not what you think: module operator in % in perl6 is defined as $b - $a * floor($b / $a)
On Mon, Dec 11, 2017 at 10:37 PM, Sean McAfee <eef...@gmail.com> wrote: > On Mon, Dec 11, 2017 at 12:56 PM, Darren Duncan <dar...@darrenduncan.net> > wrote: > >> On 2017-12-11 12:22 PM, Sean McAfee wrote: >> >>> Well, not really. I don't think x %% 0 should return a Failure at all. >>> >>> 1 / 0 is an expression which can evaluate to no sensible value, so it >>> makes >>> sense to fail there. By the question "Is one divisible by zero?" has >>> the simple >>> answer "No." >>> >> >> I strongly disagree with you. >> >> First of all, the reason there is no sensible value is that the answer is >> BOTH "yes" and "no" at the same time, so you can't choose one. Zero DOES >> divide evenly into anything, and typically does so an infinite number of >> times. > > > I strongly disagree that the answer to "Is 1 divisible by 0?" can be "yes" > in any meaningful, commonly-understood sense. There is no number which one > can multiply by zero and get one, even an "infinite number," whatever that > means. The inputs to and output from the remainder operation are natural > numbers, or perhaps integers, and all natural numbers and integers are > finite. > >
