diff options
| -rw-r--r-- | ChangeLog | 3 | ||||
| -rw-r--r-- | lib/cmath.rb | 6 |
2 files changed, 4 insertions, 5 deletions
@@ -1,7 +1,6 @@ Thu Dec 11 23:48:00 2008 Tadayoshi Funaba <[email protected]> - * lib/cmath.rb (sqrt): should pass nan or infinity to the original - method. + * lib/cmath.rb (sqrt): should pass nan to the original method. Thu Dec 11 21:04:04 2008 Kouhei Sutou <[email protected]> diff --git a/lib/cmath.rb b/lib/cmath.rb index 9705b277b0..95a30c336b 100644 --- a/lib/cmath.rb +++ b/lib/cmath.rb @@ -57,10 +57,10 @@ module CMath def sqrt(z) if z.real? - if z >= 0 || (Float === z && (z.nan? || z.infinite?)) - sqrt!(z) - else + if z < 0 Complex(0, sqrt!(-z)) + else + sqrt!(z) end else if z.imag < 0 |