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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67030 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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eregon 2019-02-07 16:35:33 +00:00
parent 5c7c6763f6
commit 75334db3c6
111 changed files with 1031 additions and 231 deletions

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@ -58,7 +58,7 @@ describe "Array#combination" do
@array.combination(-1).size.should == 0
[].combination(-2).size.should == 0
end
it "returns the binomial coeficient between the array size the number of combinations" do
it "returns the binomial coefficient between the array size the number of combinations" do
@array.combination(5).size.should == 0
@array.combination(4).size.should == 1
@array.combination(3).size.should == 4