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Re: How to test for "integer"?
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From: |
Mike Miller |
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Subject: |
Re: How to test for "integer"? |
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Date: |
Sun, 15 May 2005 20:10:27 -0500 (CDT) |
On Sun, 15 May 2005, Robert A. Macy wrote:
if (floor(x)==abs(x))
message="x is a positive real integer"
endif
If x is zero, it is not positive, but it is still non-negative.
What is the advantage of using a built-in function?
Does a built-in function make it faster?
Yes.
Mike
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