http://unlearningmath.com/2009/04/17/what-is-multiplication-part-i/ math as a garden, friendly and always new Tue, 20 Dec 2011 20:42:50 +0000 hourly 1 http://wordpress.com/ http://unlearningmath.com/2009/04/17/what-is-multiplication-part-i/#comment-137 Thu, 07 May 2009 00:25:28 +0000 http://unlearningmath.com/?p=928#comment-137 [...] I – In the first installment, I look at a conception of multiplication of groups and an equal number of items in each group.  This is a common and familiar one, and it is asymmetric: the two quantities involved in the multiplication play a very different role.  Is there a way to look at multiplication that is symmetric? [...]

]]> http://unlearningmath.com/2009/04/17/what-is-multiplication-part-i/#comment-126 Fri, 01 May 2009 21:51:42 +0000 http://unlearningmath.com/?p=928#comment-126 [...] I want to suggest is that they play a central role in the appreciation of what multiplication is.  Earlier examples already hinted at [...]

]]> http://unlearningmath.com/2009/04/17/what-is-multiplication-part-i/#comment-111 Mon, 20 Apr 2009 01:48:54 +0000 http://unlearningmath.com/?p=928#comment-111 [...] patterns, invariants, models, naming, representations, unlearning by Bert Speelpenning In the first installment of this series we looked at multiplication as what happens when you have a number of groups and [...]

]]>