A lower bound for ratio of power means. - Feng Qi 001; Bai-Ni Guo; Lokenath Debnath (Int. J. Math. Math. Sci., 2004)

Note on weighted Carleman-type inequality. - Chao-Ping Chen; Wing-Sum Cheung; Feng Qi 001 (Int. J. Math. Math. Sci., 2005)

Notes on double inequalities of Mathieu's series. - Feng Qi 001; Chao-Ping Chen; Bai-Ni Guo (Int. J. Math. Math. Sci., 2005)

An extension and a refinement of van der Corput's inequality. - Jian Cao; Da-Wei Niu; Feng Qi 001 (Int. J. Math. Math. Sci., 2006)

Supplements to a class of logarithmically completely monotonic functions associated with the gamma function. - Senlin Guo; Feng Qi 001; H. M. Srivastava 001 (Appl. Math. Comput., 2008)

A generalization of van der Corput's inequality. - Feng Qi 001; Jian Cao; Da-Wei Niu (Appl. Math. Comput., 2008)

Wendel's and Gautschi's inequalities: Refinements, extensions, and a class of logarithmically completely monotonic functions. - Feng Qi 001; Bai-Ni Guo (Appl. Math. Comput., 2008)

Darboux's formula with integral remainder of functions with two independent variables. - Feng Qi 001; Qiu-Ming Luo; Bai-Ni Guo (Appl. Math. Comput., 2008)

Alternative proofs for monotonic and logarithmically convex properties of one-parameter mean values. - Feng Qi 001; Pietro Cerone; Sever Silvestru Dragomir; H. M. Srivastava 001 (Appl. Math. Comput., 2009)

A simple proof of logarithmic convexity of extended mean values. - Bai-Ni Guo; Feng Qi 001 (Numer. Algorithms, 2009)

Necessary and sufficient conditions for functions involving the tri- and tetra-gamma functions to be completely monotonic. - Feng Qi 001; Bai-Ni Guo (Adv. Appl. Math., 2010)

Complete monotonicity of some functions involving polygamma functions. - Feng Qi 001; Senlin Guo; Bai-Ni Guo (J. Comput. Appl. Math., 2010)

Sharp bounds for harmonic numbers. - Bai-Ni Guo; Feng Qi 001 (Appl. Math. Comput., 2011)

An extension of an inequality for ratios of gamma functions. - Bai-Ni Guo; Feng Qi 001 (J. Approx. Theory, 2011)

A completely monotonic function involving the tri-gamma function and with degree one. - Bai-Ni Guo; Feng Qi 001 (Appl. Math. Comput., 2012)

Some properties of a class of functions related to completely monotonic functions. - H. M. Srivastava 001; Senlin Guo; Feng Qi 001 (Comput. Math. Appl., 2012)

Complete monotonicity of two functions involving the tri-and tetra-gamma functions. - Jiao-Lian Zhao; Bai-Ni Guo; Feng Qi 001 (Period. Math. Hung., 2012)

A logarithmically completely monotonic function involving the ratio of two gamma functions and originating from the coding gain - Feng Qi 001; Wen-Hui Li (CoRR, 2013)

Convexity of the generalized sine function and the generalized hyperbolic sine function. - Wei-Dong Jiang; Miao-Kun Wang; Yu-Ming Chu 001; Yue-Ping Jiang; Feng Qi 001 (J. Approx. Theory, 2013)

Monotonicity and logarithmic convexity relating to the volume of the unit ball. - Bai-Ni Guo; Feng Qi 001 (Optim. Lett., 2013)

Inequalities of Hermite-Hadamard type involving an s-convex function with applications. - Jü Hua; Bo-Yan Xi; Feng Qi 001 (Appl. Math. Comput., 2014)

Some identities and an explicit formula for Bernoulli and Stirling numbers. - Bai-Ni Guo; Feng Qi 001 (J. Comput. Appl. Math., 2014)

Explicit formulae for computing Euler polynomials in terms of Stirling numbers of the second kind. - Bai-Ni Guo; Feng Qi 001 (J. Comput. Appl. Math., 2014)

Integral representations and complete monotonicity related to the remainder of Burnside's formula for the gamma function. - Feng Qi 001 (J. Comput. Appl. Math., 2014)

Sharp bounds for Neuman-Sándor's mean in terms of the root-mean-square. - Wei-Dong Jiang; Feng Qi 001 (Period. Math. Hung., 2014)

Complete monotonicity of a function involving the gamma function and applications. - Feng Qi 001; Qiu-Ming Luo (Period. Math. Hung., 2014)

Derivatives of tangent function and tangent numbers. - Feng Qi 001 (Appl. Math. Comput., 2015)

Some best approximation formulas and inequalities for the Wallis ratio. - Feng Qi 001; Cristinel Mortici (Appl. Math. Comput., 2015)

Some inequalities for the trigamma function in terms of the digamma function. - Feng Qi 001; Cristinel Mortici (Appl. Math. Comput., 2015)

Explicit expressions for a family of the Bell polynomials and applications. - Feng Qi 001; Miao-Miao Zheng (Appl. Math. Comput., 2015)

Two Explicit Formulas of the Schröder Numbers. - Feng Qi 001; Xiao-Ting Shi; Bai-Ni Guo (Integers, 2016)

Certain integrals involving the generalized hypergeometric function and the Laguerre polynomials. - Praveen Agarwal; Feng Qi 001; Mehar Chand; Shilpi Jain (J. Comput. Appl. Math., 2017)

The reciprocal of the geometric mean of many positive numbers is a Stieltjes transform. - Feng Qi 001; Bai-Ni Guo (J. Comput. Appl. Math., 2017)

A double inequality for an integral mean in terms of the exponential and logarithmic means. - Feng Qi 001; Xiao-Ting Shi; Fang-Fang Liu; Zhen-Hang Yang (Period. Math. Hung., 2017)

Integral representations for multivariate logarithmic polynomials. - Feng Qi 001 (J. Comput. Appl. Math., 2018)

Some properties of central Delannoy numbers. - Feng Qi 001; Viera Cernanová; Xiao-Ting Shi; Bai-Ni Guo (J. Comput. Appl. Math., 2018)

Integral representations of bivariate complex geometric mean and their applications. - Feng Qi 001; Dongkyu Lim (J. Comput. Appl. Math., 2018)

Some Inequalities of Čebyšev Type for Conformable k-Fractional Integral Operators. - Feng Qi 001; Gauhar Rahman; Sardar Muhammad Hussain; Wei-Shih Du; Kottakkaran Sooppy Nisar (Symmetry, 2018)

A double inequality for the ratio of two non-zero neighbouring Bernoulli numbers. - Feng Qi 001 (J. Comput. Appl. Math., 2019)

Completely monotonic degrees for a difference between the logarithmic and psi functions. - Feng Qi 001; Ai-Qi Liu (J. Comput. Appl. Math., 2019)

A Closed Formula for the Horadam Polynomials in Terms of a Tridiagonal Determinant. - Feng Qi 001; Can Kizilates; Wei-Shih Du (Symmetry, 2019)

Closed formulas and identities on the Bell polynomials and falling factorials. - Feng Qi 001; Da-Wei Niu; Dongkyu Lim; Bai-Ni Guo (Contributions Discret. Math., 2020)

Refinements of Young's integral inequality via fundamental inequalities and mean value theorems for derivatives. - Feng Qi 001; Wen-Hui Li 003; Guo-Sheng Wu; Bai-Ni Guo (CoRR, 2020)

Explicit, Determinantal, and Recurrent Formulas of Generalized Eulerian Polynomials. - Yan Wang; Muhammet Cihat Dagli; Xi-Min Liu; Feng Qi 001 (Axioms, 2021)

Inequalities for generalized eigenvalues of quaternion matrices. - Yan Hong; Feng Qi 001 (Period. Math. Hung., 2021)

Degenerate Fubini-Type Polynomials and Numbers, Degenerate Apostol-Bernoulli Polynomials and Numbers, and Degenerate Apostol-Euler Polynomials and Numbers. - Siqintuya Jin; Muhammet Cihat Dagli; Feng Qi 001 (Axioms, 2022)

Discussions on two integral inequalities of Hermite-Hadamard type for convex functions. - Ying Wu 010; Feng Qi 001 (J. Comput. Appl. Math., 2022)

On signs of certain Toeplitz-Hessenberg determinants whose elements involve Bernoulli numbers: On negativity and positivity of Hessenberg determinants. - Feng Qi 001 (Contributions Discret. Math., 2023)

Closed-Form Formulas for the nth Derivative of the Power-Exponential Function xx. - Jian Cao; Feng Qi 001; Wei-Shih Du (Symmetry, 2023)

Determinantal Expressions, Identities, Concavity, Maclaurin Power Series Expansions for van der Pol Numbers, Bernoulli Numbers, and Cotangent. - Zhen-Ying Sun; Bai-Ni Guo; Feng Qi 001 (Axioms, 2023)

Two Forms for Maclaurin Power Series Expansion of Logarithmic Expression Involving Tangent Function. - Yue-Wu Li; Feng Qi 001; Wei-Shih Du (Symmetry, 2023)

A New Closed-Form Formula of the Gauss Hypergeometric Function at Specific Arguments. - Yue-Wu Li; Feng Qi 001 (Axioms, 2024)

Some Properties on Normalized Tails of Maclaurin Power Series Expansion of Exponential Function. - Zhi-Hua Bao; Ravi Prakash Agarwal; Feng Qi 001; Wei-Shih Du (Symmetry, 2024)

Power Series Expansions of Real Powers of Inverse Cosine and Sine Functions, Closed-Form Formulas of Partial Bell Polynomials at Specific Arguments, and Series Representations of Real Powers of Circular Constant. - Feng Qi 001 (Symmetry, 2024)