[Python-ideas] Allow using symbols from Unicode block "Superscripts and Subscripts" in identifiers

[Greg Ewing]

Steven D'Aprano wrote:
> Particularly for mathematically-focused code, I think it would be useful 
> to be able to use identifiers like (say) σ² for variance,

Having σ² be a variable name could be confusing. To a
mathematician, it's not a distinct variable, it's
just σ ** 2.

-- 
Greg