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Topic: Temporary output when assigning into slices?
Replies: 10   Last Post: Jan 27, 2013 3:53 AM

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Bruno Luong

Posts: 8,725
Registered: 7/26/08
Re: Temporary output when assigning into slices?
Posted: Jan 23, 2013 7:15 PM
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"Matt J" wrote in message <kdptm0$rtt$1@newscl01ah.mathworks.com>...
> "Bruno Luong" <b.luong@fogale.findmycountry> wrote in message <kdprb0$ka6$1@newscl01ah.mathworks.com>...
> > "Matt J" wrote in message <kdpkhg$p22$1@newscl01ah.mathworks.com>...
> >

> > >
> > > If so, why doesn't this apply to both examples? The LHS is the same in these examples.

> >
> > Not sure I understand, A(1,:) = ... is not the same as A(:,1) = ....

>
> OK. Well then a 3rd example
>
> A(:,1)=B*C(:,1);
>
> If I'm not mistaken, this will be equivalent to
>
> z=C(:,1); %memory allocation
>
> A(:,1)=B*z;
>


There is no temporal memory allocation according to my test (2012B).

Bruno



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