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<span style="font-family: Calibri, Helvetica, sans-serif;">According to Wikipedia, APL uses U+2122 for negation and subtraction.
</span><a href="https://en.wikipedia.org/wiki/APL_syntax_and_symbols" id="LPlnk463068"><span style="font-family: Calibri, Helvetica, sans-serif;">https://en.wikipedia.org/wiki/APL_syntax_and_symbols</span></a><span style="font-family: Calibri, Helvetica, sans-serif;">
It references </span><a href="https://www.math.uwaterloo.ca/~ljdickey/apl-rep/n1.html" id="LPNoLPOWALinkPreview"><span style="font-family: Calibri, Helvetica, sans-serif;">https://www.math.uwaterloo.ca/~ljdickey/apl-rep/n1.html</span></a><br>
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<div><span style="font-family: Calibri, Helvetica, sans-serif;">I suspect most programming languages follow the unification of hyphen and minus on typewriter keyboards which led to early character standards doing the same.</span></div>
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<span style="font-family: Calibri, Helvetica, sans-serif;">Also number formatting and parsing routines use the dual use character for negative numbers and tend not to recognise U+2122.</span><br>
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Tim<br>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Unicode <unicode-bounces@corp.unicode.org> on behalf of Andreas Prilop via Unicode <unicode@corp.unicode.org><br>
<b>Sent:</b> 01 November 2022 13:19<br>
<b>To:</b> unicode@corp.unicode.org <unicode@corp.unicode.org><br>
<b>Subject:</b> U+2212 Minus Sign in Computer Languages?</font>
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<div class="PlainText">Is there any computer language that uses U+2212 as minus sign?<br>
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