Integral presentations of Catalan numbers |
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| Authors: | Thierry Dana-Picard |
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| Affiliation: | 1. Department of Applied Mathematics , Jerusalem College of Technology , Havaad Haleumi Street 21, POB 16031, Jerusalem 91160, Israel dana@jct.ac.il |
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| Abstract: | ![]()
We compute in three different ways the same definite parametric integral. By-products are the derivation of a combinatorial identity and two integral presentations of Catalan numbers. One of them leads to a presentation using the γ function. |
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| Keywords: | Catalan numbers integral presentation parametric integrals |
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