Handbook of Mathematical Functions, With Formulas, Graphs, and Mathematical Tables,
Handbook of Mathematical Functions, With Formulas, Graphs, and Mathematical Tables,
A class of integral approximations for the factorial function
Computers & Mathematics with Applications
On new sequences converging towards the Euler-Mascheroni constant
Computers & Mathematics with Applications
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The aim of this paper is to refine Gurland's formula for approximating pi. We prove the complete monotonicity of a class of functions related to Gurland's formula, and then we state some sharp inequalities.