diff options
Diffstat (limited to 'lib/cmath.rb')
-rw-r--r-- | lib/cmath.rb | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/lib/cmath.rb b/lib/cmath.rb index 24a0e70f9c..4751f6c4a1 100644 --- a/lib/cmath.rb +++ b/lib/cmath.rb @@ -122,13 +122,9 @@ module CMath end ## - # returns the cube root of +z+ + # returns the principal value of the cube root of +z+ def cbrt(z) - if z.real? - cbrt!(z) - else - Complex(z) ** (1.0/3) - end + Complex(z) ** (1.0/3) end ## |