Talk:06-240/Classnotes For Thursday November 9: Difference between revisions

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== Open Question/Discussion ==

Is there an intuitive way of understanding why matrix multiplication works in the way that it does?
When we consider AB, it is perhaps natural to see why we take entire columns of B at a time (because they represent one basis), but it is, to me, less clear why we take entire rows at a time (that is, for the computation of one number in AB).
What, in terms of linear transformations, does a row represent in a matrix?

Revision as of 14:36, 8 November 2006