=: is special because the lvalue (address) of the left argument is used for evaluation.
Чт, 20 ноя 2014, Sergey Kamenev написал(а): > 20.11.2014 09:05, Jan-Pieter Jacobs пишет: > >To give you a more direct reply: > > > >conjunctions, like & and @ work on either verbs or nouns. > >=: and =. are neither, they are a special category called copula. > > > >I hope this clarifies. > > It is clear that the assignment is an exception to the rule. > It is unclear why this was done. > This violates universality. > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm -- regards, ==================================================== GPG key 1024D/4434BAB3 2008-08-24 gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
