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-rw-r--r--mrbgems/mruby-complex/mrblib/complex.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/mrbgems/mruby-complex/mrblib/complex.rb b/mrbgems/mruby-complex/mrblib/complex.rb
index 1484ff394..6372d36f6 100644
--- a/mrbgems/mruby-complex/mrblib/complex.rb
+++ b/mrbgems/mruby-complex/mrblib/complex.rb
@@ -8,7 +8,7 @@ class Complex < Numeric
end
def to_s
- "#{real}#{'+' unless imaginary < 0}#{imaginary}i"
+ "#{real}#{'+' unless imaginary < 0}#{imaginary}#{'*' unless imaginary.finite?}i"
end
def +@