On Wed, 18 May 2005, Rob Kinyon wrote:
>> 1) undef (which may or may not contain an exception), or
>> 2) some unit/identity value that is a trait of the operator,
>>
>> depending on whether or not people think (2) is actually a good idea.
>
> I would think that the Principle of Least Surprise points to (1),
I don't think so. I, for one, would expect [+]; to return zero and [*]; to
return 1. But that's only because I {trust,expect} perl(6) to be smart
enough to DWIM.
Michele
--
\renewcommand\labelitemi{\textcolor{yellow}{\textbullet}}
would change the colour of the first-level bullet, and improve the
document so's i can't see the bullets.
- Robin Fairbairns in comp.text.tex
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