Hello NCL people, I'd like to use the function "esacr", but i don't konw how to determine the number of "mxlag" which is an argument of this function? Could you help me ?Thank you! Alexander Liu -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mailman.ucar.edu/pipermail/ncl-talk/attachments/20160523/7eb16711/attachment.html