Ruby
2.7.2p137(2020-10-01revision5445e0435260b449decf2ac16f9d09bae3cafe72)
missing
cbrt.c
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#include "
ruby/missing.h
"
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#include <math.h>
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double
cbrt
(
double
x)
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{
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if
(x < 0)
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return
-
pow
(-x, 1/3.0);
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else
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return
pow
(x, 1/3.0);
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}
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pow
double pow(double, double)
cbrt
double cbrt(double x)
Definition:
cbrt.c:4
missing.h
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