Re: what is my error?
- To: mathgroup at smc.vnet.net
- Subject: [mg100459] Re: [mg100438] what is my error?
- From: Adriano Pascoletti <adriano.pascoletti at dimi.uniud.it>
- Date: Thu, 4 Jun 2009 06:33:04 -0400 (EDT)
- References: <200906040731.DAA11724@smc.vnet.net>
Your equations are linearly dependent In[6]:= Reduce[eqns] Out[6]= mp == 13 - mr && fr == 15 - mr && fp == 4 + mr Adriano Pascoletti 2009/6/4 Richard Palmer <rhpalmer at gmail.com> > eqns = {mr + mp == 13, fr + fp == 19, mr + fr == 15, mp + fp == > 17}NSolve[eqns, > {mr, mp, fr, fp}] > > gives {{mr->-4.+1. fp,mp->17.-1. fp,fr->19.-1. fp}} > > The solution is {mr->8, mp->5, fr->7, fp->12} if mr,mp,fr,fp are greater > than zero > > -- > Richard Palmer >
- References:
- what is my error?
- From: Richard Palmer <rhpalmer@gmail.com>
- what is my error?