What is wrong with the agenda in the last line?
(- %) 1 2 3 4 5 0 1.5 2.66666667 3.75 4.8 (-`%)@.(0 1) 1 2 3 4 5 0 1.5 2.66666667 3.75 4.8 (-`%)@.((0 1)"_) 1 2 3 4 5 |rank error | (-`%)@.((0 1)"_)1 2 3 4 5 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm