added special cases of Gamma function

anouel · Feb 12, 2016 · 757f5d4 · 757f5d4
1 parent c0a6fe5
commit 757f5d4
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/stat-cookbook.tex b/stat-cookbook.tex
@@ -2425,6 +2425,8 @@ \subsection{Gamma Function}
   \item $\Gamma(\alpha + 1) = \alpha \Gamma(\alpha) \qquad \alpha>1$
   \item $\Gamma(n) = (n-1)! \qquad n \in \mathbb N$
   \item $\Gamma(1/2) = \sqrt{\pi}$
+  \item $\Gamma(0) = \Gamma(-1) = \infty$
+  \item $\Gamma(-1/2) = -2 \Gamma(1/2)$
 \end{itemize}
 
 \subsection{Beta Function}