How do I specify a lateral limit?



synthespian wrote:

> Hi-
>
>         How do I express the limit of tan(x) as x approaches pi/2? I'd
> like to consider the left-hand limit.
>
>         In Maple, you would write:
>
>         > Limit(tan(x), x=Pi/2, left);
>

limit(tan(x),x,%pi/2,minus);

--
     Vadim V. Zhytnikov

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    <vvzhy@td.lpi.ac.ru>
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