Hello r (cc: golang-dev@googlegroups.com), I'd like you to review this change to https://code.google.com/p/go
LGTM
*** Submitted as https://code.google.com/p/go/source/detail?r=f1e1d5d02b1c *** math/big: fix Errorf verb Pointed out by go vet. R=r CC=golang-dev https://codereview.appspot.com/10368048