I only just read Ian's challenge after I made my post but - challenge accepted!
On Fri, May 18, 2018 at 1:35 AM, Devon McCormick <[email protected]> wrote: > How similar are both APL and J? > - Compared to almost every other computer language, they are nearly > identical. > > To the best of my recollection APL could be written with EBCDIC so why J? > - EBCDIC, to the best of my recollection, supported extended character > sets, sometimes through the use of "code pages". This severe limitation of > character representation, since solved say some, was seen by Iverson and > others as enough of a reason to try again with a purely ASCII character set. > > Can APL do everything J can do and visa versa? > - Insofar as both are Turing-complete, of course. (I'm sure others could > elaborate on this) > > Can APL and J be forced to be strongly typed? > - Why would you want to do that? But, yeah, sure - J is open-source as > are some APLs, so you could implement that any way you see fit. > > Are APL and J capable of being Object Oriented like C++ or C#? > - If you want to emulate that style, you could do it but, again, why? > > Would one view J as a superset of APL? > - I think it was intended to be something like that but APL has evolved > independently at the same time so it's less clear now. > > Are J and APL more than niche languages? > - I hope not for the sake of everything rational. > > On Wed, May 16, 2018 at 11:27 PM, jane dalley <[email protected]> > wrote: > >> This is my first post; my hope is this is an appropriate question. >> >> My knowledge of APL and J is very limited so my expectation is a simple >> answer that is within my limited ability to grasp. >> >> Examples: >> >> How similar are both APL and J? >> >> To the best of my recollection APL could be written with EBCDIC so why J? >> >> Can APL do everything J can do and visa versa? >> >> Can APL and J be forced to be strongly typed? >> >> Are APL and J capable of being Object Oriented like C++ or C#? >> >> Would one view J as a superset of APL? >> >> Are J and APL more than niche languages? >> >> Sorry if any of these questions are perceived to be offensive, probably >> they have been asked many times before. >> >> Sorry also if these questions are deemed silly such as a toddler might >> ask. >> >> Regards, >> >> Jane the novice of J >> >> >> >> >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm > > > > > -- > > Devon McCormick, CFA > > Quantitative Consultant > > -- Devon McCormick, CFA Quantitative Consultant ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
