i need to find the sup and the inf of

i can find the limit for the function for + infinity

and - infinity

but what to do next?

the sup is the least upper bound

the limit for +infinity is not SUP

??

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- Dec 18th 2008, 12:48 AM #1

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- Nov 2008
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## SUP/inf question..

i need to find the sup and the inf of

i can find the limit for the function for + infinity

and - infinity

but what to do next?

the sup is the least upper bound

the limit for +infinity is not SUP

??

- Dec 18th 2008, 10:05 AM #2

- Joined
- Nov 2008
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- France
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