On 2018-03-28, Vincent Delecroix <20100.delecr...@gmail.com> wrote: > > > On 28/03/2018 08:44, Simon King wrote: >> Hi Vincent, >> >> On 2018-03-28, Vincent Delecroix <20100.delecr...@gmail.com> wrote: >>> Anyway the rank of a floating point matrix is a bad notion. See also my >>> answer here for the computation of the "kernel" >> >> It isn't necessarily a bad notion if you define it in terms of singular >> value decomposition. > > Have you read my answer on ask!?... You still need an epsilon there.
No, I didn't, and yes one needs an epsilon, which could be provided to the rank() method with a reasonable default. -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.
