Add reference for generator function

pymc-devs · Jan 3, 2022 · 39a608c · 39a608c
1 parent f6d6890
commit 39a608c
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/pymc/distributions/discrete.py b/pymc/distributions/discrete.py
@@ -688,6 +688,10 @@ class GeneralizedPoisson(Discrete):
         Consul, PoC, and Felix Famoye. "Generalized Poisson regression model." 
         Communications in Statistics-Theory and Methods 21.1 (1992): 89-109.
 
+    The generator function is taken from
+        Famoye, Felix. "Generalized Poisson random variate generation." American
+        Journal of Mathematical and Management Sciences 17.3-4 (1997): 219-237.
+
     The pmf of this distribution is
 
     .. math:: f(x \mid \theta, \lambda) =