Difference between revisions of "Gamma(z) as integral of a power of log(1/t) for Re(z) greater than 0"
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Revision as of 09:17, 4 June 2016
Theorem
The following formula holds: $$\Gamma(z) = \displaystyle\int_0^1 \log \left( \dfrac{1}{t} \right)^{z-1} \mathrm{d}t,$$ where $\Gamma$ denotes the gamma function and $\log$ denotes the logarithm.
Proof
References
- 1953: Harry Bateman: Higher Transcendental Functions Volume I ... (previous): §1.1 (1)