"virtualmeet" <tah### [at] yahoofr> wrote:

> Example: Cos(x) + cos(y) + cos(z)  (Schwartz). Well, beleave it or not but a
> grid of 1000x1000x1000 will require only 3000 cosinus fct calculations (I'm
> already able to use this kind of simplifications), rather than the normal 10^9.
Correction: rather than the normal 3x10^9.
PS: This works not only for "cos" but for all kind of unary fcts, ie:sin,
atan, log, "pow" fct with a constant...with the same ratio of calculs
simplifications (1/10^6 for a grid of 10^3x10^3x10^3).
Taha

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