Edit Profile (opens in new tab) Ravichandran, Vaithiyanathan Compute Distance To: Compute Author ID: ravichandran.v Published as: Ravichandran, V.; Ravichandran, Vaithiyanathan Further Spellings: வை. இரவிச்சந்திரன் Homepage: https://sites.google.com/site/vravi68/ External Links: MGP · ORCID · Google Scholar · ResearchGate · dblp Documents Indexed: 190 Publications since 1993, including 2 Books 1 Contribution as Editor Reviewing Activity: 107 Reviews Co-Authors: 69 Co-Authors with 180 Joint Publications 1,434 Co-Co-Authors all top 5 Co-Authors 9 single-authored 54 Ali, Rosihan Mohamed 21 Nagpal, Sumit 20 Kumar, Shanmugam Sivaprasad 14 Kumar, Sushil 13 Lee, See Keong 12 Kumar, Virendra 12 Subramanian, Kumbakonam Govindarajan 11 Seenivasagan, Narayanasamy 10 Shanmugam, Tirunelveli Nellaiappan 9 Darus, Maslina 9 Jain, Naveen Kumar 8 Cho, Nak Eun 8 Khan, M. Hussain 8 Sharma, Kanika 7 Ahuja, Om Prakash 7 Supramaniam, Shamani 5 Bohra, Nisha 5 Khatter, Kanika 5 Mendiratta, Rajni 5 Verma, Shelly 4 Badghaish, Abeer O. 4 Beig, Subzar 4 Chandrashekar, Ramasamy 4 Gangadharan, A. 4 Nargesi, Mahnaz M. 4 Swaminathan, Anbhu 3 Kwon, Ohsang 3 Madaan, Vibha 3 Naz, Adiba 3 Srivastava, Hari Mohan 3 Taneja, Harish Chander 2 Gandhi, Shweta 2 Gupta, Prachi 2 Jayamala, M. 2 Joshi, Santosh Bhaurao 2 Kanaga, R. 2 Keong, Lee See 2 Malik, Somya 2 Mohd, Maisarah Haji 2 Mondal, Saiful Rahman 2 Razdan, Atul Kumar 2 Sebastian, Asha 2 Selvaraj, Chellian 2 Silverman, Herb 2 Srinivasan, Narayanan 1 Alarifi, Najla M. 1 Anand, Swati 1 Bolcal, Metin 1 Çetinkaya, Asena 1 Cho, Nakeun 1 Gopalan, M. A. 1 Kasi, M. S. 1 Lecko, Adam 1 Madhumitha, S. 1 Mahnaz, Moradi Nargesi 1 Marikkannan, Natarajan 1 Mohapatra, Ram Narayan 1 Murugusundaramoorthy, Gangadharan 1 Polatoğlu, Yasar 1 Raj, Ankur 1 Rajagopal, Rajalakshmi 1 Rajalakshmi, Raji 1 Rajalaksmi, R. 1 Rønning, Frode 1 Şen, Arzu 1 Shamani, Supramaniam 1 Sivagurunathan, S. 1 Sivasubramanian, Srikandan 1 Yadav, Shalu all top 5 Serials 11 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 10 Journal of Inequalities and Applications 8 JIPAM. Journal of Inequalities in Pure & Applied Mathematics 6 Southeast Asian Bulletin of Mathematics 6 Bulletin of the Iranian Mathematical Society 6 Tamsui Oxford Journal of Information and Mathematical Sciences 5 Applied Mathematics and Computation 5 Kyungpook Mathematical Journal 5 Studia Universitatis Babeș-Bolyai. Mathematica 5 Far East Journal of Mathematical Sciences 5 The Australian Journal of Mathematical Analysis and Applications 4 Journal of Mathematical Analysis and Applications 4 International Journal of Mathematics and Mathematical Sciences 4 Filomat 4 Abstract and Applied Analysis 4 Complex Variables and Elliptic Equations 3 Journal of the Korean Mathematical Society 3 Mathematica Slovaca 3 Tamkang Journal of Mathematics 3 The Journal of the Indian Academy of Mathematics 3 Applied Mathematics Letters 3 The Journal of Analysis 3 Hacettepe Journal of Mathematics and Statistics 3 Asian-European Journal of Mathematics 2 Journal of Mathematical and Physical Sciences 2 The Mathematics Education 2 Annales Polonici Mathematici 2 Bulletin of the Korean Mathematical Society 2 Bulletin of the Belgian Mathematical Society - Simon Stevin 2 Turkish Journal of Mathematics 2 Taiwanese Journal of Mathematics 2 Communications of the Korean Mathematical Society 2 Acta Universitatis Apulensis. Mathematics - Informatics 2 Proceedings of the Jangjeon Mathematical Society 2 Computational Methods and Function Theory 2 Journal of Analysis and Applications 2 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 2 Symmetry 2 Analysis and Mathematical Physics 2 Afrika Matematika 2 Journal of Classical Analysis 1 Analysis Mathematica 1 Computers & Mathematics with Applications 1 Indian Journal of Pure & Applied Mathematics 1 Journal of the Franklin Institute 1 Mathematics Magazine 1 Acta Mathematica Vietnamica 1 Chinese Journal of Mathematics 1 Demonstratio Mathematica 1 Gaṇita 1 Jnanabha 1 Kodai Mathematical Journal 1 Results in Mathematics 1 Studia Scientiarum Mathematicarum Hungarica 1 Soochow Journal of Mathematics 1 Complex Variables. Theory and Application 1 Mathematical and Computer Modelling 1 International Journal of Mathematics 1 Analele Științifice ale Universității Al. I. Cuza din Iași. Serie Nouă. Matematică 1 Mathematica 1 Zeszyty Naukowe Politechniki Rzeszowskiej. Matematyka 1 Mathematical Communications 1 Honam Mathematical Journal 1 Mathematical Inequalities & Applications 1 Acta Mathematica Academiae Paedagogicae Nyíregyháziensis. New Series 1 International Mathematical Journal 1 Applied Mathematics E-Notes 1 Comptes Rendus. Mathématique. Académie des Sciences, Paris 1 Rivista di Matematica della Università di Parma. Serie 7 1 Mediterranean Journal of Mathematics 1 International Journal of Mathematical Sciences 1 Complex Analysis and Operator Theory 1 International Journal of Mathematical Modeling, Simulation and Applications 1 Acta Universitatis Sapientiae. Mathematica 1 Malaysian Journal of Mathematical Sciences 1 Journal of Mathematics 1 Open Mathematics all top 5 Fields 183 Functions of a complex variable (30-XX) 10 Potential theory (31-XX) 6 Special functions (33-XX) 3 Real functions (26-XX) 2 General and overarching topics; collections (00-XX) 2 Approximations and expansions (41-XX) 2 Computer science (68-XX) 1 Number theory (11-XX) 1 Ordinary differential equations (34-XX) 1 Partial differential equations (35-XX) 1 Sequences, series, summability (40-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 139 Publications have been cited 1,598 times in 648 Documents Cited by ▼ Year ▼ Coefficient estimates for bi-univalent Ma-Minda starlike and convex functions. Zbl 1246.30018Ali, Rosihan M.; Lee, See Keong; Ravichandran, V.; Supramaniam, Shamani 101 2012 On a subclass of strongly starlike functions associated with exponential function. Zbl 1312.30019Mendiratta, Rajni; Nagpal, Sumit; Ravichandran, V. 76 2015 Bounds for the second Hankel determinant of certain univalent functions. Zbl 1302.30018Lee, See Keong; Ravichandran, V.; Supramaniam, Shamani 69 2013 Starlike functions associated with a cardioid. Zbl 1352.30015Sharma, Kanika; Jain, Naveen Kumar; Ravichandran, V. 56 2016 Radius problems for starlike functions associated with the sine function. Zbl 1409.30009Cho, N. E.; Kumar, V.; Kumar, S. S.; Ravichandran, V. 53 2019 Coefficient bounds for \(p\)-valent functions. Zbl 1113.30024Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 43 2007 Radii of starlikeness associated with the lemniscate of Bernoulli and the left-half plane. Zbl 1264.30005Ali, Rosihan M.; Jain, Naveen K.; Ravichandran, V. 42 2012 A subclass of starlike functions associated with a rational function. Zbl 1363.30028Kumar, Sushil; Ravichandran, V. 39 2016 Differential subordination for functions associated with the lemniscate of Bernoulli. Zbl 1246.30034Ali, Rosihan M.; Cho, Nak Eun; Ravichandran, V.; Sivaprasad Kumar, S. 39 2012 Bound for the fifth coefficient of certain starlike functions. (Borne pour le cinquième coefficient des fonctions étoilées.) Zbl 1317.30022Ravichandran, V.; Verma, Shelly 38 2015 The Fekete-Szegö coefficient functional for transforms of analytic functions. Zbl 1193.30006Ali, R. M.; Lee, S. K.; Ravichandran, V.; Supramaniam, S. 35 2009 Differential sandwich theorems for some subclasses of analytic functions. Zbl 1091.30019Shanmugam, T. N.; Ravichandran, V.; Sivasubramanian, S. 35 2006 Radius of convexity and radius of starlikeness for some classes of analytic functions. Zbl 0902.30007Ravichandran, V.; Rønning, F.; Shanmugam, T. N. 30 1997 Certain subclasses of starlike and convex functions of complex order. Zbl 1105.30006Ravichandran, V.; Polatoglu, Yasar; Bolcal, Metin; Sen, Arzu 29 2005 Subordination and superordination of the Liu-Srivastava linear operator on meromorphic functions. Zbl 1151.30016Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 26 2008 Differential sandwich theorems for certain analytic functions. Zbl 1074.30022Ali, Rosihan M.; Ravichandran, V.; Khan, M. Hussain; Subramanian, K. G. 25 2004 Fekete-Szegö problem for subclasses of starlike functions with respect to symmetric points. Zbl 1118.30015Shanmugam, T. N.; Ramachandran, C.; Ravichandran, V. 25 2006 A subclass of starlike functions associated with left-half of the lemniscate of Bernoulli. Zbl 1301.30015Mendiratta, Rajni; Nagpal, Sumit; Ravichandran, V. 24 2014 Estimates for the initial coefficients of bi-univalent functions. Zbl 1308.30012Kumar, S. Sivaprasad; Kumar, Virendra; Ravichandran, V. 23 2013 Radii of starlikeness and convexity for functions with fixed second coefficient defined by subordination. Zbl 1289.30153Ali, Rosihan M.; Cho, Nak Eun; Jain, Naveen Kumar; Ravichandran, V. 21 2012 Differential subordination and superordination of analytic functions defined by the multiplier transformation. Zbl 1170.30008Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 21 2009 Subordinations for functions with positive real part. Zbl 1393.30015Kumar, Sushil; Ravichandran, V. 21 2018 Radii of convexity and strong starlikeness for some classes of analytic functions. Zbl 0894.30009Gangadharan, A.; Ravichandran, V.; Shanmugam, T. N. 21 1997 Sufficient conditions for starlike functions associated with the lemniscate of Bernoulli. Zbl 1318.30026Kumar, S.; Kumar, Virendra; Ravichandran, V.; Cho, Nak Eun 20 2013 Sufficient conditions for Janowski starlikeness. Zbl 1139.30302Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 20 2007 Classes of multivalent functions defined by Dziok-Srivastava linear operator and multiplier transformation. Zbl 1104.30016Sivaprasad Kumar, S.; Taneja, H. C.; Ravichandran, V. 20 2006 Certain properties of uniformly convex functions. Zbl 0868.30017Shanmugam, T. N.; Ravichandran, V. 20 1995 On the radius constants for classes of analytic functions. Zbl 1269.30009Ali, Rosihan M.; Jain, Naveen Kumar; Ravichandran, V. 19 2013 Fekete-Szegö inequality for certain class of Bazilevic functions. Zbl 1073.30011Ravichandran, V.; Gangadharan, A.; Darus, Maslina 18 2004 Classes of meromorphic \(\alpha\)-convex functions. Zbl 1213.30006Ali, Rosihan M.; Ravichandran, V. 18 2010 Starlike functions associated with a lune. Zbl 1386.30015Gandhi, Shweta; Ravichandran, V. 17 2017 Starlike and convex functions with respect to conjugate points. Zbl 1066.30015Ravichandran, V. 17 2004 Fully starlike and fully convex harmonic mappings of order \(\alpha\). Zbl 1278.30018Nagpal, Sumit; Ravichandran, V. 17 2013 Differential subordination and superordination of analytic functions defined by the Dziok-Srivastava linear operator. Zbl 1204.30008Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 17 2010 Subordination and superordination on Schwarzian derivatives. Zbl 1165.30309Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 16 2008 Differential subordination and radius estimates for starlike functions associated with the Booth lemniscate. Zbl 1424.30036Cho, Nak Eun; Kumar, Sushil; Kumar, Virendra; Ravichandran, V. 16 2018 On subordination and superordination of the multiplier transformation for meromorphic functions. Zbl 1189.30009Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 15 2010 Sharp coefficient bounds for starlike functions associated with the Bell numbers. Zbl 07289581Kumar, Virendra; Cho, Nak Eun; Ravichandran, V.; Srivastava, H. M. 15 2019 Second-order differential subordination for analytic functions with fixed initial coefficient. Zbl 1226.30008Ali, Rosihan M.; Nagpal, Sumit; Ravichandran, V. 14 2011 Starlike functions associated with exponential function and the lemniscate of Bernoulli. Zbl 1412.30048Khatter, Kanika; Ravichandran, V.; Kumar, S. Sivaprasad 13 2019 Applications of subordination theory to starlike functions. Zbl 1373.30032Sharma, Kanika; Ravichandran, V. 12 2016 Construction of subclasses of univalent harmonic mappings. Zbl 1295.31009Ravichandran, V.; Nagpal, Sumit 12 2014 Starlikeness of integral transforms and duality. Zbl 1244.30008Ali, Rosihan M.; Badghaish, Abeer O.; Ravichandran, V.; Swaminathan, A. 12 2012 Sufficient conditions for starlikeness. Zbl 1323.30034Ravichandran, V.; Sharma, Kanika 11 2015 Generalized Zalcman conjecture for some classes of analytic functions. Zbl 1359.30028Ravichandran, V.; Verma, Shelly 11 2017 A class of multivalent functions with negative coefficients defined by convolution. Zbl 1105.30002Ali, Rosihan M.; Khan, M. Hussain; Ravichandran, V.; Subramanian, K. G. 11 2006 Convolution and differential subordination for multivalent functions. Zbl 1176.30065Supramaniam, Shamani; Ali, Rosihan M.; Lee, See Keong; Ravichandran, V. 11 2009 Starlike functions related to the Bell numbers. Zbl 1416.30002Cho, Nak Eun; Kumar, Sushil; Kumar, Virendra; Ravichandran, V.; Srivastava, H. M. 11 2019 A subclass of close-to-convex harmonic mappings. Zbl 1291.30091Nagpal, Sumit; Ravichandran, V. 10 2014 Inequalities for analytic functions defined by certain linear operators. Zbl 1266.30016Aghalary, R.; Ali, Rosihan M.; Joshi, S. B.; Ravichandran, V. 10 2005 Sufficient conditions for starlike functions of order \(\alpha\). Zbl 1028.30011Ravichandran, V.; Selvaraj, C.; Rajalaksmi, R. 10 2002 Bohr radius for classes of analytic functions. Zbl 1435.30004Ali, Rosihan M.; Jain, Naveen Kumar; Ravichandran, Vaithiyanathan 9 2019 Convexity of integral transforms and duality. Zbl 1381.30006Ali, Rosihan M.; Nargesi, Mahnaz M.; Ravichandran, V. 8 2013 Subordinations for analytic functions defined by the Dziok-Srivastava linear operator. Zbl 1113.30027Aghalary, R.; Joshi, S. B.; Mohapatra, R. N.; Ravichandran, V. 8 2007 Subclasses of multivalent starlike and convex functions. Zbl 1176.30022Ali, Rosihan M.; Lee, See Keong; Ravichandran, V. 8 2009 On uniformly convex functions. Zbl 1065.30008Ravichandran, V. 8 2002 Radius of starlikeness for classes of analytic functions. Zbl 1451.30034Lee, See Keong; Khatter, Kanika; Ravichandran, V. 8 2020 Convolutions of meromorphic multivalent functions with respect to \(n\)-ply points and symmetric conjugate points. Zbl 1225.30007Chandrashekar, R.; Ali, Rosihan M.; Lee, See Keong; Ravichandran, V. 7 2011 On the Janowski convexity and starlikeness of the confluent hypergeometric function. Zbl 1317.30014Ali, Rosihan M.; Mondal, Saiful R.; Ravichandran, V. 7 2015 Janowski starlikeness for a class of analytic functions. Zbl 1215.30002Ali, Rosihan M.; Chandrashekar, R.; Ravichandran, V. 7 2011 Star-likeness associated with the exponential function. Zbl 1421.30025Naz, Adiba; Nagpal, Sumit; Ravichandran, V. 7 2019 Fekete-Szegö inequality for certain class of analytic functions. Zbl 1129.30307Ravichandran, V.; Darus, Maslina; Khan, M. Hussain; Subramanian, K. G. 6 2004 Subclasses of meromorphic functions associated with convolution. Zbl 1176.30044Mohd, Maisarah Haji; Ali, Rosihan M.; Keong, Lee See; Ravichandran, V. 6 2009 On confluent hypergeometric functions and generalized Bessel functions. Zbl 1399.33008Bohra, N.; Ravichandran, V. 6 2017 Univalence and convexity in one direction of the convolution of harmonic mappings. Zbl 1302.31001Nagpal, Sumit; Ravichandran, V. 6 2014 Convolution properties of the harmonic Koebe function and its connection with 2-starlike mappings. Zbl 1312.31007Nagpal, Sumit; Ravichandran, V. 6 2015 Radii problems for normalized Bessel functions of first kind. Zbl 1387.33007Bohra, Nisha; Ravichandran, V. 6 2018 Classes of meromorphic \(p\)-valent parabolic starlike functions with positive coefficients. Zbl 1090.30020Kumar, S. Sivaprasad; Ravichandran, V.; Murugusundaramoorthy, G. 6 2005 Radius problems for a class of analytic functions. Zbl 1098.30015Ravichandran, V.; Hussain Khan, M.; Silverman, H.; Subramanian, K. G. 6 2006 On uniformly convex spiral functions and uniformly spirallike functions. Zbl 1047.30007Ravichandran, V.; Selvaraj, C.; Rajagopal, Rajalakshmi 6 2003 Radii of starlikeness, parabolic starlikeness and strong starlikeness for Janowski starlike functions with complex parameters. Zbl 1254.30013Ali, Rosihan M.; Haji Mohd, Maisarah; Keong, Lee See; Ravichandran, V. 5 2011 On a criteria for strong starlikeness. Zbl 1083.30015Ravichandran, V.; Darus, M.; Seenivasagan, N. 5 2005 Functions starlike with respect ot n-ply symmetric, conjugate and symmetric conjugate points. Zbl 1069.30022Ravichandran, V. 5 2004 Coefficient, distortion and growth inequalities for certain close-to-convex functions. Zbl 1269.30013Cho, Nak Eun; Kwon, Oh Sang; Ravichandran, V. 5 2011 First order differential subordinations for Carathéodory functions. Zbl 1435.30046Gandhi, Shweta; Kumar, Sushil; Ravichandran, V. 5 2018 Convolutions of certain analytic functions. Zbl 1243.30011Ali, Rosihan M.; Ravichandran, V.; Jain, Naveen Kumar 4 2010 Radii of starlikeness and convexity for analytic functions with fixed second coefficient satisfying certain coefficient inequalities. Zbl 1326.30014Mendiratta, Rajni; Nagpal, Sumit; Ravichandran, V. 4 2015 Applications of the theory of differential subordination for functions with fixed initial coefficient to univalent functions. Zbl 1267.30049Nagpal, Sumit; Ravichandran, V. 4 2012 Argument estimates for starlike functions of reciprocal order. Zbl 1265.30091Ravichandran, V.; Kumar, S. Sivaprasad 4 2011 Sufficient conditions for Janowski starlike functions. Zbl 1389.30084Sharma, Kanika; Ravichandran, V. 4 2016 Integral operators on Ma-Minda type starlike and convex functions. Zbl 1217.30011Ali, Rosihan M.; Ravichandran, V. 4 2011 Applications of first order differential subordination for functions with positive real part. Zbl 1438.30021Ahuja, Om P.; Kumar, Sushil; Ravichandran, V. 4 2018 Convolution and convex combination of harmonic mappings. Zbl 1428.31002Beig, Subzar; Ravichandran, V. 4 2019 Radius constants for functions with the prescribed coefficient bounds. Zbl 1470.30004Ahuja, Om P.; Nagpal, Sumit; Ravichandran, V. 4 2014 Subordination for higher-order derivatives of multivalent functions. Zbl 1162.30304Ali, Rosihan M.; Badghaish, Abeer O.; Ravichandran, V. 3 2008 On sufficient conditions for Carathéodory functions. Zbl 1074.30011Ravichandran, V.; Jayamala, M. 3 2004 Applications of differential subordination for functions with fixed second coefficient to geometric function theory. Zbl 1295.30038Lee, See Keong; Ravichandran, V.; Supramaniam, Shamani 3 2013 A comprehensive class of harmonic functions defined by convolution and its connection with integral transforms and hypergeometric functions. Zbl 1313.30064Nagpal, Sumit; Ravichandran, V. 3 2014 Neighborhoods of starlike and convex functions associated with parabola. Zbl 1151.30312Ali, Rosihan M.; Subramanian, K. G.; Ravichandran, V.; Ahuja, Om P. 3 2008 Second-order differential superordination for analytic functions with fixed initial coefficient. Zbl 1349.30065Mendiratta, Rajni; Nagpal, Sumit; Ravichandran, V. 3 2015 Convolution properties of classes of analytic and meromorphic functions. Zbl 1203.30013Ali, Rosihan M.; Mahnaz, Moradi Nargesi; Ravichandran, V.; Subramanian, K. G. 3 2010 Directional convexity of harmonic mappings. Zbl 1388.31001Beig, Subzar; Ravichandran, V. 3 2018 Differential sandwich theorem for multivalent meromorphic functions associated with the Liu-Srivastava operator. Zbl 1236.30023Ali, Rosihan M.; Chandrashekar, R.; Lee, See Keong; Swaminathan, A.; Ravichandran, V. 3 2011 Lemniscate convexity of generalized Bessel functions. Zbl 1449.30007Madaan, Vibha; Kumar, Ajay; Ravichandran, V. 3 2019 Harmonic univalent functions defined by post quantum calculus operators. Zbl 1432.30006Ahuja, Om P.; Çetinkaya, Asena; Ravichandran, V. 3 2019 Initial coefficients of starlike functions with real coefficients. Zbl 1405.30013Kumar, Sushil; Ravichandran, Vaithiyanathan; Verma, Shelly 3 2017 Certain applications of first order differential subordination. Zbl 1061.30014Ravichandran, V. 3 2004 Subordination by convex functions. Zbl 1120.30004Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 3 2006 On a criteria for starlikeness. Zbl 1208.30017Ravichandran, V.; Darus, Maslina 3 2003 Estimates for coefficients of certain analytic functions. Zbl 1499.30155Ravichandran, V.; Verma, Shelly 3 2017 Radius of starlikeness for some classes containing non-univalent functions. Zbl 1486.30057Yadav, Shalu; Sharma, Kanika; Ravichandran, V. 1 2022 Starlikeness of analytic functions with subordinate ratios. Zbl 1477.30009Ali, Rosihan M.; Ravichandran, Vaithiyanathan; Sharma, Kanika 2 2021 Starlikeness for certain close-to-star functions. Zbl 1488.30165Kanaga, R.; Ravichandran, V. 1 2021 Sufficient conditions for strong starlikeness. Zbl 1477.30020Sharma, Kanika; Cho, Nak Eun; Ravichandran, V. 1 2021 Radius of starlikeness for classes of analytic functions. Zbl 1451.30034Lee, See Keong; Khatter, Kanika; Ravichandran, V. 8 2020 Radii of starlikeness and convexity of some entire functions. Zbl 1451.30011Madaan, Vibha; Kumar, Ajay; Ravichandran, V. 1 2020 Radius problems for starlike functions associated with the sine function. Zbl 1409.30009Cho, N. E.; Kumar, V.; Kumar, S. S.; Ravichandran, V. 53 2019 Sharp coefficient bounds for starlike functions associated with the Bell numbers. Zbl 07289581Kumar, Virendra; Cho, Nak Eun; Ravichandran, V.; Srivastava, H. M. 15 2019 Starlike functions associated with exponential function and the lemniscate of Bernoulli. Zbl 1412.30048Khatter, Kanika; Ravichandran, V.; Kumar, S. Sivaprasad 13 2019 Starlike functions related to the Bell numbers. Zbl 1416.30002Cho, Nak Eun; Kumar, Sushil; Kumar, Virendra; Ravichandran, V.; Srivastava, H. M. 11 2019 Bohr radius for classes of analytic functions. Zbl 1435.30004Ali, Rosihan M.; Jain, Naveen Kumar; Ravichandran, Vaithiyanathan 9 2019 Star-likeness associated with the exponential function. Zbl 1421.30025Naz, Adiba; Nagpal, Sumit; Ravichandran, V. 7 2019 Convolution and convex combination of harmonic mappings. Zbl 1428.31002Beig, Subzar; Ravichandran, V. 4 2019 Lemniscate convexity of generalized Bessel functions. Zbl 1449.30007Madaan, Vibha; Kumar, Ajay; Ravichandran, V. 3 2019 Harmonic univalent functions defined by post quantum calculus operators. Zbl 1432.30006Ahuja, Om P.; Çetinkaya, Asena; Ravichandran, V. 3 2019 Some special differential subordinations. Zbl 1488.30046Bohra, Nisha; Kumar, Sushil; Ravichandran, V. 3 2019 A survey on coefficient estimates for Carathéodory functions. Zbl 1427.30018Cho, Nakeun; Kumar, Virendra; Ravichandran, V. 1 2019 Starlikeness associated with lemniscate of Bernoulli. Zbl 1499.30226Madaan, Vibha; Kumar, Ajay; Ravichandran, V. 1 2019 Subordinations for functions with positive real part. Zbl 1393.30015Kumar, Sushil; Ravichandran, V. 21 2018 Differential subordination and radius estimates for starlike functions associated with the Booth lemniscate. Zbl 1424.30036Cho, Nak Eun; Kumar, Sushil; Kumar, Virendra; Ravichandran, V. 16 2018 Radii problems for normalized Bessel functions of first kind. Zbl 1387.33007Bohra, Nisha; Ravichandran, V. 6 2018 First order differential subordinations for Carathéodory functions. Zbl 1435.30046Gandhi, Shweta; Kumar, Sushil; Ravichandran, V. 5 2018 Applications of first order differential subordination for functions with positive real part. Zbl 1438.30021Ahuja, Om P.; Kumar, Sushil; Ravichandran, V. 4 2018 Directional convexity of harmonic mappings. Zbl 1388.31001Beig, Subzar; Ravichandran, V. 3 2018 Sharp bounds on the higher order Schwarzian derivatives for Janowski classes. Zbl 1423.30011Cho, Nak Eun; Kumar, Virendra; Ravichandran, V. 1 2018 Starlike functions associated with a lune. Zbl 1386.30015Gandhi, Shweta; Ravichandran, V. 17 2017 Generalized Zalcman conjecture for some classes of analytic functions. Zbl 1359.30028Ravichandran, V.; Verma, Shelly 11 2017 On confluent hypergeometric functions and generalized Bessel functions. Zbl 1399.33008Bohra, N.; Ravichandran, V. 6 2017 Initial coefficients of starlike functions with real coefficients. Zbl 1405.30013Kumar, Sushil; Ravichandran, Vaithiyanathan; Verma, Shelly 3 2017 Estimates for coefficients of certain analytic functions. Zbl 1499.30155Ravichandran, V.; Verma, Shelly 3 2017 Radius of starlikeness for analytic functions with fixed second coefficient. Zbl 1387.30004Ali, Rosihan M.; Kumar, Virendra; Ravichandran, V.; Kumar, Shanmugam Sivaprasad 2 2017 A technique of constructing planar harmonic mappings and their properties. Zbl 1373.31001Ahuja, Om P.; Nagpal, Sumit; Ravichandran, V. 1 2017 Radius problems for ratios of Janowski starlike functions with their derivatives. Zbl 1362.30025Verma, Shelly; Ravichandran, V. 1 2017 Functions defined by coefficient inequalities. Zbl 07174172Kumar, S.; Ravichandran, V. 1 2017 On the second Hankel determinant for the \(k\)th-root transform of analytic functions. Zbl 1488.30023Alarifi, Najla M.; Ali, Rosihan M.; Ravichandran, V. 1 2017 Starlike functions associated with a cardioid. Zbl 1352.30015Sharma, Kanika; Jain, Naveen Kumar; Ravichandran, V. 56 2016 A subclass of starlike functions associated with a rational function. Zbl 1363.30028Kumar, Sushil; Ravichandran, V. 39 2016 Applications of subordination theory to starlike functions. Zbl 1373.30032Sharma, Kanika; Ravichandran, V. 12 2016 Sufficient conditions for Janowski starlike functions. Zbl 1389.30084Sharma, Kanika; Ravichandran, V. 4 2016 Applications of theory of differential subordination of functions with fixed initial coefficient. Zbl 1424.30102Sharma, Kanika; Ravichandran, V. 1 2016 Product and convolution of certain univalent functions. Zbl 1387.30012Jain, Naveen Kumar; Ravichandran, V. 1 2016 Estimates for initial coefficients of certain starlike functions with respect to symmetric points. Zbl 1369.30016Khatter, Kanika; Ravichandran, V.; Sivaprasad Kumar, S. 1 2016 On a subclass of strongly starlike functions associated with exponential function. Zbl 1312.30019Mendiratta, Rajni; Nagpal, Sumit; Ravichandran, V. 76 2015 Bound for the fifth coefficient of certain starlike functions. (Borne pour le cinquième coefficient des fonctions étoilées.) Zbl 1317.30022Ravichandran, V.; Verma, Shelly 38 2015 Sufficient conditions for starlikeness. Zbl 1323.30034Ravichandran, V.; Sharma, Kanika 11 2015 On the Janowski convexity and starlikeness of the confluent hypergeometric function. Zbl 1317.30014Ali, Rosihan M.; Mondal, Saiful R.; Ravichandran, V. 7 2015 Convolution properties of the harmonic Koebe function and its connection with 2-starlike mappings. Zbl 1312.31007Nagpal, Sumit; Ravichandran, V. 6 2015 Radii of starlikeness and convexity for analytic functions with fixed second coefficient satisfying certain coefficient inequalities. Zbl 1326.30014Mendiratta, Rajni; Nagpal, Sumit; Ravichandran, V. 4 2015 Second-order differential superordination for analytic functions with fixed initial coefficient. Zbl 1349.30065Mendiratta, Rajni; Nagpal, Sumit; Ravichandran, V. 3 2015 Close-to-convexity and starlikeness of analytic functions. Zbl 1327.30017Lee, See Keong; Ravichandran, V.; Supramaniam, Shamani 1 2015 A subclass of starlike functions associated with left-half of the lemniscate of Bernoulli. Zbl 1301.30015Mendiratta, Rajni; Nagpal, Sumit; Ravichandran, V. 24 2014 Construction of subclasses of univalent harmonic mappings. Zbl 1295.31009Ravichandran, V.; Nagpal, Sumit 12 2014 A subclass of close-to-convex harmonic mappings. Zbl 1291.30091Nagpal, Sumit; Ravichandran, V. 10 2014 Univalence and convexity in one direction of the convolution of harmonic mappings. Zbl 1302.31001Nagpal, Sumit; Ravichandran, V. 6 2014 Radius constants for functions with the prescribed coefficient bounds. Zbl 1470.30004Ahuja, Om P.; Nagpal, Sumit; Ravichandran, V. 4 2014 A comprehensive class of harmonic functions defined by convolution and its connection with integral transforms and hypergeometric functions. Zbl 1313.30064Nagpal, Sumit; Ravichandran, V. 3 2014 Initial coefficients of biunivalent functions. Zbl 1474.30087Lee, See Keong; Ravichandran, V.; Supramaniam, Shamani 3 2014 Starlikeness, convexity and close-to-convexity of harmonic mappings. Zbl 1316.31007Nagpal, Sumit; Ravichandran, V. 2 2014 Radii of starlikeness and convexity of analytic functions satisfying certain coefficient inequalities. Zbl 1324.30033Ravichandran, V. 1 2014 Bounds for the second Hankel determinant of certain univalent functions. Zbl 1302.30018Lee, See Keong; Ravichandran, V.; Supramaniam, Shamani 69 2013 Estimates for the initial coefficients of bi-univalent functions. Zbl 1308.30012Kumar, S. Sivaprasad; Kumar, Virendra; Ravichandran, V. 23 2013 Sufficient conditions for starlike functions associated with the lemniscate of Bernoulli. Zbl 1318.30026Kumar, S.; Kumar, Virendra; Ravichandran, V.; Cho, Nak Eun 20 2013 On the radius constants for classes of analytic functions. Zbl 1269.30009Ali, Rosihan M.; Jain, Naveen Kumar; Ravichandran, V. 19 2013 Fully starlike and fully convex harmonic mappings of order \(\alpha\). Zbl 1278.30018Nagpal, Sumit; Ravichandran, V. 17 2013 Convexity of integral transforms and duality. Zbl 1381.30006Ali, Rosihan M.; Nargesi, Mahnaz M.; Ravichandran, V. 8 2013 Applications of differential subordination for functions with fixed second coefficient to geometric function theory. Zbl 1295.30038Lee, See Keong; Ravichandran, V.; Supramaniam, Shamani 3 2013 On the largest disc mapped by sum of convex and starlike functions. Zbl 1470.30005Ali, Rosihan M.; Jain, Naveen Kumar; Ravichandran, V. 2 2013 Zero-free approximants to derivatives of prestarlike functions. Zbl 1288.30001Ali, Rosihan M.; Mondal, Saiful R.; Ravichandran, V. 1 2013 Inclusion criteria for subclasses of functions and Gronwall’s inequality. Zbl 1307.30013Ali, Rosihan M.; Nargesi, Mahnaz M.; Ravichandran, V.; Swaminathan, A. 1 2013 Livingston problem for close-to-convex functions with fixed second coefficient. Zbl 1312.30020Mendiratta, Rajni; Ravichandran, V. 1 2013 Coefficient estimates for bi-univalent Ma-Minda starlike and convex functions. Zbl 1246.30018Ali, Rosihan M.; Lee, See Keong; Ravichandran, V.; Supramaniam, Shamani 101 2012 Radii of starlikeness associated with the lemniscate of Bernoulli and the left-half plane. Zbl 1264.30005Ali, Rosihan M.; Jain, Naveen K.; Ravichandran, V. 42 2012 Differential subordination for functions associated with the lemniscate of Bernoulli. Zbl 1246.30034Ali, Rosihan M.; Cho, Nak Eun; Ravichandran, V.; Sivaprasad Kumar, S. 39 2012 Radii of starlikeness and convexity for functions with fixed second coefficient defined by subordination. Zbl 1289.30153Ali, Rosihan M.; Cho, Nak Eun; Jain, Naveen Kumar; Ravichandran, V. 21 2012 Starlikeness of integral transforms and duality. Zbl 1244.30008Ali, Rosihan M.; Badghaish, Abeer O.; Ravichandran, V.; Swaminathan, A. 12 2012 Applications of the theory of differential subordination for functions with fixed initial coefficient to univalent functions. Zbl 1267.30049Nagpal, Sumit; Ravichandran, V. 4 2012 A first-order differential double subordination with applications. Zbl 1257.30005Ali, Rosihan M.; Cho, Nak Eun; Kwon, Oh Sang; Ravichandran, V. 1 2012 Second-order differential subordination for analytic functions with fixed initial coefficient. Zbl 1226.30008Ali, Rosihan M.; Nagpal, Sumit; Ravichandran, V. 14 2011 Convolutions of meromorphic multivalent functions with respect to \(n\)-ply points and symmetric conjugate points. Zbl 1225.30007Chandrashekar, R.; Ali, Rosihan M.; Lee, See Keong; Ravichandran, V. 7 2011 Janowski starlikeness for a class of analytic functions. Zbl 1215.30002Ali, Rosihan M.; Chandrashekar, R.; Ravichandran, V. 7 2011 Radii of starlikeness, parabolic starlikeness and strong starlikeness for Janowski starlike functions with complex parameters. Zbl 1254.30013Ali, Rosihan M.; Haji Mohd, Maisarah; Keong, Lee See; Ravichandran, V. 5 2011 Coefficient, distortion and growth inequalities for certain close-to-convex functions. Zbl 1269.30013Cho, Nak Eun; Kwon, Oh Sang; Ravichandran, V. 5 2011 Argument estimates for starlike functions of reciprocal order. Zbl 1265.30091Ravichandran, V.; Kumar, S. Sivaprasad 4 2011 Integral operators on Ma-Minda type starlike and convex functions. Zbl 1217.30011Ali, Rosihan M.; Ravichandran, V. 4 2011 Differential sandwich theorem for multivalent meromorphic functions associated with the Liu-Srivastava operator. Zbl 1236.30023Ali, Rosihan M.; Chandrashekar, R.; Lee, See Keong; Swaminathan, A.; Ravichandran, V. 3 2011 Differential sandwich theorems for multivalent analytic functions associated with the Dziok-Srivastava operator. Zbl 1254.30024Ali, Rosihan M.; Chandrashekar, R.; Lee, See Keong; Swaminathan, Anbhu; Ravichandran, V. 2 2011 Subordination and superordination for multivalent functions associated with the Dziok-Srivastava operator. Zbl 1213.30017Cho, Nak Eun; Kwon, Oh Sang; Ali, Rosihan M.; Ravichandran, V. 1 2011 Classes of meromorphic \(\alpha\)-convex functions. Zbl 1213.30006Ali, Rosihan M.; Ravichandran, V. 18 2010 Differential subordination and superordination of analytic functions defined by the Dziok-Srivastava linear operator. Zbl 1204.30008Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 17 2010 On subordination and superordination of the multiplier transformation for meromorphic functions. Zbl 1189.30009Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 15 2010 Convolutions of certain analytic functions. Zbl 1243.30011Ali, Rosihan M.; Ravichandran, V.; Jain, Naveen Kumar 4 2010 Convolution properties of classes of analytic and meromorphic functions. Zbl 1203.30013Ali, Rosihan M.; Mahnaz, Moradi Nargesi; Ravichandran, V.; Subramanian, K. G. 3 2010 Multivalent functions with respect to \(n\)-ply points and symmetric conjugate points. Zbl 1207.30011Ali, Rosihan M.; Badghaish, Abeer O.; Ravichandran, V. 1 2010 The Fekete-Szegö coefficient functional for transforms of analytic functions. Zbl 1193.30006Ali, R. M.; Lee, S. K.; Ravichandran, V.; Supramaniam, S. 35 2009 Differential subordination and superordination of analytic functions defined by the multiplier transformation. Zbl 1170.30008Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 21 2009 Convolution and differential subordination for multivalent functions. Zbl 1176.30065Supramaniam, Shamani; Ali, Rosihan M.; Lee, See Keong; Ravichandran, V. 11 2009 Subclasses of multivalent starlike and convex functions. Zbl 1176.30022Ali, Rosihan M.; Lee, See Keong; Ravichandran, V. 8 2009 Subclasses of meromorphic functions associated with convolution. Zbl 1176.30044Mohd, Maisarah Haji; Ali, Rosihan M.; Keong, Lee See; Ravichandran, V. 6 2009 Coefficient bounds for meromorphic starlike and convex functions. Zbl 1180.30017Lee, See Keong; Ravichandran, V.; Shamani, Supramaniam 1 2009 Subordination and superordination of the Liu-Srivastava linear operator on meromorphic functions. Zbl 1151.30016Ali, Rosihan M.; Ravichandran, V.; Seenivasagan, N. 26 2008 ...and 39 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 517 Authors 71 Ravichandran, Vaithiyanathan 34 Aouf, Mohamed Kamal 29 Darus, Maslina 27 Ali, Rosihan Mohamed 27 Srivastava, Hari Mohan 24 Tang, Huo 22 Cho, Nak Eun 21 Wang, Zhigang 20 Arif, Muhammad 20 Sokół, Janusz 19 Orhan, Halit 18 Magesh, Nanjundan 18 Murugusundaramoorthy, Gangadharan 17 Bulboacă, Teodor 17 Kumar, Virendra 17 Raza, Mohsan 17 Seoudy, Tamer Mohamed 16 Kumar, Shanmugam Sivaprasad 15 Deniz, Erhan 15 Ibrahim, Rabha Waell 14 Bulut, Serap 14 Kumar, Sushil 13 Adegani, Ebrahim Analouei 12 Li, Shuhai 12 Nagpal, Sumit 12 Prajapat, Jugal Kishore 11 Ebadian, Ali 11 El-Ashwah, Rabha Mohamed 11 Kwon, Ohsang 11 Lecko, Adam 11 Sim, Youngjae 11 Swaminathan, Anbhu 10 Zaprawa, Paweł 9 Deng, Guantie 9 Jain, Naveen Kumar 9 Lee, See Keong 9 Yalçin, Sibel 8 Çağlar, Murat 8 Frasin, Basem Aref 8 Liu, Jinlin 8 Mostafa, Adela Osman 8 Sivasubramanian, Srikandan 8 Sun, Yong 8 Wanas, Abbas Kareem 7 Hamidi, Samaneh Gholizadeh 7 Hussain, Saqib 7 Jahangiri, Jay M. 7 Liu, Zhihong 7 Noor, Khalida Inayat 7 Yamini, Jagadeesan 6 Allu, Vasudevarao 6 Altinkaya, Şahsene 6 Eker, Sevtap Sümer 6 Güney, Hatun Özlem 6 Khan, Bilal 6 Lashin, A. Y. 6 Porwal, Saurabh 6 Sharma, Poonam Kumar 6 Shi, Lei 6 Venkateswarlu, Bollineni 6 Zayed, Hanaa Mousa 5 Ahmad, Bakhtiar 5 Ahmad, Qazi Zahoor 5 Ahuja, Om Prakash 5 Băleanu, Dumitru I. 5 Bansal, Deepak 5 Bohra, Nisha 5 Devi, Satwanti 5 Gupta, Sushma 5 Kanas, Stanisława R. 5 Kargar, Rahim 5 Khan, Nazar 5 Khatter, Kanika 5 Kowalczyk, Bogumiła 5 Long, Boyong 5 Maharana, Sudhananda 5 Malik, Sarfraz Nawaz 5 Mohd, Maisarah Haji 5 Owa, Shigeyoshi 5 Răducanu, Dorina 5 Sharma, Kanika 5 Singh, Sukhjit 5 Soupramanien, T. 5 Subramanian, Kumbakonam Govindarajan 5 Supramaniam, Shamani 5 Thomas, Derek Keith 5 Vamshee Krishna, Deekonda 5 Verma, Sarika 5 Wani, Lateef Ahmad 5 Xu, Neng 4 Bukhari, Syed Zakar Hussain 4 Chandrashekar, Ramasamy 4 Darwish, Hanan Elsayed 4 Dziok, Jacek 4 Goswami, Pranay 4 Halder, Himadri 4 Jeyaraman, M. P. 4 Kazımoğlu, Sercan 4 Khan, Muhammad Ghaffar 4 Liu, Mingsheng ...and 417 more Authors all top 5 Cited in 137 Serials 35 Journal of Function Spaces 30 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 25 Afrika Matematika 24 Journal of Inequalities and Applications 22 Abstract and Applied Analysis 20 Applied Mathematics and Computation 19 Turkish Journal of Mathematics 18 International Journal of Mathematics and Mathematical Sciences 17 Asian-European Journal of Mathematics 17 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. 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Matematica 1 Vietnam Journal of Mathematics 1 Mathematical Inequalities & Applications ...and 37 more Serials all top 5 Cited in 18 Fields 638 Functions of a complex variable (30-XX) 29 Special functions (33-XX) 28 Potential theory (31-XX) 12 Real functions (26-XX) 6 Integral equations (45-XX) 5 Ordinary differential equations (34-XX) 5 Operator theory (47-XX) 3 General and overarching topics; collections (00-XX) 3 Number theory (11-XX) 2 Combinatorics (05-XX) 2 Difference and functional equations (39-XX) 2 Harmonic analysis on Euclidean spaces (42-XX) 2 Global analysis, analysis on manifolds (58-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Partial differential equations (35-XX) 1 Approximations and expansions (41-XX) 1 Integral transforms, operational calculus (44-XX) 1 Functional analysis (46-XX) Citations by Year