Re: Defining function

*To*: mathgroup at smc.vnet.net*Subject*: [mg44563] Re: Defining function*From*: "Hans Michel" <hansjm at bellsouth.net>*Date*: Fri, 14 Nov 2003 01:58:59 -0500 (EST)*References*: <bovtvd$nbc$1@smc.vnet.net>*Reply-to*: "Hans Michel" <hansjm at bellsouth.net>*Sender*: owner-wri-mathgroup at wolfram.com

Ravi: Try using If[p,q,r] myFunc[t_] := If[t>0, Exp[-I*t], 0] But there are many other ways to do this also. Hans "Ravinder Kumar B." <ravi at crest.ernet.in> wrote in message news:bovtvd$nbc$1 at smc.vnet.net... > Dear All, > How to define a function over two different ranges in mathematica. > For example > > f(t):= Exp[-i*t] for t > 0 and > = 0 for t < 0 > > Your response/clarification will be deeply appreciated. > Regards, > Ravi >