dentearl/stem — pull request #2 by isomorphisms (2014-08-14 02:46:53+00:00)
Title: adding -lm flag

on the basis of http://stackoverflow.com/questions/8671366/undefined-reference-to-pow-and-floor

to deal with issue #1: undefined references to `log10', `pow', `floor' lines 202–44 of `stem.c`