2011/7/2 Marc-Andre Lafortune <ruby-core-mailing-list / marc-andre.ca>: > Test fixed, thanks (indeed, Matrix#** now implements non integer exponents). > > The matrix library relies on RubySpec. Hmm... But, RubySpec also claimed matrix test failure (in the same url). Can you please see below and track it? Thanks. 4) Matrix#find_index with a subselection argument and no generic argument returns the first index for which the block returns true FAILED Expected (-1/2) to equal -1