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List of forum topicsenRe: Some important demonstrations on negative numbers > a MACS syllabus
http://mathforum.org/kb/thread.jspa?messageID=7938455&tstart=0#7938455
On Dec 17, 2012, at 1:17 PM, Joe Niederberger <niederberger@comcast.net> wrote:

>> Most of the popular]]>Dec 17, 2012 7:57:51 PMDec 17, 2012 7:57:51 PMsyscore0Re: Some important demonstrations on negative numbers > a MACS<br> syllabus
http://mathforum.org/kb/thread.jspa?messageID=7938244&tstart=0#7938244
>Most of the popular modern math textbooks have stopped telling the story. No plot development. No character development. No]]>Dec 17, 2012 1:17:01 PMDec 17, 2012 1:17:01 PMniederberger@comcast.net1