random_triangular: sqrt() is more accurate than **0.5 (#3317)

2017-09-04 16:51:06 -07:00 · 2017-09-04 16:51:06 -07:00 · f5ea83f486
parent 8adc73c2c1
commit f5ea83f486
1 changed files with 1 additions and 1 deletions
--- a/Lib/random.py
+++ b/Lib/random.py
@ -388,7 +388,7 @@ class Random(_random.Random):
            u = 1.0 - u
            c = 1.0 - c
            low, high = high, low
-        return low + (high - low) * (u * c) ** 0.5
+        return low + (high - low) * _sqrt(u * c)

 ## -------------------- normal distribution --------------------