harvard-cs224/Scribe-Notes — pull request #9 by Thibauth (2014-11-05 03:35:14+00:00)
Title: [lec17] fix typos in the analysis of gradient descent

* the lower bound using the Hessian (eq. 9, 10) had a minus instead of a plus
* reducing the error by a factor \eps requires O(\log 1/\eps) iterations (and
not O(\log \eps)