On 12 Jul 2012, at 19:24, Jukka K. Korpela wrote:
> 2012-07-12 19:31, Asmus Freytag wrote:
>
>> I don't see any problem in amending the proposed annotations
>>
>> U+003A COLON
>> * also used to denote division or scale, for that usage 2236 : RATIO is
>> preferred in mathematical use
>> U+2236 RATIO
>> * Used in preference to 003A : to denote division or scale in
>> mathematical use
>
> I see a big problem here: why would the Unicode Standard take a position on mathematical use in a manner that strongly conflicts with the ISO and IEC standard on mathematical notations? The ISO 80000-2 standard (also issued as IEC standard) designates U+003A as a character used for ratios.
The glyphs might be typeset differently with respect to fonts. So those should be hints as to what use in a mathematical context.
Hans
Received on Thu Jul 12 2012 - 12:59:01 CDT
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