Re: 5 variables Guass isnt working, matrix solution

*To*: mathgroup at smc.vnet.net*Subject*: [mg50466] Re: [mg50456] 5 variables Guass isnt working, matrix solution*From*: Bob Hanlon <hanlonr at cox.net>*Date*: Sun, 5 Sep 2004 03:53:41 -0400 (EDT)*Reply-to*: hanlonr at cox.net*Sender*: owner-wri-mathgroup at wolfram.com

eqns={ 5a-c-d-e==1/2, 4b-c-e==1, 6c-a-b-d-e==1, 4d-a-c==1, 5e-a-b-c==3/2}; soln = Solve[eqns, {a,b,c,d,e}]//Flatten {a -> 19/46, b -> 12/23, c -> 1/2, d -> 11/23, e -> 27/46} And @@ (eqns /. soln) True Bob Hanlon > > From: roger at banditorange.com (roger) To: mathgroup at smc.vnet.net > Date: 2004/09/04 Sat AM 01:43:44 EDT > To: mathgroup at smc.vnet.net > Subject: [mg50466] [mg50456] 5 variables Guass isnt working, matrix solution > > 5a-c-d-e =0.5 > 4b-c-e =1 > 6c-a-b-d-e=1 > 4d-a-c =1 > 5e-a-b-c =1.5 > > Solve for a,b,c,d, and e. Guass inversion isnt working. > > Maybe a matrix solution. > > Bob Hanlon Chantilly, VA