Re: [Haskell-cafe] How to decide if a number is an integer?

On Tue, Sep 29, 2009 at 9:13 AM, Magicloud Magiclouds wrote:

The properFaction part is correct. So I posted the whole code, since "isInteger" should accept any reasonable incoming types. Well, in this one situation, it does not. And I cannot figure out why....

Floating point gives a lot of small errors, so maybe you shouldn't test your fractional part to be = 0, but you should test it to be close enough.