diff options
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | lib/mathn.rb | 6 |
2 files changed, 4 insertions, 6 deletions
@@ -1,3 +1,7 @@ +Tue Aug 26 09:25:03 2014 SHIBATA Hiroshi <shibata.hiroshi@gmail.com> + + * lib/mathn.rb: removed commented-out code. + Mon Aug 25 20:15:50 2014 Masaki Suketa <masaki.suketa@nifty.ne.jp> * ext/win32ole/win32ole.c(fole_s_connect, fole_initialize): raise a diff --git a/lib/mathn.rb b/lib/mathn.rb index aae4620c3f..b18a0edb25 100644 --- a/lib/mathn.rb +++ b/lib/mathn.rb @@ -226,14 +226,8 @@ module Math def sqrt(a) if a.kind_of?(Complex) abs = sqrt(a.real*a.real + a.imag*a.imag) -# if not abs.kind_of?(Rational) -# return a**Rational(1,2) -# end x = sqrt((a.real + abs)/Rational(2)) y = sqrt((-a.real + abs)/Rational(2)) -# if !(x.kind_of?(Rational) and y.kind_of?(Rational)) -# return a**Rational(1,2) -# end if a.imag >= 0 Complex(x, y) else |