Michael <[EMAIL PROTECTED]> writes: > Based on the code that runs, you want* this: > > [(y[x+1].x-y[x].x) for x in range(len(y)-1) ]
Yes. > Since personally I find that a lot clearer than: > > map(float.__sub__, [X.x for X in y[1:]], [X.x for X in y[:-1] ]) Me too. -- Brian (remove the sport for mail) http://www.et.web.mek.dtu.dk/Staff/be/be.html http://www.rugbyklubben-speed.dk -- http://mail.python.org/mailman/listinfo/python-list