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Asymptotic Formulas and Inequalities for the Gamma Function in Terms of the Tri-Gamma Function |
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| Authors: | Mortici Cristinel Qi Feng |
| Institution: | 1.Department of Mathematics, Valahia University of Târgovişte, Bd. Unirii 18, 130082, Târgovişte, Romania ;2.Academy of the Romanian Scientists, Splaiul Independenţei 54, 050094, Bucharest, Romania ;3.College of Mathematics, Inner Mongolia University for Nationalities, Inner Mongolia Autonomous Region, 028043, Tongliao City, China ;4.Department of Mathematics, College of Science, Tianjin Polytechnic University, 300387, Tianjin City, China ; |
| Abstract: | Results in Mathematics - In the paper, the authors establish some asymptotic formulas and double inequalities for the factorial n! and the gamma function Γ in terms of the tri-gamma function... |
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