➜

This issue tracker has been migrated to GitHub, and is currently read-only.
For more information, see the GitHub FAQs in the Python's Developer Guide.

Author mark.dickinson
Recipients BTaskaya, mark.dickinson, tim.peters
Date 2019-08-20.17:13:41
SpamBayes Score -1.0
Marked as misclassified Yes
Message-id <1566321221.81.0.271586730899.issue37893@roundup.psfhosted.org>
In-reply-to
Content 
> Z/1Z is a perfectly-well-defined ring.

More to the point, it's a perfectly well-defined ring in which every element is invertible. That's why the Euler phi function has phi(1) = 1 (rather than phi(1) = 0), for example.
History
Date User Action Args
2019-08-20 17:13:41mark.dickinsonsetrecipients: + mark.dickinson, tim.peters, BTaskaya
2019-08-20 17:13:41mark.dickinsonsetmessageid: <1566321221.81.0.271586730899.issue37893@roundup.psfhosted.org>
2019-08-20 17:13:41mark.dickinsonlinkissue37893 messages
2019-08-20 17:13:41mark.dickinsoncreate