Kris Jurka <books(at)ejurka(dot)com> writes:
> On Mon, 10 Mar 2008, Tom Lane wrote:
>> I'd be inclined to leave the mapping alone and just insert a warning
>> (or hard error) for inputs outside the range -1 to 1.
> Here's a patch that errors out for out of range values.
Applied, thanks.
regards, tom lane