Edit Profile (opens in new tab) Qi, Feng Co-Author Distance Author ID: qi.feng Published as: Qi, Feng; Qi, F.; Feng, Qi; Qui, Feng more...less Further Spellings: Qi Feng; 祁锋 Homepage: https://qifeng618.wordpress.com External Links: MGP · ORCID · Wikidata · arXiv · ResearchGate · Twitter · Math-Net.Ru · dblp · IdRef · theses.fr Documents Indexed: 547 Publications since 1993, including 27 Additional arXiv Preprints Reviewing Activity: 41 Reviews Co-Authors: 178 Co-Authors with 467 Joint Publications 7,199 Co-Co-Authors all top 5 Co-Authors 79 single-authored 158 Guo, Bai-Ni 38 Chen, Chaoping 36 Xi, Boyan 29 Luo, Qiuming 28 Niu, Dawei 23 Lim, Dongkyu 18 Cao, Jian 17 Li, Wenhui 16 Guo, Senlin 12 Zhao, Jiaolian 11 Jiang, Weidong 10 Shi, Xiaoting 10 Wang, Shuhong 9 Wang, Yan 9 Xu, Senlin 8 Chen, Shouxin 8 Shuang, Ye 8 Sooppy Nisar, Kottakkaran 8 Srivastava, Hari Mohan 8 Zhang, Xiaojing 7 Dragomir, Sever Silvestru 7 Wang, Jing-Lin 7 Yin, Li 6 Debnath, Lokenath 6 Liu, Aiqi 6 Liu, Fangfang 6 Rahman, Gauhar 6 Yin, Hongping 5 Cerone, Pietro 5 Zhang, Tianyu 4 Bai, Shu-Ping 4 Hong, Yan 4 Hua, Jü 4 Hua, Yun 4 Ji, Ai-Ping 4 Li, Wei 4 Mahmoud, Mansour 4 Mortici, Cristinel 4 Shi, Huannan 4 Wu, Ying 4 Yao, Yonghong 4 Zhang, Shiqin 3 Acikgoz, Mehmet 3 Agarwal, Praveen 3 Araci, Serkan 3 Čerňanová, Viera 3 Cheung, Wingsum 3 Dağli, Muhammet Cihat 3 Guo, Xu-Yang 3 Han, Lingxiong 3 He, Chun-Ying 3 Hoorfar, Abdolhossein 3 Mei, Jiaqiang 3 Miao, Yu 3 Wang, Fei 3 Wei, Chunfu 3 Zhang, Suling 3 Zheng, Miaomiao 2 Awan, Muhammad Uzair 2 Bai, Rui-Fang 2 Bai, Yumei 2 Chand, Mehar 2 Cheng, Junxiang 2 Chun, Ling 2 Du, Wei-Shih 2 Ghaffar, Abdul 2 Huang, Chuan-Jun 2 Huang, Zheng 2 Huo, Zhenhong 2 Kızılateş, Can 2 Li, Xiaoai 2 Li, Xin 2 Li, Yuewu 2 Mubeen, Shahid 2 Noor, Muhammad Aslam 2 Pei, Zhi-Li 2 Sofo, Anthony 2 Wang, Leilei 2 Wei, Zongli 2 Xia, Dafeng 2 Yang, Qiao 2 Zhang, Yingjie 1 Agarwal, Ravi P. 1 Akavaram, Venkatalakshmi 1 Arshad, Muhammad 1 Barnett, Neil Stuart 1 Berg, Christian 1 Bhukya, Ravi 1 Bi, Ya-Qing 1 Çekım, Bayram 1 Chan, Tsz Ho 1 Chapman, Robin J. 1 Chen, Rongjiang 1 Chen, Xueyan 1 Chu, Xiaoguang 1 Chu, Yuming 1 Cui, Lihong 1 Cui, Runqing 1 Cui, Yunqing 1 Dolgiĭ, Dmitriĭ Viktorovich ...and 78 more Co-Authors all top 5 Serials 30 Mathematical Inequalities & Applications 22 Journal of Inequalities and Applications 18 Journal of Computational and Applied Mathematics 17 Tamkang Journal of Mathematics 13 Integral Transforms and Special Functions 13 JIPAM. Journal of Inequalities in Pure & Applied Mathematics 12 Applied Mathematics and Computation 11 Journal of Mathematical Analysis and Applications 11 Journal of Nonlinear Science and Applications 10 Filomat 10 Analysis (München) 9 Advanced Studies in Contemporary Mathematics (Kyungshang) 9 The Australian Journal of Mathematical Analysis and Applications 9 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 9 AIMS Mathematics 8 International Journal of Mathematics and Mathematical Sciences 8 Scientific Bulletin. Series A. Applied Mathematics and Physics. Politehnica University of Bucharest 8 Journal of Mathematical Inequalities 8 Cogent Mathematics 7 Mathematica Slovaca 7 Hacettepe Journal of Mathematics and Statistics 7 Acta Universitatis Sapientiae. Mathematica 6 Nonlinear Functional Analysis and Applications 6 Applicable Analysis and Discrete Mathematics 6 Mathematics 5 Periodica Mathematica Hungarica 5 Rocky Mountain Journal of Mathematics 5 Taiwanese Journal of Mathematics 5 Applied Mathematics E-Notes 5 International Journal of Analysis and Applications 4 International Journal of Mathematical Education in Science and Technology 4 Proceedings of the American Mathematical Society 4 Publications de l’Institut Mathématique. Nouvelle Série 4 Mathematics in Practice and Theory 4 Journal of Computational Analysis and Applications 4 Journal of the Korean Society of Mathematical Education. Series B. The Pure and Applied Mathematics 4 Mediterranean Journal of Mathematics 4 Miskolc Mathematical Notes 4 Journal of Mathematical Analysis and Approximation Theory 3 Analysis Mathematica 3 Demonstratio Mathematica 3 Journal of the Korean Mathematical Society 3 Journal of Number Theory 3 Le Matematiche 3 Results in Mathematics 3 Journal of Mathematical Research & Exposition 3 Bulletin of the Korean Mathematical Society 3 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 3 Publikacije Elektrotehničkog Fakulteta. Serija: Matematika 3 Georgian Mathematical Journal 3 Journal of Applied Analysis 3 Abstract and Applied Analysis 3 Communications of the Korean Mathematical Society 3 Proceedings of the Jangjeon Mathematical Society 3 Journal of the Indonesian Mathematical Society 3 Contributions to Discrete Mathematics 3 Journal of Applied Analysis and Computation 3 Problemy Analiza. Issues of Analysis 3 Open Mathematics 3 DML. Discrete Mathematics Letters 2 Indian Journal of Pure & Applied Mathematics 2 The Australian Mathematical Society Gazette 2 Journal of Approximation Theory 2 Publicationes Mathematicae Debrecen 2 Zeitschrift für Analysis und ihre Anwendungen 2 Bulletin of the Iranian Mathematical Society 2 Mathematica Applicata 2 Studia Universitatis Babeș-Bolyai. Mathematica 2 Indagationes Mathematicae. New Series 2 General Mathematics 2 Boletín de la Sociedad Matemática Mexicana. Third Series 2 Chinese Quarterly Journal of Mathematics 2 Proceedings of the Royal Society of London. Series A. Mathematical, Physical and Engineering Sciences 2 Journal of Nonlinear and Convex Analysis 2 Kragujevac Journal of Mathematics 2 Cubo Matemática Educacional 2 Comptes Rendus. Mathématique. Académie des Sciences, Paris 2 Communications on Pure and Applied Analysis 2 Advances in Difference Equations 2 International Journal of Applied Mathematical Sciences 2 Banach Journal of Mathematical Analysis 2 Tbilisi Mathematical Journal 2 São Paulo Journal of Mathematical Sciences 2 Afrika Matematika 2 Transactions of A. Razmadze Mathematical Institute 2 Korean Journal of Mathematics 2 Contributions to Mathematics 1 Bulletin of the Australian Mathematical Society 1 Computers & Mathematics with Applications 1 Mathematical Methods in the Applied Sciences 1 Ukrainian Mathematical Journal 1 Acta Scientiarum Mathematicarum 1 Fasciculi Mathematici 1 Monatshefte für Mathematik 1 Quaestiones Mathematicae 1 Real Analysis Exchange 1 Rostocker Mathematisches Kolloquium 1 Studia Scientiarum Mathematicarum Hungarica 1 Soochow Journal of Mathematics 1 Advances in Applied Mathematics ...and 47 more Serials all top 5 Fields 411 Real functions (26-XX) 242 Special functions (33-XX) 143 Number theory (11-XX) 64 Approximations and expansions (41-XX) 53 Combinatorics (05-XX) 46 Integral transforms, operational calculus (44-XX) 25 Functions of a complex variable (30-XX) 22 Linear and multilinear algebra; matrix theory (15-XX) 22 Numerical analysis (65-XX) 16 Ordinary differential equations (34-XX) 9 Probability theory and stochastic processes (60-XX) 7 Sequences, series, summability (40-XX) 5 Harmonic analysis on Euclidean spaces (42-XX) 4 Difference and functional equations (39-XX) 4 Operator theory (47-XX) 4 Differential geometry (53-XX) 3 Field theory and polynomials (12-XX) 3 Global analysis, analysis on manifolds (58-XX) 2 Group theory and generalizations (20-XX) 2 Functional analysis (46-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 2 Statistics (62-XX) 2 Systems theory; control (93-XX) 2 Mathematics education (97-XX) 1 Mathematical logic and foundations (03-XX) 1 Associative rings and algebras (16-XX) 1 Measure and integration (28-XX) 1 Partial differential equations (35-XX) 1 Quantum theory (81-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 454 Publications have been cited 4,894 times in 1,368 Documents Cited by ▼ Year ▼ Bounds for the ratio of two gamma functions. Zbl 1194.33005 Qi, Feng 96 2010 A complete monotonicity property of the gamma function. Zbl 1046.33001 Qi, Feng; Chen, Chao-Ping 82 2004 Two closed forms for the Bernoulli polynomials. Zbl 1400.11070 Qi, Feng; Chapman, Robin J. 46 2016 Some completely monotonic functions involving the gamma and polygamma functions. Zbl 1094.33002 Qi, Feng; Guo, Baini; Chen, Chaoping 45 2006 A double inequality for the ratio of two non-zero neighbouring Bernoulli numbers. Zbl 1425.11043 Qi, Feng 43 2019 Complete monotonicity of some functions involving polygamma functions. Zbl 1188.26007 Qi, Feng; Guo, Senlin; Guo, Bai-Ni 43 2010 Explicit formulas for computing Bernoulli numbers of the second kind and Stirling numbers of the first kind. Zbl 1385.11011 Qi, Feng 42 2014 Refinements, generalizations, and applications of Jordan’s inequality and related problems. Zbl 1175.26048 Qi, Feng; Niu, Da-Wei; Guo, Bai-Ni 40 2009 A property of logarithmically absolutely monotonic functions and the logarithmically complete monotonicity of a power-exponential function. Zbl 1299.26022 Guo, Bai-Ni; Qi, Feng 39 2010 Derivatives of tangent function and tangent numbers. Zbl 1410.11018 Qi, Feng 38 2015 The best bounds in Wallis’ inequality. Zbl 1049.05006 Chen, Chao-Ping; Qi, Feng 36 2005 Some completely monotonic functions involving polygamma functions and an application. Zbl 1074.33005 Qi, Feng; Cui, Run-Qing; Chen, Chao-Ping; Guo, Bai-Ni 35 2005 Some integral inequalities of Hermite-Hadamard type for convex functions with applications to means. Zbl 1247.26041 Xi, Bo-Yan; Qi, Feng 34 2012 Several closed expressions for the Euler numbers. Zbl 1366.11052 Wei, Chun-Fu; Qi, Feng 33 2015 Hermite-Hadamard type inequalities for the \(m\)- and \((\alpha,m)\)-logarithmically convex functions. Zbl 1340.26043 Bai, Rui-Fang; Qi, Feng; Xi, Bo-Yan 33 2013 Two new proofs of the complete monotonicity of a function involving the psi function. Zbl 1183.33002 Guo, Bai-Ni; Qi, Feng 33 2010 Some identities and an explicit formula for Bernoulli and Stirling numbers. Zbl 1291.11051 Guo, Bai-Ni; Qi, Feng 33 2014 Logarithmically completely monotonic functions relating to the gamma function. Zbl 1099.33002 Chen, Chao-Ping; Qi, Feng 32 2006 Bounds for the ratio of two gamma functions: from Wendel’s asymptotic relation to Elezović-Giordano-Pečarić’s theorem. Zbl 1294.33004 Qi, Feng; Luo, Qiu-Ming 32 2013 Three classes of logarithmically completely monotonic functions involving gamma and psi functions. Zbl 1144.26013 Qi, Feng 31 2007 Some integral inequalities of simpson type for GA-\(\varepsilon\)-convex functions. Zbl 1284.26012 Qi, Feng; Xi, Bo-Yan 31 2013 Some inequalities of the Hermite-Hadamard type for \(k\)-fractional conformable integrals. Zbl 1407.26022 Huang, Chuan-Jun; Rahman, Gauhar; Nisar, Kottakkaran Sooppy; Ghaffar, Abdul; Qi, Feng 30 2019 Some inequalities constructed by Tchebysheff’s integral inequality. Zbl 0943.26030 Qi, Feng; Cui, Li-Hong; Xu, Sen-Lin 30 1999 Some properties of functions related to the gamma and psi functions. Zbl 1188.33003 Chen, Chao-Ping; Qi, Feng; Srivastava, H. M. 30 2010 Necessary and sufficient conditions for functions involving the tri- and tetra-gamma functions to be completely monotonic. Zbl 1179.26036 Qi, Feng; Guo, Bai-Ni 29 2010 Several formulas for special values of the Bell polynomials of the second kind and applications. Zbl 1474.05006 Qi, Feng; Shi, Xiaoting; Liu, Fangfang; Kruchinin, Dmitry V. 28 2017 An explicit formula for the Bell numbers in terms of the Lah and Stirling numbers. Zbl 1419.11045 Qi, Feng 28 2016 Limit formulas for ratios between derivatives of the gamma and digamma functions at their singularities. Zbl 1324.33004 Qi, Feng 28 2013 Bounds for the ratio of two gamma functions – from Wendel’s and related inequalities to logarithmically completely monotonic functions. Zbl 1245.33004 Luo, Qiu-Ming; Qi, Feng 28 2012 Some Hermite-Hadamard type inequalities for differentiable convex functions and applications. Zbl 1292.26061 Xi, Bo-Yan; Qi, Feng 28 2013 Explicit formulae for computing Euler polynomials in terms of Stirling numbers of the second kind. Zbl 1376.11015 Guo, Bai-Ni; Qi, Feng 28 2014 Explicit formulas and identities for the Bell polynomials and a sequence of polynomials applied to differential equations. Zbl 1439.11088 Qi, Feng; Lim, Dongkyu; Guo, Bai-Ni 27 2019 Some inequalities of Čebyšev type for conformable \(k\)-fractional integral operators. Zbl 1423.26013 Qi, Feng; Rahman, Gauhar; Hussain, Sardar Muhammad; Du, Wei-Shih; Nisar, Kottakkaran Sooppy 27 2018 On complete monotonicity for several classes of functions related to ratios of gamma functions. Zbl 1499.33013 Qi, Feng; Agarwal, Ravi P. 27 2019 Hermite-Hadamard type inequalities for the \(m\)- and \((\alpha,m)\)-geometrically convex functions. Zbl 1264.26033 Xi, Bo-Yan; Bai, Rui-Fang; Qi, Feng 27 2012 Explicit formulas for special values of the Bell polynomials of the second kind and for the Euler numbers and polynomials. Zbl 1427.11023 Qi, Feng; Guo, Bai-Ni 27 2017 Some properties of central Delannoy numbers. Zbl 1371.11161 Qi, Feng; Čerňanová, Viera; Shi, Xiao-Ting; Guo, Bai-Ni 27 2018 Notes on the Schur-convexity of the extended mean values. Zbl 1086.26008 Qi, Feng; Sándor, József; Dragomir, Sever S.; Sofo, Anthony 27 2005 Some new inequalities of the Grüss type for conformable fractional integrals. Zbl 1428.26014 Rahman, Gauhar; Sooppy Nisar, Kottakkaran; Qi, Feng 26 2018 Explicit expressions for a family of the Bell polynomials and applications. Zbl 1338.33002 Qi, Feng; Zheng, Miao-Miao 26 2015 Integral representations of the Catalan numbers and their applications. Zbl 1402.11032 Qi, Feng; Guo, Bai-Ni 26 2017 A class of logarithmically completely monotonic functions and the best bounds in the first Kershaw’s double inequality. Zbl 1113.33004 Qi, Feng 25 2007 Some tridiagonal determinants related to central Delannoy numbers, the Chebyshev polynomials, and the Fibonacci polynomials. Zbl 1513.11057 Qi, F.; Čer\u{n}anová, V.; Semenov, Y. S. 25 2019 Diagonal recurrence relations for the Stirling numbers of the first kind. Zbl 1360.11051 Qi, Feng 25 2016 Sharp inequalities for polygamma functions. Zbl 1349.33001 Guo, Bai-Ni; Qi, Feng; Zhao, Jiao-Lian; Luo, Qiu-Ming 25 2015 A class of completely monotonic functions involving divided differences of the psi and tri-gamma functions and some applications. Zbl 1270.26010 Guo, Bai-Ni; Qi, Feng 25 2011 Hermite-Hadamard type integral inequalities for geometric-arithmetically \(s\)-convex functions. Zbl 1272.26024 Shuang, Ye; Yin, Hong-Ping; Qi, Feng 25 2013 Completely monotonic functions involving divided differences of the di- and tri-gamma functions and some applications. Zbl 1181.26024 Qi, Feng; Guo, Bai-Ni 25 2009 On new proofs of Wilker’s inequalities involving trigonometric functions. Zbl 1040.26006 Guo, Bai-Ni; Qiao, Bao-Min; Qi, Feng; Li, Wei 24 2003 Some bounds for the complete elliptic integrals of the first and second kinds. Zbl 1217.26042 Guo, Bai-Ni; Qi, Feng 24 2011 Schur-convexity of the Catalan-Qi function related to the Catalan numbers. Zbl 1420.11056 Qi, Feng; Shi, Xiao-Ting; Mahmoud, Mansour; Liu, Fang-Fang 24 2016 The best bounds for Toader mean in terms of the centroidal and arithmetic means. Zbl 1474.26168 Hua, Yun; Qi, Feng 24 2014 Integral representations and complete monotonicity of remainders of the binet and Stirling formulas for the gamma function. Zbl 1360.33004 Qi, Feng; Guo, Bai-Ni 24 2017 Some inequalities of Hermite-Hadamard type for GA-convex functions with applications to means. Zbl 1281.26024 Zhang, Tian-Yu; Ji, Ai-Ping; Qi, Feng 24 2013 Sharp inequalities for the psi function and harmonic numbers. Zbl 1294.33003 Guo, Bai-Ni; Qi, Feng 24 2014 Some inequalities involving the extended gamma function and the Kummer confluent hypergeometric \(k\)-function. Zbl 1498.26032 Sooppy Nisar, Kottakkaran; Qi, Feng; Rahman, Gauhar; Mubeen, Shahid; Arshad, Muhammad 23 2018 Some properties of the psi and polygamma functions. Zbl 1203.33002 Guo, Bai-Ni; Qi, Feng 23 2010 Refinements of lower bounds for polygamma functions. Zbl 1267.33003 Guo, Bai-Ni; Qi, Feng 23 2013 Wendel’s and Gautschi’s inequalities: refinements, extensions, and a class of logarithmically completely monotonic functions. Zbl 1173.26315 Qi, Feng; Guo, Bai-Ni 22 2008 Generalizations of Bernoulli numbers and polynomials. Zbl 1038.11013 Luo, Qiu-Ming; Guo, Bai-Ni; Qi, Feng; Debnath, Lokenath 22 2003 Generalized fractional integral inequalities of Hermite-Hadamard type for \((\alpha,m)\)-convex functions. Zbl 1499.26169 Qi, Feng; Mohammed, Pshtiwan Othman; Yao, Jen-Chih; Yao, Yong-Hong 22 2019 Complete monotonicity of a difference between the exponential and trigamma functions and properties related to a modified Bessel function. Zbl 1280.26017 Qi, Feng; Berg, Christian 22 2013 Inequalities of Hermite-Hadamard type for extended \(s\)-convex functions and applications to means. Zbl 1332.26020 Xi, Bo-Yan; Qi, Feng 22 2015 A diagonal recurrence relation for the Stirling numbers of the first kind. Zbl 1488.11060 Qi, Feng; Guo, Bai-Ni 22 2018 Integral representations and properties of Stirling numbers of the first kind. Zbl 1336.11022 Qi, Feng 22 2013 The best bounds in Gautschi-Kershaw inequalities. Zbl 1101.33001 Qi, Feng; Guo, Bai-Ni; Chen, Chao-Ping 21 2006 Two logarithmically completely monotonic functions connected with gamma function. Zbl 1093.33001 Qi, Feng; Yang, Qiao; Li, Wei 21 2006 Supplements to a class of logarithmically completely monotonic functions associated with the gamma function. Zbl 1139.33300 Guo, Senlin; Qi, Feng; Srivastava, H. M. 21 2008 A completely monotonic function involving the tri-gamma function and with degree one. Zbl 1245.26007 Guo, Bai-Ni; Qi, Feng 21 2012 Lévy-Khintchine representations of the weighted geometric mean and the logarithmic mean. Zbl 1290.30043 Qi, Feng; Zhang, Xiao-Jing; Li, Wen-Hui 21 2014 Integral representations and complete monotonicity related to the remainder of Burnside’s formula for the gamma function. Zbl 1293.33002 Qi, Feng 21 2014 Properties of modified Bessel functions and completely monotonic degrees of differences between exponential and trigamma functions. Zbl 1326.33001 Qi, Feng 20 2015 The function \((b^{x}-a^{x})/x\): Inequalities and properties. Zbl 0904.26006 Qi, Feng; Xu, Sen-Lin 19 1998 Monotonicity results and inequalities for the gamma and incomplete gamma functions. Zbl 1006.33001 Qi, Feng 19 2002 Properties and applications of a function involving exponential functions. Zbl 1179.33001 Guo, Bai-Ni; Qi, Feng 19 2009 Generalizations of Euler numbers and polynomials. Zbl 1038.11014 Luo, Qiu-Ming; Qi, Feng; Debnath, Lokenath 19 2003 Relationships between generalized Bernoulli numbers and polynomials and generalized Euler numbers and polynomials. Zbl 1042.11012 Luo, Qiu-Ming; Qi, Feng 19 2003 Completely monotonic function associated with the gamma functions and proof of Wallis’ inequality. Zbl 1092.33002 Chen, Chaoping; Qi, Feng 19 2005 A logarithmically completely monotonic function involving the ratio of gamma functions. Zbl 1447.33002 Qi, Feng; Li, Wen-Hui 19 2015 Special values of the Bell polynomials of the second kind for some sequences and functions. Zbl 1444.11040 Qi, Feng; Niu, Da-Wei; Lim, Dongkyu; Yao, Yong-Hong 19 2020 Some uniqueness results for the non-trivially complete monotonicity of a class of functions involving the polygamma and related functions. Zbl 1207.26020 Guo, Bai-Ni; Qi, Feng; Srivastava, H. M. 19 2010 Some identities for a sequence of unnamed polynomials connected with the Bell polynomials. Zbl 1429.11056 Qi, Feng; Niu, Da-Wei; Guo, Bai-Ni 19 2019 Generalized weighted mean values with two parameters. Zbl 0935.26014 Qi, Feng 18 1998 A general refinement of Jordan’s inequality and a refinement of L. Yang’s inequality. Zbl 1141.26003 Niu, Da-Wei; Huo, Zhen-Hong; Cao, Jian; Qi, Feng 18 2008 Some best approximation formulas and inequalities for the Wallis ratio. Zbl 1338.33010 Qi, Feng; Mortici, Cristinel 18 2015 An integral representation, complete monotonicity, and inequalities of Cauchy numbers of the second kind. Zbl 1300.05024 Qi, Feng 18 2014 An integral representation, some inequalities, and complete monotonicity of the Bernoulli numbers of the second kind. Zbl 1333.11024 Qi, Feng; Zhang, Xiao-Jing 18 2015 Integral representations and properties of some functions involving the logarithmic function. Zbl 1474.30251 Qi, Feng; Li, Wen-Hui 18 2016 Hermite-Hadamard type inequalities for extended \(s\)-convex functions on the co-ordinates in a rectangle. Zbl 1296.26105 Xi, Bo-Yan; Hua, Jü; Qi, Feng 18 2014 Generalization of Bernoulli polynomials. Zbl 1021.11003 Guo, Bai-Ni; Qi, Feng 17 2002 Logarithmically completely monotonic functions concerning gamma and digamma functions. Zbl 1120.33003 Qi, Feng; Chen, Shou-Xin; Cheung, Wing-Sum 17 2007 Generalizations and refinements of Hermite-Hadamard’s inequality. Zbl 1096.26014 Qi, Feng; Wei, Zong-Li; Yang, Qiao 17 2005 Diagonal recurrence relations, inequalities, and monotonicity related to the Stirling numbers of the second kind. Zbl 1333.11027 Qi, Feng 17 2016 A double inequality for bounding Toader mean by the centroidal mean. Zbl 1310.26027 Hua, Yun; Qi, Feng 17 2014 Some exact constants for the approximation of the quantity in the Wallis’ formula. Zbl 1281.41010 Guo, Senlin; Xu, Jian-Guo; Qi, Feng 17 2013 An integral representation for the weighted geometric mean and its applications. Zbl 1290.26041 Qi, Feng; Zhang, Xiao Jing; Li, Wen Hui 17 2014 An alternative note on the Schur-convexity of the extended mean values. Zbl 1104.26014 Shi, Huan-Nan; Wu, Shan-He; Qi, Feng 16 2006 Inequalities of the complete elliptic integrals. Zbl 0912.33012 Qi, Feng; Huang, Zheng 16 1998 Inequalities for the incomplete gamma and related functions. Zbl 0916.33001 Qi, Feng; Guo, Sen-Lin 16 1999 Logarithmic convexity of extended mean values. Zbl 0993.26012 Qi, Feng 16 2002 Increasing property and logarithmic convexity concerning Dirichlet beta function, Euler numbers, and their ratios. Zbl 1524.11060 Qi, Feng; Yao, Yong-Hong 1 2023 Decreasing properties of two ratios defined by three and four polygamma functions. Zbl 1508.33002 Qi, Feng 8 2022 Increasing property and logarithmic convexity of two functions involving Dirichlet eta function. Zbl 1502.11092 Lim, Dongkyu; Qi, Feng 4 2022 Several determinantal expressions of generalized Tribonacci polynomials and sequences. Zbl 1510.11049 Kızılateş, Can; Du, Wei-Shih; Qi, Feng 3 2022 On negativity of Toeplitz-Hessenberg determinants whose elements contain large Schröder numbers. Zbl 07687441 Qi, Feng 2 2022 Decreasing property and complete monotonicity of two functions constituted via three derivatives of a function involving trigamma function. Zbl 1524.33013 Qi, Feng 2 2022 Necessary and sufficient conditions for a difference defined by four derivatives of a function containing trigamma function to be completely monotonic. Zbl 1508.26011 Feng, Qi 2 2022 Two identities and closed-form formulas for the Bernoulli numbers in terms of central factorial numbers of the second kind. Zbl 1510.11075 Chen, Xue-Yan; Wu, Lan; Lim, Dongkyu; Qi, Feng 1 2022 Two explicit formulas for degenerate Peters numbers and polynomials. Zbl 1513.05035 Li, Yue-Wu; Dağlı, Muhammet Cihat; Qi, Feng 1 2022 Maclaurin’s series expansions for positive integer powers of inverse (hyperbolic) sine and tangent functions, closed-form formula of specific partial Bell polynomials, and series representation of generalized logsine function. Zbl 1513.41041 Guo, Bai-Ni; Lim, Dongkyu; Qi, Feng 1 2022 A closed-form expression of a remarkable sequence of polynomials originating from a family of entire functions connecting the Bessel and Lambert functions. Zbl 1503.11056 Qi, Feng; Wan, Aying 1 2022 Logarithmically complete monotonicity of a matrix-parametrized analogue of the multinomial distribution. Zbl 1505.26022 Ouimet, Frédéric; Qi, Feng 1 2022 A sum of an alternating series involving central binomial numbers and its three proofs. Zbl 1509.40001 Li, Yue-Wu; Qi, Feng 1 2022 A ratio of finitely many gamma functions and its properties with applications. Zbl 1466.26009 Qi, Feng; Li, Wen-Hui; Yu, Shu-Bin; Du, Xin-Yu; Guo, Bai-Ni 11 2021 Logarithmic convexity and increasing property of the Bernoulli numbers and their ratios. Zbl 1476.11060 Shuang, Ye; Guo, Bai-Ni; Qi, Feng 11 2021 From inequalities involving exponential functions and sums to logarithmically complete monotonicity of ratios of gamma functions. Zbl 1451.33002 Qi, Feng; Guo, Bai-Ni 10 2021 Lower bound of sectional curvature of Fisher-Rao manifold of beta distributions and complete monotonicity of functions involving polygamma functions. Zbl 1491.44002 Qi, Feng 9 2021 Simplifying coefficients in differential equations related to generating functions of reverse Bessel and partially degenerate Bell polynomials. Zbl 1474.34004 Qi, Feng 7 2021 A determinantal expression and a recursive relation of the Delannoy numbers. Zbl 1496.11041 Qi, Feng 7 2021 Series expansions of powers of arcsine, closed forms for special values of Bell polynomials, and series representations of generalized logsine functions. Zbl 1484.11084 Guo, Bai-Ni; Lim, Dongkyu; Qi, Feng 6 2021 Viewing some ordinary differential equations from the angle of derivative polynomials. Zbl 1505.34023 Guo, Bai-Ni; Qi, Feng 5 2021 Necessary and sufficient conditions for complete monotonicity and monotonicity of two functions defined by two derivatives of a function involving trigamma function. Zbl 1499.33012 Qi, Feng 4 2021 Necessary and sufficient conditions for a difference constituted by four derivatives of a function involving trigamma function to be completely monotonic. Zbl 1483.33001 Qi, Feng 4 2021 Determinantal expressions and recursive relations of Delannoy polynomials and generalized Fibonacci polynomials. Zbl 1510.11060 Qi, Feng 4 2021 Determinantal formulas and recurrent relations for bi-periodic Fibonacci and Lucas polynomials. Zbl 1487.11015 Guo, Bai-Ni; Polatlı, Emrah; Qi, Feng 3 2021 Several closed and determinantal forms for convolved Fibonacci numbers. Zbl 1518.11017 Dağlı, Muhammet C.; Qi, Feng 2 2021 Some properties of the Hermite polynomials. Zbl 1494.33010 Qi, Feng; Guo, Bai-Ni 2 2021 Several explicit formulas for (degenerate) Narumi and Cauchy polynomials and numbers. Zbl 1496.11042 Qi, Feng; Dağlı, Muhammet Cihat; Lim, Dongkyu 2 2021 Several explicit and recurrent formulas for determinants of tridiagonal matrices via generalized continued fractions. Zbl 1464.15011 Qi, Feng; Wang, Wen; Guo, Bai-Ni; Lim, Dongkyu 1 2021 Integral inequalities of Hermite-Hadamard type for GA-\(F\)-convex functions. Zbl 1525.26024 Shuang, Ye; Qi, Feng 1 2021 Inequalities for generalized eigenvalues of quaternion matrices. Zbl 1488.15038 Hong, Yan; Qi, Feng 1 2021 Special values of the Bell polynomials of the second kind for some sequences and functions. Zbl 1444.11040 Qi, Feng; Niu, Da-Wei; Lim, Dongkyu; Yao, Yong-Hong 19 2020 Closed formulas and identities on the Bell polynomials and falling factorials. Zbl 1471.11102 Qi, Feng; Niu, Da-Wei; Lim, Dongkyu; Guo, Bai-Ni 16 2020 Some inequalities of the Grüss type for conformable \(k\)-fractional integral operators. Zbl 1434.26065 Rahman, Gauhar; Nisar, Kottakkaran Sooppy; Ghaffar, Abdul; Qi, Feng 16 2020 Some logarithmically completely monotonic functions and inequalities for multinomial coefficients. Zbl 1499.26026 Qi, Feng; Niu, Da-Wei; Lim, Dongkyu; Guo, Bai-Ni 9 2020 Some properties and an application of multivariate exponential polynomials. Zbl 1471.11113 Qi, Feng; Niu, Da-Wei; Lim, Dongkyu; Guo, Bai-Ni 8 2020 Monotonicity properties for a ratio of finite many gamma functions. Zbl 1482.33001 Qi, Feng; Lim, Dongkyu 8 2020 Some properties of several functions involving polygamma functions and originating from the sectional curvature of the beta manifold. Zbl 1453.33003 Qi, Feng 7 2020 Recurrences of Stirling and Lah numbers via second kind Bell polynomial. Zbl 1463.11058 Qi, Feng; Natalini, Pierpaolo; Ricci, Paolo Emilio 6 2020 Several explicit and recursive formulas for generalized Motzkin numbers. Zbl 1484.05017 Qi, Feng; Guo, Bai-Ni 6 2020 Completely monotonic degree of a function involving trigamma and tetragamma functions. Zbl 1484.33005 Qi, Feng 5 2020 Some inequalities and an application of exponential polynomials. Zbl 1468.11075 Qi, Feng 5 2020 Monotonicity and sharp inequalities related to complete \((p,q)\)-elliptic integrals of the first kind. Zbl 1455.33012 Wang, Fei; Qi, Feng 3 2020 Monotonicity, convexity and inequalities related to complete \((p,q,r)\)-elliptic integrals and generalized trigonometric functions. Zbl 1463.33039 Yin, Li; Lin, Xiu-Li; Qi, Feng 3 2020 Computation of several Hessenberg determinants. Zbl 1469.15009 Qi, Feng; Kouba, Omran; Kaddoura, Issam 3 2020 Monotonicity and inequalities related to complete elliptic integrals of the second kind. Zbl 1484.33024 Wang, Fei; Guo, Bai-Ni; Qi, Feng 3 2020 Computing sums in terms of beta, polygamma, and Gauss hypergeometric functions. Zbl 1448.33004 Qi, Feng; Huang, Chuan-Jun 2 2020 Closed formulas for special Bell polynomials by Stirling numbers and associate Stirling numbers. Zbl 1499.11143 Qi, Feng; Lim, Dongkyu 2 2020 Approximation by multivariate Baskakov-Kantorovich operators in Orlicz spaces. Zbl 1448.41020 Han, Ling-Xiong; Li, Wen-Hui; Qi, Feng 2 2020 On HT-convexity and Hadamard-type inequalities. Zbl 1503.26041 Bai, Shu-Ping; Wang, Shu-Hong; Qi, Feng 1 2020 A double inequality for the ratio of two non-zero neighbouring Bernoulli numbers. Zbl 1425.11043 Qi, Feng 43 2019 Some inequalities of the Hermite-Hadamard type for \(k\)-fractional conformable integrals. Zbl 1407.26022 Huang, Chuan-Jun; Rahman, Gauhar; Nisar, Kottakkaran Sooppy; Ghaffar, Abdul; Qi, Feng 30 2019 Explicit formulas and identities for the Bell polynomials and a sequence of polynomials applied to differential equations. Zbl 1439.11088 Qi, Feng; Lim, Dongkyu; Guo, Bai-Ni 27 2019 On complete monotonicity for several classes of functions related to ratios of gamma functions. Zbl 1499.33013 Qi, Feng; Agarwal, Ravi P. 27 2019 Some tridiagonal determinants related to central Delannoy numbers, the Chebyshev polynomials, and the Fibonacci polynomials. Zbl 1513.11057 Qi, F.; Čer\u{n}anová, V.; Semenov, Y. S. 25 2019 Generalized fractional integral inequalities of Hermite-Hadamard type for \((\alpha,m)\)-convex functions. Zbl 1499.26169 Qi, Feng; Mohammed, Pshtiwan Othman; Yao, Jen-Chih; Yao, Yong-Hong 22 2019 Some identities for a sequence of unnamed polynomials connected with the Bell polynomials. Zbl 1429.11056 Qi, Feng; Niu, Da-Wei; Guo, Bai-Ni 19 2019 Completely monotonic degrees for a difference between the logarithmic and psi functions. Zbl 1482.26016 Qi, Feng; Liu, Ai-Qi 15 2019 Generalized \(k\)-fractional conformable integrals and related inequalities. Zbl 1484.26007 Qi, Feng; Habib, Siddra; Mubeen, Shahid; Naeem, Muhammad Nawaz 11 2019 The inverse of a triangular matrix and several identities of the Catalan numbers. Zbl 1513.11091 Qi, Feng; Zou, Qing; Guo, Bai-Ni 10 2019 Notes on two kinds of special values for the Bell polynomials of the second kind. Zbl 1438.11060 Qi, Feng; Lim, Dongkyu; Yao, Yong-Hong 8 2019 Monotonicity properties and inequalities related to generalized Grötzsch ring functions. Zbl 1427.33012 Wang, Fei; He, Jian-Hui; Yin, Li; Qi, Feng 7 2019 Some fractional differential equations involving generalized hypergeometric functions. Zbl 1423.26010 Agarwal, Praveen; Qi, Feng; Chand, Mehar; Singh, Gurmej 7 2019 Simplifying coefficients in differential equations associated with higher order Bernoulli numbers of the second kind. Zbl 1429.34025 Qi, Feng; Niu, Da-Wei; Guo, Bai-Ni 6 2019 Explicit expressions related to degenerate Cauchy numbers and their generating function. Zbl 1429.11045 Qi, Feng; Liu, Ai-Qi; Lim, Dongkyu 6 2019 RETRACTED ARTICLE: A determinantal expression for the Fibonacci polynomials in terms of a tridiagonal determinant. Zbl 1423.11035 Qi, Feng; Wang, Jing-Lin; Guo, Bai-Ni 5 2019 Convexity and inequalities related to extended beta and confluent hypergeometric functions. Zbl 1486.33002 Qi, Feng; Sooppy Nisar, Kottakkaran; Rahman, Gauhar 4 2019 On complete monotonicity of linear combination of finite psi functions. Zbl 1429.33005 Guo, Bai-Ni; Qi, Feng 4 2019 Simplifying coefficients in a family of ordinary differential equations related to the generating function of the Mittag-Leffler polynomials. Zbl 1460.34008 Qi, Feng 4 2019 Equivalent theorem of approximation by linear combination of weighted Baskakov-Kantorovich operators in Orlicz spaces. Zbl 1499.41017 Han, Ling-Xiong; Guo, Bai-Ni; Qi, Feng 3 2019 Some inequalities of the Turán type for confluent hypergeometric functions of the second kind. Zbl 1438.26088 Qi, Feng; Bhukya, Ravi; Akavaram, Venkatalakshmi 2 2019 Generalizations and applications of Young’s integral inequality by higher order derivatives. Zbl 1499.26197 Wang, Jun-Qing; Guo, Bai-Ni; Qi, Feng 2 2019 Some integral transforms of the generalized \(k\)-Mittag-Leffler function. Zbl 1499.33081 Qi, Feng; Nisar, Kottakkaran Sooppy 2 2019 Notes on explicit and inversion formulas for the Chebyshev polynomials of the first two kinds. Zbl 1449.11045 Qi, Feng; Niu, Da-Wei; Lim, Dongkyu 1 2019 Some inequalities of Čebyšev type for conformable \(k\)-fractional integral operators. Zbl 1423.26013 Qi, Feng; Rahman, Gauhar; Hussain, Sardar Muhammad; Du, Wei-Shih; Nisar, Kottakkaran Sooppy 27 2018 Some properties of central Delannoy numbers. Zbl 1371.11161 Qi, Feng; Čerňanová, Viera; Shi, Xiao-Ting; Guo, Bai-Ni 27 2018 Some new inequalities of the Grüss type for conformable fractional integrals. Zbl 1428.26014 Rahman, Gauhar; Sooppy Nisar, Kottakkaran; Qi, Feng 26 2018 Some inequalities involving the extended gamma function and the Kummer confluent hypergeometric \(k\)-function. Zbl 1498.26032 Sooppy Nisar, Kottakkaran; Qi, Feng; Rahman, Gauhar; Mubeen, Shahid; Arshad, Muhammad 23 2018 A diagonal recurrence relation for the Stirling numbers of the first kind. Zbl 1488.11060 Qi, Feng; Guo, Bai-Ni 22 2018 Some properties of the Bernoulli numbers of the second kind and their generating function. Zbl 1406.11017 Qi, Feng; Zhao, Jiao-Lian 15 2018 Integral representations for multivariate logarithmic polynomials. Zbl 1400.11078 Qi, Feng 14 2018 Closed forms for derangement numbers in terms of the Hessenberg determinants. Zbl 1401.05017 Qi, Feng; Zhao, Jiao-Lian; Guo, Bai-Ni 14 2018 Lévy-Khintchine representation of Toader-Qi mean. Zbl 1384.44002 Qi, Feng; Guo, Bai-Ni 11 2018 An integral representation, complete monotonicity, and inequalities of the Catalan numbers. Zbl 1513.11088 Qi, Feng; Shi, Xiao-Ting; Liu, Fang-Fang 10 2018 Integral representations of bivariate complex geometric mean and their applications. Zbl 1375.26045 Qi, Feng; Lim, Dongkyu 10 2018 On multivariate logarithmic polynomials and their properties. Zbl 1415.11056 Qi, Feng 10 2018 Simplifying differential equations concerning degenerate Bernoulli and Euler numbers. Zbl 1391.34028 Qi, Feng; Wang, Jing-Lin; Guo, Bai-Ni 9 2018 Some identities related to Eulerian polynomials and involving the Stirling numbers. Zbl 1488.11061 Qi, Feng; Lim, Dongkyu; Guo, Bai-Ni 8 2018 Some properties of the Fuss-Catalan numbers. Zbl 1425.05018 Qi, Feng; Cerone, Pietro 7 2018 An improper integral, the beta function, the Wallis ratio, and the Catalan numbers. Zbl 1440.11023 Qi, Feng 7 2018 A representation for derangement numbers in terms of a tridiagonal determinant. Zbl 1488.11070 Qi, Feng; Wang, Jing-Lin; Guo, Bai-Ni 7 2018 The reciprocal of the weighted geometric mean of many positive numbers is a Stieltjes function. Zbl 1400.30046 Qi, Feng; Guo, Bai-Ni 7 2018 Simplifying coefficients in a family of nonlinear ordinary differential equations. Zbl 1437.11038 Qi, Feng 7 2018 Simplifying coefficients in a family of ordinary differential equations related to the generating function of the Laguerre polynomials. Zbl 1408.33023 Qi, Feng 6 2018 The reciprocal of the weighted geometric mean is a Stieltjes function. Zbl 1390.30048 Qi, Feng; Guo, Bai-Ni 6 2018 Alternative proofs of some formulas for two tridiagonal determinants. Zbl 07042987 Qi, Feng; Liu, Ai-Qi 6 2018 Simplifying and finding ordinary differential equations in terms of the Stirling numbers. Zbl 1440.11012 Qi, Feng; Wang, Jing-Lin; Guo, Bai-Ni 6 2018 Several series identities involving the Catalan numbers. Zbl 1441.11045 Yin, Li; Qi, Feng 6 2018 Simplification of coefficients in differential equations associated with higher order Frobenius-Euler numbers. Zbl 1497.34002 Qi, Feng; Niu, Da-Wei; Guo, Bai-Ni 5 2018 Some integral inequalities of Hermite-Hadamard type for \(s\)-geometrically convex functions. Zbl 1463.26076 Yin, Hong-Ping; Wang, Jing-Yu; Qi, Feng 5 2018 ...and 354 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 1,196 Authors 249 Qi, Feng 109 Chu, Yuming 93 Guo, Bai-Ni 68 Yang, Zhenhang 42 Kashuri, Artion 36 Chen, Chaoping 33 Sooppy Nisar, Kottakkaran 33 Zhu, Ling 32 Tian, Jingfeng 31 Srivastava, Hari Mohan 27 Rahman, Gauhar 26 Budak, Hüseyin 26 Zhao, Tiehong 24 Liko, Rozana 23 Du, Tingsong 23 Qian, Weimao 21 Noor, Muhammad Aslam 21 Yin, Li 20 Wang, Miaokun 19 Abdeljawad, Thabet 19 Guo, Senlin 19 Lim, Dongkyu 18 Dragomir, Sever Silvestru 18 Xi, Boyan 17 Awan, Muhammad Uzair 17 Noor, Khalida Inayat 17 Sarikaya, Mehmet Zeki 16 Kim, Taekyun 15 Mohammed, Pshtiwan Othman 15 Mortici, Cristinel 13 Ali, Muhammad Aamir 13 Bagul, Yogesh Jibhau 13 Choi, Junesang 13 Kim, Dae San 13 Malešević, Branko J. 13 Simsek, Yilmaz 12 Wu, Shanhe 11 İşcan, İmdat 11 Latif, Muhammad Amer 11 Niu, Dawei 11 Zhang, Wen 10 Agarwal, Praveen 10 Batir, Necdet 10 Butt, Saad Ihsan 10 Luo, Qiuming 10 Mehrez, Khaled 10 Shi, Huannan 9 Chesneau, Christophe 9 Dağli, Muhammet Cihat 9 Li, Wenhui 9 Pečarić, Josip 9 Pogány, Tibor K. 9 Zhang, Xiaohui 9 Zheng, Shenzhou 8 Araci, Serkan 8 Chen, Xiaodiao 8 Huang, Liguo 8 Lin, Xiuli 8 Long, Boyong 8 Luo, Chunyan 8 Meftah, Badreddine 8 Rashid, Saima 8 Shi, Xiaoting 7 Băleanu, Dumitru I. 7 Bayraktar, Bahtiyar 7 Jang, Lee-Chae 7 Khan, Aftab 7 Khan, Nabiullah U. 7 Kwon, Hyuck In 7 Lampret, Vito 7 Mahmoud, Mansour 7 Mubeen, Shahid 7 Paris, Richard Bruce 7 Qiu, Songliang 7 Wang, Jing-Lin 7 Wang, Shuhong 7 You, Xu 7 Zhao, Jiaolian 6 Acikgoz, Mehmet 6 Akdemir, Ahmet Ocak 6 Bercu, Gabriel 6 Berg, Christian 6 Cerone, Pietro 6 Corcino, Roberto Bagsarsa 6 Farid, Ghulam 6 Jiang, Weidong 6 Jiang, Yueping 6 Karp, Dmitriĭ Borisovich 6 Khan, Waseem Ahmad 6 Kucukoglu, Irem 6 Natalini, Pierpaolo 6 Ricci, Paolo Emilio 6 Samraiz, Muhammad 6 Song, Yingqing 6 Wang, Jinrong 6 Xu, Aimin 5 Adell, José Antonio 5 Ansari, Iqrar 5 Bhayo, Barkat Ali 5 Das, Sourav ...and 1,096 more Authors all top 5 Cited in 252 Serials 181 Journal of Inequalities and Applications 51 Journal of Mathematical Analysis and Applications 51 Applied Mathematics and Computation 51 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 49 Advances in Difference Equations 40 AIMS Mathematics 39 Journal of Mathematical Inequalities 27 Integral Transforms and Special Functions 24 Journal of Function Spaces 21 Journal of Computational and Applied Mathematics 20 Applicable Analysis and Discrete Mathematics 19 Results in Mathematics 19 Filomat 19 Mathematical Inequalities & Applications 18 Abstract and Applied Analysis 17 Tbilisi Mathematical Journal 16 Open Mathematics 13 Computers & Mathematics with Applications 13 Mediterranean Journal of Mathematics 13 Journal of Nonlinear Science and Applications 13 Acta Universitatis Sapientiae. Mathematica 13 Problemy Analiza. 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Second Series 5 Symmetry 5 Palestine Journal of Mathematics 5 Journal of Classical Analysis 5 Fractional Differential Calculus 5 Journal of Applied Mathematics, Statistics and Informatics 4 Analysis Mathematica 4 Mathematical Methods in the Applied Sciences 4 Publications de l’Institut Mathématique. Nouvelle Série 4 Statistics & Probability Letters 4 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 4 Applied Mathematics. Series B (English Edition) 4 Boletín de la Sociedad Matemática Mexicana. Third Series 4 Applied Mathematics E-Notes 4 Acta Mathematica Scientia. Series B. (English Edition) 4 Computational Methods and Function Theory 4 The Australian Journal of Mathematical Analysis and Applications 4 International Journal of Analysis and Applications 4 Sahand Communications in Mathematical Analysis 4 Transactions of A. Razmadze Mathematical Institute 3 Bulletin of the Australian Mathematical Society 3 Discrete Mathematics 3 Fasciculi Mathematici 3 Mathematische Nachrichten 3 Quaestiones Mathematicae 3 Bulletin of the Iranian Mathematical Society 3 Journal of the Egyptian Mathematical Society 3 Journal of Difference Equations and Applications 3 Bernoulli 3 Journal of Function Spaces and Applications 3 Cubo 3 Boundary Value Problems 3 Contributions to Discrete Mathematics 3 Applications and Applied Mathematics 3 European Journal of Pure and Applied Mathematics 3 Electronic Journal of Statistics 3 Asian-European Journal of Mathematics 3 Science China. Mathematics 3 Journal of Applied Mathematics & Informatics 3 Journal of Mathematical Extension 3 Journal of Applied Analysis and Computation ...and 152 more Serials all top 5 Cited in 46 Fields 917 Real functions (26-XX) 527 Special functions (33-XX) 303 Number theory (11-XX) 146 Combinatorics (05-XX) 98 Approximations and expansions (41-XX) 51 Integral transforms, operational calculus (44-XX) 44 Probability theory and stochastic processes (60-XX) 43 Functions of a complex variable (30-XX) 41 Numerical analysis (65-XX) 40 Ordinary differential equations (34-XX) 35 Difference and functional equations (39-XX) 32 Linear and multilinear algebra; matrix theory (15-XX) 32 Statistics (62-XX) 24 Harmonic analysis on Euclidean spaces (42-XX) 23 Sequences, series, summability (40-XX) 15 Partial differential equations (35-XX) 14 Operator theory (47-XX) 12 Measure and integration (28-XX) 12 Functional analysis (46-XX) 11 Integral equations (45-XX) 9 Convex and discrete geometry (52-XX) 8 Computer science (68-XX) 8 Operations research, mathematical programming (90-XX) 7 Information and communication theory, circuits (94-XX) 6 Group theory and generalizations (20-XX) 5 Field theory and polynomials (12-XX) 5 Differential geometry (53-XX) 4 Calculus of variations and optimal control; optimization (49-XX) 4 Mathematics education (97-XX) 3 Associative rings and algebras (16-XX) 3 Mechanics of particles and systems (70-XX) 3 Quantum theory (81-XX) 3 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 3 Systems theory; control (93-XX) 2 Mathematical logic and foundations (03-XX) 1 General and overarching topics; collections (00-XX) 1 Commutative algebra (13-XX) 1 Algebraic geometry (14-XX) 1 Topological groups, Lie groups (22-XX) 1 Potential theory (31-XX) 1 Several complex variables and analytic spaces (32-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Manifolds and cell complexes (57-XX) 1 Global analysis, analysis on manifolds (58-XX) 1 Statistical mechanics, structure of matter (82-XX) 1 Biology and other natural sciences (92-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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