Negative integers

2008-08-20 Thread johnewing
I am trying to figure out how to test if two numbers are of the same
sign (both positive or both negative).  I have tried

abs(x) / x == abs(y) / y

but that fails when one of the numbers is 0.  I'm sure that there is
an easy way to do this.  Any suggestions?

Thanks
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Re: Negative integers

2008-08-20 Thread johnewing
I managed to change my dataflow so that an earlier test rules out the
possibility of a zero there. Still, thank you for the fast answers,
this is my first time using the forum.  Hopefully I will be able to be
on the question answering end before too long.

thanks again,
john
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