Re: How to do date arithmetic

[Kai Großjohann]

"Siegfried Heintze" <siegfried@heintze.com> writes:

> Some time ago I posted a query on how to perform date-time arithmetic and
> received a response that I should look at time-date.el.
>
> I'm running emacs 21.1 and I cannot find time-date.el. Where is it?

M-x locate-library RET time-date RET tells you.
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