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authortadf <tadf@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2009-06-09 13:43:49 +0000
committertadf <tadf@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2009-06-09 13:43:49 +0000
commita6afbaeb3be396c0fdea3b9077d9256c59edcfca (patch)
treed3a04184fc096b910e0f0ed962d34caef4566b40 /lib/cmath.rb
parentd1dd8717079593f582c00acbf8b2e17cb529f6e1 (diff)
downloadruby-a6afbaeb3be396c0fdea3b9077d9256c59edcfca.tar.gz
* lib/cmath.rb (log10): raised exception when the given number is
a negative real. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23658 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/cmath.rb')
-rw-r--r--lib/cmath.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/cmath.rb b/lib/cmath.rb
index 5b261ed6a8..31c5a59c99 100644
--- a/lib/cmath.rb
+++ b/lib/cmath.rb
@@ -47,7 +47,7 @@ module CMath
end
def log10(z)
- if z.real?
+ if z.real? and z >= 0
log10!(z)
else
log(z) / log!(10)