http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=7937650&tstart=0#7937650 On Dec 15, 2012, at 2:27 PM, Joe Niederberger <niederberger@comcast.net> wrote:

> For example, it is easy]]> Dec 16, 2012 5:59:46 AM Dec 16, 2012 5:59:46 AM syscore 0 http://mathforum.org/kb/thread.jspa?messageID=7937484&tstart=0#7937484 >By failing to so develop the concept of "slope" from the multiplication tables for the whole]]> Dec 15, 2012 2:27:56 PM Dec 15, 2012 2:27:56 PM niederberger@comcast.net 1