[moving to chat, because this is not relevant to the general forum.] The relationship you described creating, here, is deterministic after it exists. And, when it does not exist, it's not a function.
-- Raul On Mon, Dec 17, 2012 at 10:24 AM, R.E. Boss <[email protected]> wrote: > From your link I read > "In mathematics, a function is a relation between a set of inputs and a set > of permissible outputs with the property that each input > is related to exactly one output." > That is equivalent to the definition of function I also had in mind. > > If I invoke a random generator n times I have a relation between i.n and the > outputs, so I got a non-deterministic function. > In general, any array of items is a function, deterministic or not. > So your statement that " anything with non-deterministic results cannot be a > function" is not true. QED. > > > R.E. Boss > > >> -----Oorspronkelijk bericht----- >> Van: [email protected] >> [mailto:[email protected]] Namens Raul Miller >> Verzonden: maandag 17 december 2012 15:31 >> Aan: [email protected] >> Onderwerp: Re: [Jgeneral] Power Conjuntion >> >> It's true for the mathematical meaning of 'function' -- see >> http://en.m.wikipedia.org/wiki/Function_(mathematics) for an example of >> this kind of thinking. >> >> That said, you can transform a nondeterministic relationship into a >> determistic function by supplying parameters sufficient to represent the >> nondetermanism. >> >> Or, were you speaking of something else? >> >> -- >> Raul >> >> On Monday, December 17, 2012, R.E. Boss <[email protected]> wrote: >> > >> > >> >> -----Oorspronkelijk bericht----- >> >> Van: [email protected] [mailto: >> [email protected]] Namens Raul Miller >> >> Verzonden: zondag 16 december 2012 21:07 >> >> Aan: [email protected] >> >> Onderwerp: Re: [Jgeneral] Power Conjuntion >> >> >> >> Actually, anything with non-deterministic results cannot be a >> >> function. (...) >> >> >> > >> > >> > This is not true. >> > >> > >> > R.E. Boss >> > >> > >> > >> > >> > >> > ---------------------------------------------------------------------- >> > For information about J forums see http://www.jsoftware.com/forums.htm >> > >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
