Hi, On Sun, Dec 18, 2016 at 10:58:26AM +0100, Marc Mezzarobba wrote: [...] > In other words: the choice has been made, long ago, to have ==/!= in > Sage stand for "semantic" comparison of mathematical objects rather than > "syntactic" comparison of data structures. I don't think it was the > right choice, but as long as we stick to it, it seems to me that > comparisons that don't have a well-defined mathematical result should > fail whenever practical, and return False (under the above asymmetric > interpretation) if they really need to return a boolean result.
Note that this is also Python (2 and 3) choice: >>> a = 1 >>> b = 1. >>> type(a) <class 'int'> >>> type(b) <class 'float'> >>> a == b True Ciao, Thirry -- 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.
