there is 1 5 7 8 9 ( [ #~ [: (= <./)@:| -) 6 5 7
which returns all items that are nearest. ----- Original Message ----- From: Joe Bogner <[email protected]> To: [email protected] Cc: Sent: Monday, June 1, 2015 9:02 PM Subject: [Jprogramming] Find nearest number in a list Is there a more efficient, idiomatic method of finding the nearest (absolute difference) x to y? nearest=:([ {~ {.@/: @: |@:-) 1 5 8 9 nearest 4 5 1 5 8 9 nearest 6 5 1 5 8 9 nearest 5 5 1 5 8 9 nearest 2 1 This seems to work fine but was curious if there is a more common solution ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
