Date: Jan 10, 2013 9:34 AM
Author: Steven Lord
Subject: Re: Exercice hard

"keniako " <> wrote in message
> We have x(t;?) and y(t;?) of a Cauchy problem
> x?=4x+?y+3?^t
> y?=?x+y+?^t
> x(0)=1,y(0)=1)
> Where ? ? R and ' derivative of t.

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