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Subject: Re: choosing particular elements of a matrix
Date: Tue, 10 Feb 2009 11:58:01 +0000 (UTC)
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learner <learner388@gmail.com> wrote in message <3ad3d647-8b4b-44f7-8a34-57874e98d155@z28g2000prd.googlegroups.com>...
> Hi..!
> 
> I have a matrix of complex numbers, say a matrix of dimension 256x256.
> I also have a  radius,r = sqrt((real)^2+(img)^2))i.e the absolute
> value.
> 
> I want to set all the values of matrix from its center to the radius r
> equal to another higher   value R. Please help.
> 
> Thank you

ok, so what have you done so far?