Message-ID: <4E94CB85.2060102@xtra.co.nz>
Date: 2011-10-11T23:04:37Z
From: Rolf Turner
Subject: Creating the mean using algebra matrix
In-Reply-To: <F91D3096-FC89-4573-B0D2-FED284F93B06@gmail.com>
On 12/10/11 08:31, Timothy Bates wrote:
> To do matrix multiplication: m x n, the Rows and columns of m must be equal to the columns and rows of n, respectively.
No. The number of columns of m must equal the number of rows of n,
that's all. The number of *rows* of m and the number of *columns* of n
can be anything you like.
cheers,
Rolf Turner