On Mon, 8 Oct 2018 at 15:59, Erik Bray <erik.m.b...@gmail.com> wrote:
> I have no idea what modular symbols are, and wikipedia is not much > help beyond it having something to do with modular forms, though I > found an interesting book [1] on the subject. But it seems to work in > The online version of the book omits the picture of William on the back cover and other extras: see http://homepages.warwick.ac.uk/staff/J.E.Cremona/20181008_164334.jpg (and for real enthusiasts, a relic from before the days of TeX (or the internet or even desktop PCs): http://homepages.warwick.ac.uk/staff/J.E.Cremona/theses/JCthesis-scan.pdf > 8.4.beta7: > > $ ./sage > ┌────────────────────────────────────────────────────────────────────┐ > │ SageMath version 8.4.beta7, Release Date: 2018-09-30 │ > │ Type "notebook()" for the browser-based notebook interface. │ > │ Type "help()" for help. │ > └────────────────────────────────────────────────────────────────────┘ > ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓ > ┃ Warning: this is a prerelease version, and it may be unstable. ┃ > ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛ > sage: import sys; sys.version_info > sys.version_info(major=3, minor=6, micro=6, releaselevel='final', serial=0) > sage: M = ModularSymbols(23) > sage: M > Modular Symbols space of dimension 5 for Gamma_0(23) of weight 2 with > sign 0 over Rational Field > sage: M.basis() > ((1,0), (1,17), (1,19), (1,20), (1,21)) > > This also works: > > $ ./sage -t --long src/sage/modular/modsym/modsym.py > too many failed tests, not using stored timings > Running doctests with ID 2018-10-08-14-56-32-a2ba44a9. > Git branch: develop > Using --optional=dochtml,meataxe,memlimit,mpir,python2,sage > Doctesting 1 file. > sage -t --long src/sage/modular/modsym/modsym.py > [80 tests, 2.39 s] > ---------------------------------------------------------------------- > All tests passed! > ---------------------------------------------------------------------- > Total time for all tests: 2.5 seconds > cpu time: 2.4 seconds > cumulative wall time: 2.4 seconds > > > Though some of the tests for other modules in sage.modular.modsym are > still failing. > > > > [1] https://wstein.org/books/modform/modform/modular_symbols.html > On Mon, Oct 8, 2018 at 3:55 PM John Cremona <john.crem...@gmail.com> > wrote: > > > > I'm not sure that many Sage user will try ModularSymbols() as their 4th > Sage command....! > > > > John > > > > On Mon, 8 Oct 2018 at 14:49, William Stein <wst...@gmail.com> wrote: > >> > >> Hi, > >> > >> If you want to play around with a copy of Sage built using Python3 > >> instead of Python2 (so 'export SAGE_PYTHON3="was"') without having to > >> build or install anything, send me an email (wst...@gmail.com) and > >> I'll add you to a CoCalc project [1] that has Sage built that way. > >> > >> See how long until it breaks for you on your favorite Sage commands. > >> For me, it broke pretty quickly: > >> > >> sage: print(2,3) > >> 2 3 > >> sage: range(10) > >> range(0, 10) > >> sage: {'a', 'b'} > >> {'a', 'b'} > >> sage: M = ModularSymbols(23) > >> > --------------------------------------------------------------------------- > >> TypeError Traceback (most recent call > last) > >> <ipython-input-6-b5f2062004dc> in <module>() > >> ----> 1 M = ModularSymbols(Integer(23)) > >> > >> > /home/user/sage/local/lib/python3.6/site-packages/sage/modular/modsym/modsym.py > >> in ModularSymbols(group, weight, sign, base_ring, use_cache, > >> custom_init) > >> 346 key = canonical_parameters(group, weight, sign, base_ring) > >> 347 > >> --> 348 if use_cache and key in _cache: > >> 349 M = _cache[key]() > >> 350 if not (M is None): return M > >> > >> TypeError: unhashable type: 'Gamma0_class_with_category' > >> > >> -- William > >> > >> > >> [1] > https://cocalc.com/projects/d282680a-dda9-486c-87fe-d7f4331bbf53/files/README.md?session=default > >> -- > >> William (http://wstein.org) > >> > >> -- > >> 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. > > > > -- > > 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. > > -- > 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. > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. 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