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Re: Help

  • To: mathgroup at
  • Subject: [mg28246] Re: Help
  • From: Ignacio Rodriguez <ignacio at>
  • Date: Fri, 6 Apr 2001 01:52:54 -0400 (EDT)
  • Organization: UCM
  • References: <9aela9$>
  • Sender: owner-wri-mathgroup at


Yannis.Paraskevopoulos at wrote:

> Hi all,
> I would appreciate your help on the following problem:
> assume that we have a matrix m with dimensions (RxC) and a vector s
> with dimensions (Rx1). Now what I want is to create another matrix Q
> If m[[i,j]]>s[[i]], then Q=(m[[i,j]]-s[[i]])/s[[i]], for {i,1,R},{j,1,C}
> I'm sure there must be an elegant and fast way to do that.
> Best Regards
> yannis
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Ignacio Rodriguez Ramirez de Arellano
Unidad de RMN
Universidad Complutense
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