New notation

*To*: mathgroup at smc.vnet.net*Subject*: [mg2178] New notation*From*: Jan Gorski <jacho at mimuw.edu.pl>*Date*: Thu, 12 Oct 1995 01:58:55 -0400*Organization*: Division of Mathematics, Informatics and Mechanics, Warsaw University

I want to use new notation for derivatives like this: f,,x = D[f,x] How can I do it?