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

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