Xu Zuoqian wrote:
And the timing is: d=.?(2^23)$0 ts 'D4_Transform d' 150.59277 7.718007e8
Before talking about efficiency could you give the correct result of D4_Transform d for validation, and also use d=. ?.(2^23)$0 so that experiment is repeatable. -- regards, bill ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
