Re: decimal point/comma (was conplaneteering)

Mark J. Reed wrote:

> Which reminds me - where did the × and ÷ symbols come from?   Everyone
> learns them in early grades, and they show up as labels on calculator
> keys, but they're never used in actual mathematics notation . . .
I'm certainly not an expert on, um, anything, but I'd venture to guess
that ÷ is a fraction, with dots representing the locations the two
numbers would go.

> -Marcos
Phil

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