fascinating, 1 0 1 # inv 3 3 0 3
1 0 1 #!. 2 inv 3 3 2 3 1 0 1 #!. 2 inv 3 3 3 |length error 1 0 1 #!. 2 inv 3 4 3 2 4 (B&(#!.'M')) A ouse on ill which is the length of +/ B, which is required to not produce the above length error these also provide same result. ( ,&.(B&(#!.'M'))) A ( ]&.(B&(#!.'M'))) A Any reason not to prefer the last one to your version? Why use monadic [ instead of ]? ----- Original Message ----- From: David Lambert <[email protected]> To: programming <[email protected]> Cc: Sent: Wednesday, May 14, 2014 10:23:58 AM Subject: [Jprogramming] Substitution with under NB. New substitution? Surely someone can verbalize this. A =: 'house on hill' B =: 'h' ~: A [&.(B&(#!.'M')) A Mouse on Mill ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
