Hi I'm a newbee to prolog, and have just installed gnu prolog but what every I enter into the console I get this error, uncaught exception: error(existence_error(procedure,even/1),top_level/0)
example. GNU Prolog 1.3.1 By Daniel Diaz Copyright (C) 1999-2009 Daniel Diaz | ?- even(X). uncaught exception: error(existence_error(procedure,even/1),top_level/0) not sure if the installation was wrong, but got not errors or I'm missing something very simple. also is there a good FAQ's page for this interpreter. many thanks James. ps. sorry if this is a silly posting but didn't know what else to try :S -- View this message in context: http://www.nabble.com/uncaught-exception%3A-error%28existence_error%28procedure%2Ceven-1%29%2Ctop_level-0%29-tp22366566p22366566.html Sent from the Gnu - Prolog - Users mailing list archive at Nabble.com. _______________________________________________ Users-prolog mailing list [email protected] http://lists.gnu.org/mailman/listinfo/users-prolog
