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Topic: can I use bsxfun for this?
Replies: 3   Last Post: Dec 27, 2012 9:44 PM

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Nasser Abbasi

Posts: 6,677
Registered: 2/7/05
Re: can I use bsxfun for this?
Posted: Dec 27, 2012 9:35 AM
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On 12/27/2012 3:06 AM, Peter Schreiber wrote:
> Hi
> I have
> A=[a11 a12 a13;
> a11 a12 a13;
> a11 a12 a13]

Are you saying A has the same rows duplicated?
Becuase that is what you wrote above.

> and
> b=[b1 b2 b3]
> and would like to compute
> [ a11-b1 a12-b2 a13-b3;
> a11-b1 a12-b2 a13-b3;
> a11-b1 a12-b2 a13-b3]
> The actual number of columns of A and b is typically ~100
> The number of columns of A und b can vary only together
>(i.e. 3 columns for A and 3 columns for b)
> Thanks for any help.
> Peter

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