- From: Susan Jolly <easjolly@ix.netcom.com>
- Date: Tue, 13 Jul 2021 12:32:52 -0600
- To: "'Neil Soiffer'" <soiffer@alum.mit.edu>, "'David Farmer'" <farmer@aimath.org>
- Cc: "'Sam Dooley'" <samdooley64@gmail.com>, "'Deyan Ginev'" <deyan.ginev@gmail.com>, "'Hammond, William F'" <whammond@albany.edu>, "'Noble, Stephen'" <steve.noble@pearson.com>, "'Murray Sargent'" <murrays@exchange.microsoft.com>, "'Louis Maher'" <ljmaher03@outlook.com>, <www-math@w3.org>

FWIW Unicode has long had a math symbol named ratio: U+2236. OTOH this article claims the symbol that looks like a colon in the notation for the index of a subgroup is the colon found on a standard keyboard. https://en.wikipedia.org/wiki/List_of_mathematical_symbols_by_subject Susan J.

Received on Tuesday, 13 July 2021 18:33:14 UTC