On 2019-02-08 10:07, Daniel Krenn wrote:
> Let I be an ideal. Then I might want to compute something involving
> Groebner basis, e.g. computing I.variety().
> Now suppose one wants to select a particular algorithm for the
> computation of the Groebner basis. Then (due to caching) I use something
> along the lines of
> 
>   GB = I.groebner_basis(algorithm='libsingular:slimgb')
>   I.groebner_basis.set_cache(GB)
>   I.variety()
> 
> Is this the intended way of doing so?
> 
> (It somehow feels wrong that one needs quite some background on the
> implementation and technical understanding (caching in SageMath) to
> understand the behavior.)

This is now
  https://trac.sagemath.org/ticket/27328
which proposes to use what is cached if no algorithm is given. Needs review.

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