mamoru; Cho, Nak Eun; Kwon, Oh Sang; Sokół, Janusz
2016
Sufficient conditions for univalence and starlikeness. Zbl 1373.30028
Nunokawa, M. N.; Sokol, J.; Cho, N. E.
2016
Coefficient estimates of Mocanu-type meromorphic bi-univalent functions of complex order. Zbl 1365.30013
Murugusundaramoorthy, G.; Janani, T.; Cho, Nak Eun
2016
Differential subordination of harmonic mean. Zbl 1327.30014
2015
On differential subordinations in the complex plane. Zbl 1308.30018
Nunokawa, Mamoru; Cho, Nak Eun; Kwon, Oh Sang; Sokół, Janusz
2015
Some extended Pochhammer symbols and their applications involving generalized hypergeometric polynomials. Zbl 1302.33007
Srivastava, Rekha; Cho, Nak Eun
2014
Some radius problems related to a certain subclass of analytic functions. Zbl 1307.30030
Kwon, Oh Sang; Sim, Young Jae; Cho, Nak Eun; Srivastava, H. M.
2014
Differential superordinations and sandwich-type results. Zbl 1316.30024
Bulboacă, Teodor; Cho, Nak Eun; Goswami, Pranay
2014
On differential subordination of geometric mean. Zbl 1320.30021
Cho, Nak Eun; Chojnacka, Oliwia; Lecko, Adam
2014
Conditions for starlikeness of the Libera operator. Zbl 1375.30021
Nunokawa, Mamoru; Sokół, Janusz; Cho, Nak Eun; Kwon, Oh Sang
2014
Sufficient conditions for starlike functions associated with the lemniscate of Bernoulli. Zbl 1318.30026
Kumar, S.; Kumar, Virendra; Ravichandran, V.; Cho, Nak Eun
2013
Strong differential subordination properties for analytic functions involving the Komatu integral operator. Zbl 1291.30148
Cho, Nak
2013
A subclass of close-to-convex functions. Zbl 1293.30035
Seker, Bilal; Cho, Nak Eun
2013
Properties of convolutions for hypergeometric series with univalent functions. Zbl 1380.30011
Kim, Ji A; Cho, Nak
2013
Subordination properties for a general class of integral operators involving meromorphically multivalent functions. Zbl 1381.30007
Cho, Nak; Srivastava, Rekha
2013
A class of integral operators preserving subordination and superordination. Zbl 1283.30020
Cho, Nak Eun; Bulboacă, Teodor
2013
Differential subordination for functions associated with the lemniscate of Bernoulli. Zbl 1246.30034
Ali, Rosihan M.; Cho, Nak Eun; Ravichandran, V.; Sivaprasad Kumar, S.
2012
Generating functions for a certain class of incomplete hypergeometric polynomials. Zbl 1309.33009
Srivastava, Rekha; Cho, Nak Eun
2012
Radii of starlikeness and convexity for functions with fixed second coefficient defined by subordination. Zbl 1289.30153
Ali, Rosihan M.; Cho, Nak Eun; Jain, Naveen Kumar; Ravichandran, V.
2012
Some classes of analytic functions associated with conic regions. Zbl 1244.30025
Sim, Young Jae; Kwon, Oh Sang; Cho, Nak Eun; Srivastava, H. M.
2012
A general family of integral operators and associated subordination and superordination properties of some special analytic function classes. Zbl 1293.30027
Cho, Nak Eun; Bulboacă, Teodor; Srivastava, H. M.
2012
Sandwich-type theorems for meromorphic multivalent functions associated with the Liu-Srivastava operator. Zbl 1274.30099
Cho, Nak Eun
2012
Sandwich-type theorems for a class of integral operators associated with meromorphic functions. Zbl 1282.30007
Cho, Nak Eun
2012
A first-order differential double subordination with applications. Zbl 1257.30005
Ali, Rosihan M.; Cho, Nak Eun; Kwon, Oh Sang; Ravichandran, V.
2012
Sandwich-type theorems for a class of multiplier transformations associated with the Noor integral operators. Zbl 1236.30025
Cho, Nak Eun; Noor, Khalida Inayat
2012
Coefficient, distortion and growth inequalities for certain close-to-convex functions. Zbl 1269.30013
Cho, Nak Eun; Kwon, Oh Sang; Ravichandran, V.
2011
Subordination properties for meromorphic multivalent functions associated with the multiplier transformation. Zbl 1225.30008
Cho, N. E.; Yoon, M.
2011
Differential subordinations associated with the Dziok-Srivastava operator. Zbl 1240.30059
Oros, Georgia Irina; Oros, Gheorghe; Kim, In Hwa; Cho, Nak Eun
2011
Subordination and superordination for multivalent functions associated with the Dziok-Srivastava operator. Zbl 1213.30017
Cho, Nak Eun; Kwon, Oh Sang; Ali, Rosihan M.; Ravichandran, V.
2011
Sandwich-type theorems for multivalent functions associated with the Srivastava-Attiya operator. Zbl 1202.30017
Cho, Nak Eun; Kim, In Hwa; Srivastava, H. M.
2010
Strong differential subordination and superordination for multivalently meromorphic functions involving the Liu-Srivastava operator. Zbl 1195.30017
Cho, Nak Eun; Kwon, Oh Sang; Srivastava, H. M.
2010
Sufficient conditions for Carathéodory functions. Zbl 1189.30023
Kim, In Hwa; Cho, Nak Eun
2010
Subordination and superordination for multivalent functions associated with a class of fractional differintegral operators. Zbl 1194.26010
Cho, Nak Eun; Nishiwaki, Junichi; Owa, Shigeyoshi; Srivastava, H. M.
2010
A class of integral operators preserving subordination and superordination. Zbl 1200.30007
Cho, Nak Eun; Kwon, Oh Sang
2010
Inclusion properties for certain subclasses of analytic functions defined by a multiplier transformation. Zbl 1213.30032
Kwon, Oh Sang; Cho, Nak Eun
2010
Subordination and superordination properties for a class of integral operators. Zbl 1221.30024
Cho, Nak Eun; Bulboacǎ, Teodor
2010
Conditions for Carathéodory functions. Zbl 1186.30011
Cho, Nak Eun; Kim, In Hwa
2009
Inclusion properties for certain classes of meromorphic functions associated with a family of linear operators. Zbl 1176.30028
Cho, Nak Eun
2009
Argument estimates for certain analytic functions associated with the convolution structure. Zbl 1165.26301
Goyal, S. P.; Goswami, Pranay; Cho, Nak Eun
2009
A class of nonlinear integral operators preserving double subordinations. Zbl 1152.30311
Kwon, Oh Sang; Cho, Nak Eun
2008
Starlike and convex properties for hypergeometric functions. Zbl 1154.30302
Kwon, Oh Sang; Cho, Nak Eun
2008
Inclusion properties for certain subclasses of analytic functions defined by a linear operator. Zbl 1153.30009
Cho, Nak Eun
2008
A class of integral operators preserving subordination and superordination. Zbl 1155.30005
Cho, Nak Eun; Kim, In Hwa
2008
Subordination properties for certain analytic functions. Zbl 1151.30313
Attiya, A. A.; Cho, Nak Eun; Kutbi, M. A.
2008
A class of nonlinear integral operators preserving subordination and superordination. Zbl 1109.30022
Cho, Nak Eun; Srivastava, H. M.
2007
Inclusion properties of certain classes of meromorphic functions associated with the generalized hypergeometric function. Zbl 1119.30006
Cho, Nak Eun; Kim, In Hwa
2007
A class of integral operators preserving subordination and superordination for meromorphic functions. Zbl 1193.30032
Cho, Nak Eun; Kwon, Oh Sang; Owa, Shigeyoshi; Srivastava, H. M.
2007
A differential operator and its applications to certain multivalently analytic functions. Zbl 1138.30005
Irmak, Hüseyin; Cho, Nak Eun
2007
Double subordination-preserving properties for certain integral operators. Zbl 1132.45009
Cho, Nak Eun; Owa, Shigeyoshi
2007
Inclusion properties for certain subclasses of analytic functions associated with the Dziok-Srivastava operator. Zbl 1141.30006
Kwon, Oh Sang; Cho, Nak Eun
2007
On certain sufficient conditions for close-to-convexity. Zbl 1113.30021
Patel, J.; Cho, N. E.
2007
Inclusion properties of certain subclasses of analytic functions defined by a multiplier transformation. Zbl 1132.30311
Cho, Nak Eun; Kim, Ji A.
2006
Certain subclasses of multivalent functions associated with a family of linear operators. Zbl 1138.30010
Patel, J.; Cho, Nak Eun; Srivastava, H. M.
2006
Inclusion properties for certain classes of meromorphic functions associated with the Choi-Saigo-Srivastava operator. Zbl 1102.30013
Cho, Nak Eun; Noor, K. Inayat
2006
Inclusion relationships for certain subclasses of meromorphic functions associated with a family of multiplier transformations. Zbl 1096.30008
Cho, Nak Eun; Kwon, Oh Sang; Srivastava, H. M.
2005
Some classes of analytic functions involving Noor integral operator. Zbl 1082.30010
Patel, J.; Cho, N. E.
2005
Inclusion relationships and argument properties for certain subclasses of multivalent functions associated with a family of linear operators. Zbl 1059.30006
Cho, Nak Eun; Kwon, Oh Sang; Srivastava, H. M.
2004
Inclusion and argument properties for certain subclasses of meromorphic functions associated with a family of multiplier transformations. Zbl 1058.30012
Cho, Nak Eun; Kwon, Oh Sang; Srivastava, H. M.
2004
Partial sums of certain meromorphic functions. Zbl 1054.30011
Cho, Nak Eun; Owa, Shigeyoshi
2004
On the Fekete-Szegö problem for strongly $$\alpha$$-logarithmic quasiconvex functions. Zbl 1086.30011
Cho, Nak Eun; Owa, Shigeyoshi
2004
On starlikeness and close-to-convexity of certain analytic functions. Zbl 1067.30024
Kwon, Oh Sang; Cho, Nak Eun
2004
Argument estimates of certain analytic functions defined by a class of multiplier transformations. Zbl 1050.30007
Cho, N. E.; Srivastava, H. M.
2003
Multiplier transformations and strongly close-to-convex functions. Zbl 1032.30007
Cho, Nak Eun; Kim, Tae Hwa
2003
The noor integral operator and strongly close-to-convex functions. Zbl 1027.30043
Cho, Nak Eun
2003
On the Fekete-Szegő problem for strongly $$\alpha$$-quasiconvex functions. Zbl 1025.30010
Cho, Nak Eun; Owa, Shigeyoshi
2003
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