Re: parallel bnfinit
John Cremona <[email protected]>
| Newsgroups | gmane.comp.mathematics.pari.devel |
|---|---|
| Message-ID | <CAD0p0K6CAD9pXcEVJN8pNeXtSr_rU4jzYxsSnQmxDqYefpC9fw@mail.gmail.com> |
On Fri, 18 Jun 2021 at 17:26, Bill Allombert <[email protected]> wrote: > > On Thu, Jun 17, 2021 at 06:43:20PM +0200, Bill Allombert wrote: > > On Fri, Dec 11, 2020 at 09:34:29AM +0100, Bill Allombert wrote: > > > Dear PARI developers, > > > > > > With Loďc Grenié, we have experimented with a parallel version > > > of bnfinit (the git branch bill-bnfinit-parallel). > > > > > > I managed to compute bnfinit(x^97-x-1) in 7h, 16min on 128 cores. > > > (518h, 21min of total time). > > > The regulator is 2.422012163387226001 e57 > > > > Using the same branch, I managed to compute: > > > > bnfinit(x^101-x-1) in 23h, 26min > > on 128 cores. (1821h, 17min of total time). > > The regulator is 6.157929707093319559395563978 e60 > > and today: > > bnfinit(x^103-x-1) in 22h, 52min > on 128 cores. (1701h, 40min .of total time). > The regulator is 3.004284509755427003816885205 e62 > > I forget: all the class numbers are 1. Is that a new theorem?! > > Cheers, > Bill. >