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 >