+1, of course... Le mardi 23 novembre 2021 à 11:26:44 UTC+1, dim...@gmail.com a écrit :
> primecount is a popular C++ library of efficient procedures to > compute prime_pi(x), i.e. π(x), > number of prime numbers <=x, and related functions. > It's an optional package now. The repo is > https://github.com/kimwalisch/primecount > > The default Sage implementation of prime_pi is buggy, and a very tricky > and old > Cython code - see https://trac.sagemath.org/ticket/24960 > Replacing it with the primecount implementation is the most direct way > to fix it, and it also > gives huge speedups. For this, primecount should be promoted from > optional to standard. > Primecount has a (vendored by default) dependency, a C++ library > primesieve, > even more popular. > Many distros have primesieve as a separate package, so we'd like to split > primesieve off primecount, see https://trac.sagemath.org/ticket/25009 > > Any objections to this ? > (any objector volunteers to fix Sage's buggy prime_pi :-)) > > Thanks, > Dima > > PS. in the modularization effort, the Cython interface to primecount will > become > a separate PyPI package, work in progress on this is on > https://github.com/dimpase/primecountpy > > > > > . > -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/4b9232c5-285b-4214-b941-31a0058de0fen%40googlegroups.com.
