Re: superscript π?

Ken Whistler kenwhistler at
Mon Aug 2 12:21:02 CDT 2021

On 8/2/2021 8:53 AM, Matt Rice via Unicode wrote:
> Unlike _ ^ isn't a valid identifier...
The ASCII U+005E ^ CIRCUMFLEX ACCENT is disallowed from most identifier 
syntax, but the corresponding modifier letter U+02C6 ˆ MODIFIER LETTER 
CIRCUMFLEX ACCENT is generally allowed, along with most of the 
letterform modifier letters from that same Spacing Modifier Letters 
block, e.g. U+02B7 ʷ MODIFER LETTER SMALL W.
> Keeping the core implementation
> of the language small and allowing unicode identifiers gives a good
> balance between simplicity,
> while affording some more opportunity for proof clarity

So if you are looking for a creative balance, where e^iπ might not work 
because of the status of U+005E in a particular system, eˆiπ  might work.

Of course, it would be nicest if e^iπ just worked. ;-)

> (This is at
> least what I imagine to be the case, I didn't implement the language
> either)...
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