Henry Rich wrote: > J before version 5 defined this train and many more, > and you could do what you want using its features. > > Those trains were removed because there weren't half a dozen users > who were really familiar with them.
For Viktor's curiosity Efficiency and complexity of the interpreter had something to do also. The reasons for the removal of many tridents and bidents by Roger: http://www.jsoftware.com/pipermail/general/2003-August/015562.html Here is the parse table of V4.06 EDGE VERB NOUN ANY 0 Monad EDGE+AVN VERB VERB NOUN 1 Monad EDGE+AVN NOUN VERB NOUN 2 Dyad EDGE+AVN VERB+NOUN ADV ANY 3 Adverb EDGE+AVN VERB+NOUN CONJ VERB+NOUN 4 Conj EDGE+AVN VERB VERB VERB 5 Trident EDGE CAVN CAVN CAVN 6 Trident <= EDGE CAVN CAVN ANY 7 Bident NAME+NOUN ASGN CAVN ANY 8 Is LPAR CAVN RPAR ANY 9 Paren This message is related: http://www.jsoftware.com/pipermail/general/2002-September/012553.html ~ Gilles ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
