Determinantal Expressions, Identities, Concavity, Maclaurin Power Series Expansions for van der Pol Numbers, Bernoulli Numbers, and Cotangent.

Hermite-Hadamard's Integral Inequalities of (α, s)-GA- and (α, s, m)-GA-Convex Functions.

Several Double Inequalities for Integer Powers of the Sinc and Sinhc Functions with Applications to the Neuman-Sándor Mean and the First Seiffert Mean.

Bounds for the Neuman-Sándor Mean in Terms of the Arithmetic and Contra-Harmonic Means.

Generalizations of Hermite-Hadamard Type Integral Inequalities for Convex Functions.

Refinements of Young's integral inequality via fundamental inequalities and mean value theorems for derivatives.

Closed formulas and identities on the Bell polynomials and falling factorials.

Some properties of central Delannoy numbers.

The reciprocal of the geometric mean of many positive numbers is a Stieltjes transform.

Two Explicit Formulas of the Schröder Numbers.

Explicit formulae for computing Euler polynomials in terms of Stirling numbers of the second kind.

Some identities and an explicit formula for Bernoulli and Stirling numbers.

Monotonicity and logarithmic convexity relating to the volume of the unit ball.

Complete monotonicity of two functions involving the tri-and tetra-gamma functions.

A completely monotonic function involving the tri-gamma function and with degree one.

An extension of an inequality for ratios of gamma functions.

Sharp bounds for harmonic numbers.

Complete monotonicity of some functions involving polygamma functions.

Necessary and sufficient conditions for functions involving the tri- and tetra-gamma functions to be completely monotonic.

A simple proof of logarithmic convexity of extended mean values.

Darboux's formula with integral remainder of functions with two independent variables.

Wendel's and Gautschi's inequalities: Refinements, extensions, and a class of logarithmically completely monotonic functions.

Notes on double inequalities of Mathieu's series.

A lower bound for ratio of power means.