On Thu, Aug 28, 2008 at 11:06 PM, Robert Dodier <[EMAIL PROTECTED]> wrote:
> On 8/28/08, William Stein <[EMAIL PROTECTED]> wrote:
>
>> Sage uses Maxima's solve command, and Maxima's solve
>> command is pretty wimpy, and we (Sage developers) intend
>> to write our own new solve command that can deal with
>> more general equations.
>
> Go nuts, man. Hope you can write it in Python since that will
> make it easier to port to Lisp.
>
We might start with Sympy's solve command, which is in Python,
and which also can't solve the above equations:
sage: from sympy import *
sage: x,y = var('x,y')
sage: sympy.solve([x==0, 1-exp(y)==0],[x,y])
{}
sage: solve([y*sin(x)==0, cos(x)==0],x,y)
{}
William
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