[GiNaC-list] Re: Disabling flattening of sums and products?

Ondrej Certik ondrej at certik.cz
Tue Nov 27 00:57:08 CET 2007

> > And GiNaC wants to 1) canonicalize the tree (expression), 2) make
> > the tree as flat as possible, so large expressions can be stored
> > reasonably well.
> Ok. (I think SymPy has a flag to switch behaviour on this one.)

SymPy works the same way as GiNaC, so it doesn't. Sympycore tries to
implement it,
but it's a lot of work and I personally don't think it's worth the pain.


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