UniversityHelsinkiTKTL/MOOC-material — pull request #17 by mateor (2013-04-13 19:36:50+00:00)
Title: Error in index calculation (section 16.1)

The index is said to be 1 when that is incorrect and 6 is the answer. Troublesome because a new programmer could actually extrapolate a rule from that comment, just an incorrect one.