The test was introduced in https://trac.sagemath.org/ticket/25626 and you can see my comment at the end. We need to follow up to make sure the result is tested in a more version independent form.
> On 21/06/2022, at 13:08, François Bissey <frp.bis...@gmail.com> wrote: > > I meant to follow up on that. The test has been added in a recent ticket but > the result is different between giac 1.7 and giac 1.9. Both results are > equivalent but the 1.7 is more compact (simplified?). The failure means you > have giac 1.9 installed. > >> On 21/06/2022, at 13:05, 'tsc...@ucdavis.edu' via sage-release >> <sage-release@googlegroups.com> wrote: >> >> I don't know when these errors started to appear, but I am getting the >> following failures: >> >> Using >> --optional=4ti2,bliss,coxeter3,debian,e_antic,fricas,gap_packages,latte_int,libsemigroups,lidia,meataxe,normaliz,pip,sage,sage_spkg,tides >> Features to be detected: >> 4ti2,benzene,bliss,buckygen,conway_polynomials,csdp,database_cremona_ellcurve,database_cremona_mini_ellcurve,database_jones_numfield,database_knotinfo,dvipng,gfan,graphviz,imagemagick,jupymake,kenzo,latte_int,lrslib,mcqd,meataxe,msolve,nauty,palp,pandoc,pdf2svg,pdftocairo,phitigra,plantri,polytopes_db,polytopes_db_4d,pynormaliz,python_igraph,rubiks,sage.combinat,sage.geometry.polyhedron,sage.graphs,sage.groups,sage.plot,sage.rings.number_field,sage.rings.padics,sage.rings.real_double,sage.symbolic,sage_numerical_backends_coin,sagemath_doc_html,sphinx,tdlib >> Doctesting 2 files using 24 threads. >> sage -t --warn-long 41.4 >> --random-seed=318832280051652493374019680328048210704 >> src/sage/calculus/calculus.py >> ********************************************************************** >> File "src/sage/calculus/calculus.py", line 387, in sage.calculus.calculus >> Failed example: >> integrate(exp(t)/(t + 1)^2, t, algorithm="giac") >> Expected: >> (t*Ei(t + 1) + Ei(t + 1) - e^(t + 1))/(t*e + e) >> Got: >> ((t + 1)*(1/(t + 1) - 1)*Ei(-(t + 1)*(1/(t + 1) - 1) + 1) - Ei(-(t + >> 1)*(1/(t + 1) - 1) + 1) + e^(-(t + 1)*(1/(t + 1) - 1) + 1))/((t + 1)*(1/(t + >> 1) - 1)*e - e) >> ********************************************************************** > -- You received this message because you are subscribed to the Google Groups "sage-release" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-release+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-release/11959F40-9345-46A7-A8E3-27E0A754D00D%40gmail.com.
