help-octave
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: how to solve a "symbolic" system equation


From: Doug Stewart
Subject: Re: how to solve a "symbolic" system equation
Date: Fri, 17 Jul 2015 15:29:34 -0400



On Fri, Jul 17, 2015 at 3:20 PM, Thomas D. Dean <address@hidden> wrote:
On 07/17/15 11:46, Doug Stewart wrote:
clear
syms a b
c= 2*a
d=a/b
e=b+d^2
eq1=b==c+3*d
eq2=e==2*c
[c1 c2]=solve(eq1,eq2,c,d)


I have something set wrong! Any ideas?

octave:300> [c1 c2]=solve(eq1,eq2,c,d)
c1 = (sym 2Ã1 matrix)

  â¡        _______    â¤
  â¢b + 3â
â²â± b + 9  + 9â¥
  ⢠                  â¥
  ⢠       _______    â¥
  â£b - 3â
â²â± b + 9  + 9â¦

c2 = (sym 2Ã1 matrix)

  â¡    _______    â¤
  â¢- â²â± b + 9  - 3â¥
  ⢠              â¥
  ⢠  _______     â¥
  ⣠â²â± b + 9  - 3 â¦

octave:301>
octave:301> version
ans = 4.1.0+

Tom Dean


_______________________________________________
Help-octave mailing list
address@hidden
https://lists.gnu.org/mailman/listinfo/help-octave

Tom  This is what I get.

see file



--
DASCertificate for 206392

Attachment: Screenshot from 2015-07-17 15:26:21.png
Description: PNG image


reply via email to

[Prev in Thread] Current Thread [Next in Thread]