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## Re: [Axiom-math] (no subject)

 From: Martin Rubey Subject: Re: [Axiom-math] (no subject) Date: Mon, 20 Dec 2004 11:56:54 +0100

```solve([x*y + a*x^2 = 10, x-y = 2], [x,y])

2
(5)  [[x= y + 2,(a + 1)y  + (4a + 2)y + 4a - 10= 0]]
Type: List List Equation Fraction Polynomial Integer

(However, these are really polynomial equations...)

Martin

cf writes:
>
> 20 December 2004
>
> Dear Colleagues,
>
> Any assistance with the following will be appreciated:
>
> (1) In a user defined function what is the instruction to display something
> like a symbolic
>      variable, etc., and then to pause (and continue after hitting enter)
> ??
>
>     eg in matlab:
>     a = 1
>     pause;
>     b = 3
>     pause;
>
> (2) In axiom is there a built-in function to solve a set of nonlinear
> equations analytically (or if                           necessary
> numerically) wrt the user specified unknowns ??
>
>     eg. in matlab
>     solve('x1*x2 + a*x2^2 = 10', ' x1 - x2 = 2', 'x1', 'x2');
>
>
> Regards,
>
> C. Frangos.
>
> ------
> Constantine Frangos.
> Professor
> Dept. of Mathematics and Statistics
> Rand Afrikaans University
> P O Box 524
> Auckland Park 2006
> South Africa
>
> Tel: +27-11-489-2452
> Fax: +27-11-489-2832
>
>
>
>
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