| J A derivative and redesign of with added features and control structures. J is with and more conventional control structures, plus several new concepts such as and s. J was designed and developed by Kennneth E. Iverson and Roger Hui . J uses only the character set but has a spelling scheme that retains the advantages of 's special alphabet. J is a conventional procedural programming language but can be used as a language. Version 4.1 for , Sun, Mac, Archimedes. Source available in C from , +1 (416) 925 6096. Version 6 package from ISI includes an interpreter and tutorial. Ported to , , , , , , , , , , , , , . {(ftp://watserv1.waterloo.edu/languages/apl/j)} J-mode macros available by {(ftp://think.com/pub/j/gmacs/j-interaction-mode.el)}. ["APL\?", Roger K.W. Hui et al, APL90 Conf Proc, Quote Quad 20(4):192-200]. (1992-10-31) |