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-rw-r--r--lib/mathn.rb30
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/mathn.rb b/lib/mathn.rb
index 401b162b4c..486d487296 100644
--- a/lib/mathn.rb
+++ b/lib/mathn.rb
@@ -61,6 +61,16 @@ class Fixnum
remove_method :/
alias / quo
+ alias power! **
+
+ def ** (other)
+ if self < 0 && other.round != other
+ Complex(self, 0.0) ** other
+ else
+ power!(other)
+ end
+ end
+
def_canon *(instance_methods - Object.methods - [:canon])
end
@@ -69,6 +79,16 @@ class Bignum
remove_method :/
alias / quo
+ alias power! **
+
+ def ** (other)
+ if self < 0 && other.round != other
+ Complex(self, 0.0) ** other
+ else
+ power!(other)
+ end
+ end
+
def_canon *(instance_methods - Object.methods - [:canon])
end
@@ -261,4 +281,14 @@ class Float
def_canon *(instance_methods - Object.methods - [:canon])
+ alias power! **
+
+ def ** (other)
+ if self < 0 && other.round != other
+ Complex(self, 0.0) ** other
+ else
+ power!(other)
+ end
+ end
+
end