In message <001f01c3be13$7abc9060$0100a8c0@screamer>, "Andrew Davie" writes:
> PI is 3.1415926535897.... ! not...
> > #define PI 3.141592653587
> Your last digit is incorrect, in other words.
> In practise, it probably won't make much difference, as it's probably beyond
> the accuracy of a double.
Silly rabbit, it's spelled "M_PI" (and it's defined in math.h).
Let the system set the value to its own precision.
ab
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