Re: Help
- To: mathgroup at smc.vnet.net
- Subject: [mg28246] Re: Help
- From: Ignacio Rodriguez <ignacio at sgirmn.pluri.ucm.es>
- Date: Fri, 6 Apr 2001 01:52:54 -0400 (EDT)
- Organization: UCM
- References: <9aela9$nb1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Try q=Table[If[m[[i,j]]>s[[i]],(m[[i,j]]-s[[i]])/s[[i]]],{i,1,R},{j,1,C}] Yannis.Paraskevopoulos at ubsw.com 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 > > Visit our website at http://www.ubswarburg.com > > This message contains confidential information and is intended only > for the individual named. If you are not the named addressee you > should not disseminate, distribute or copy this e-mail. Please > notify the sender immediately by e-mail if you have received this > e-mail by mistake and delete this e-mail from your system. > > E-mail transmission cannot be guaranteed to be secure or error-free > as information could be intercepted, corrupted, lost, destroyed, > arrive late or incomplete, or contain viruses. The sender therefore > does not accept liability for any errors or omissions in the contents > of this message which arise as a result of e-mail transmission. If > verification is required please request a hard-copy version. This > message is provided for informational purposes and should not be > construed as a solicitation or offer to buy or sell any securities or > related financial instruments. -- Ignacio Rodriguez Ramirez de Arellano Unidad de RMN Universidad Complutense Paseo Juan XXIII, 1 Madrid 28040, Spain Tel. 34-91-394-3288 Fax 34-91-394-3245 e-mail: ignacio at sgirmn.pluri.ucm.es