>But I've had other similar issues with floating point
>underflows before, and I was wondering if there are
>standard checks that people do when working with
>floating point in C.  I have read several articles
>about comparisons and checks for equality, but I'm
>wondering if there is more stuff out there.

I think you are getting to the point of realising why FPU's like the 8087
family have a register of bits for overflow, NAN etc, which just does not
exist when trying to do the equivalent on a PIC, unless the compiler writers
provide a specific register in RAM to keep track of these sort of errors.

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