"Paul J. Ste. Marie" <paul_j at ste-marie.org> wrote:
> sol_1: cx = -((b^2-1)*y2+(1-b^2)*y1-2*b*x2-2*b*x1)/(4*b)
>
> (b^2-1) and 2*b are both have two terms in the denominator, but I can't
> get maxima to combine them. Eg. what I want as the intermediate result is:
>
> cx = -((b^2-1)*(y2-y1)-2*b*(x1+x2))/(4*b)
Try this:
sol_1: cx = -((b^2-1)*y2+(1-b^2)*y1-2*b*x2-2*b*x1)/(4*b), (1-b^2) = box(1-b^2), (b^2-1) = -box(1-b^2) ;
lhs(sol_1)=factorsum(rhs(sol_1));
sol_1: rembox(%);
Best
Pepe
________________________________________________________________
Jose Sanchez-Marin.
Universitat de Valencia.
Spain e-mail: Jose.Sanchez at uv.es
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