On Mon, 16 May 2005, Alan B. Pearce wrote:

>>>> There is also ~TO and -TO and _TO in case those
>>>> characters are not allowed in symbols ;-)
>>>
>>> Another one would be T0* to signal the negation.
>>
>> TO* contains a character that is illegal in a symbol in most lanuages
>> ;-)
>
> fair enough, but I have seen that nomenclature used on circuit diagrams.

That's understandable because old schematics and printouts would make it 
hard to discern between a _ and a smudge ;-(

Peter
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