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Topic: Re: Is there way to use something like Assuming with the function
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steve@smc.vnet.net

Posts: 64
Registered: 12/7/04
Re: Is there way to use something like Assuming with the function
Posted: Nov 27, 2012 3:33 AM
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Look at the documentation of Refine. In your example

Refine[Sign[list],a<0]

you will get the expected answer because

Refine[Sign[a], a < 0]

returns -1.


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