On Sat, 16 Apr 2005, Travis Oliphant apparently wrote: > scipy.ogrid (open grid) > and then a "broadcasting function" (any ufunc or function which uses > only ufuncs or a function that's been passed to scipy.vectorize). Aha! I had found ogrid in the tutorial (13 April 2004) but found no clue how to use it this way. Thanks! Alan