Cornelia Boenigk wrote: > is_finite -- Finds whether a value is a legal finite number > please., what is a *legal* finite number? > sqrt(2) or pi() are definitively infinite numbers. > But > is_finite(sqrt(2)) as well as is_finite(pi()) return TRUE. > In which sense are those values finite?
Finite means not infinite. E.g. sqrt(-1) is infinite. Documentation is correct in this case. Jakub Vrana
