2 files changed, 8 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 2e9563e7..3407d652 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2011-12-21  Kaz Kylheku  <kaz@kylheku.com>
 
+	* rand.c: Added comment about source of algorithm.
+
+2011-12-21  Kaz Kylheku  <kaz@kylheku.com>
+
 	* rand.c (random): Bugfix: not building up sufficiently large bignums.
 	Work properly when mp_digit is smaller than 32 bits.
 
diff --git a/rand.c b/rand.c
index e8d52965..0b811b9f 100644
--- a/rand.c
+++ b/rand.c
@@ -49,6 +49,10 @@ typedef unsigned int rand32_t;
 typedef unsigned long rand32_t;
 #endif
 
+/*
+ * The algorithm here is WELL 512.
+ * (Francois Panneton, Pierre L'Ecuyer.)
+ */
 struct random_state {
   rand32_t state[16];
   int cur;