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dot minus operator

• To: mathgroup at smc.vnet.net
• Subject: [mg73182] dot minus operator
• From: "Brambilla Roberto Luigi \(CESIRICERCA\)" <Roberto.Brambilla at cesiricerca.it>
• Date: Tue, 6 Feb 2007 03:51:10 -0500 (EST)

Hi All,

How can I define in the the infix style the (integer) operation

minus[a_,b_]:=If[a>b,a-b,0]

In std texts it is usually noted by a minus with a dot over it.
It would be fine to use the same notation.

Thanks in advance Roberto