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Re: About diagonal matrices


From: Daniel J Sebald
Subject: Re: About diagonal matrices
Date: Sat, 21 Feb 2009 16:57:13 -0600
User-agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.3) Gecko/20041020

Soren Hauberg wrote:

couldn't the diagonal matrix class be extended to have a variable that
holds the value of the non-diagonal elements of the matrix? Usually this
would be zero, but when the matrix is multiplied with NaN or divided
with zero, this value would change.

That is what I meant by "default sparse value", or value V0 in the set of

Omega-(IJ1+IJ2+IJ3+...+IJN) -> V0

i.e., the most prevalent value in the matrix.

Dan



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