Drexel dragonThe Math ForumDonate to the Math Forum

Search All of the Math Forum:

Views expressed in these public forums are not endorsed by Drexel University or The Math Forum.

Math Forum » Discussions » Software » comp.soft-sys.matlab

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

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
Nasser Abbasi

Posts: 6,003
Registered: 2/7/05
Re: can I use bsxfun for this?
Posted: Dec 27, 2012 9:35 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

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

Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© The Math Forum 1994-2015. All Rights Reserved.