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| author | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-16 18:49:26 +0900 |
|---|---|---|
| committer | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-30 00:39:06 +0900 |
| commit | fcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch) | |
| tree | 64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/missing/cbrt.c | |
Fresh start
Diffstat (limited to 'jni/ruby/missing/cbrt.c')
| -rw-r--r-- | jni/ruby/missing/cbrt.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/jni/ruby/missing/cbrt.c b/jni/ruby/missing/cbrt.c new file mode 100644 index 0000000..1bcbc63 --- /dev/null +++ b/jni/ruby/missing/cbrt.c @@ -0,0 +1,11 @@ +#include "ruby/missing.h" +#include <math.h> + +double cbrt(double x) +{ + if (x < 0) + return -pow(-x, 1/3.0); + else + return pow(x, 1/3.0); +} + |