On Friday, June 8, 2018 at 6:23:51 PM UTC+9, Samuel Lelievre wrote: > > > > Fri 2018-06-08 06:21:45 UTC, Dima Pasechnik: > > > > ceil() is a standard Python function. > > Thus, Sagemath has to live with it. > > If we look at object methods rather than functions > in the global namespace, it is already the case that > both ceil and ceiling are available, with one of them > an alias to the other. > > Try this for example: > > sage: a = 0.1 > sage: a.cei<TAB> > > where <TAB> denotes hitting the TAB key. > You will see that autocompletion suggests a.ceil and a.ceiling. >
Right. > > Then if you do > > sage: a.ceil? > sage: a.ceiling? > > you will see they have the same documentation. > Right. > > The source code reveals that in this case ceil is > implemented, and ceiling is an alias to ceil: > > > https://github.com/sagemath/sage/blob/master/src/sage/rings/real_mpfr.pyx#L2866 > > https://github.com/sagemath/sage/blob/master/src/sage/rings/real_mpfr.pyx#L2897 > > You could likewise explore other types of numbers in Sage. > > Regarding the function in the global namespace, > we could add ceiling as an alias to ceil. > As Dima said, python and other programming languages only have ceil(), as apparently they prefer short names. Precisely python only has math.ceil() What I like to see in Sage is that ceiling() is implemented and ceil() is an alias, so that we can live with both. If no one objects to this switch, I will try to make a patch. Thanks. -- 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.
