Re: Function definition
- To: mathgroup at smc.vnet.net
- Subject: [mg15796] Re: Function definition
- From: "Martin Rommel" <rommel at semitest.com>
- Date: Sun, 7 Feb 1999 02:04:12 -0500 (EST)
- Organization: EarthLink Network, Inc.
- References: <79ea4l$9hm@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
>I need to define a function f(theta,phi) as > >f(theta,phi) = f1 if 0 <= theta <= theta0, 0 <= phi <= phi0 f(theta,phi) >= f2 otherwise > >where theta, phi are spherical polar coordinates, <= is less than or >equal to and theta0 and phi0 are constants. RTFM: 2.5.8 theta0=Pi/2;phi0=Pi; f[theta_,phi_]:=f1 /; (0<=theta)&&(theta<=theta0)&&(0<=phi)&&(phi<=phi0); f[theta_,phi_]:=f2; Again: More elegant solutions are appreciated! >I have tried using Do loops and If statements but haven't been >successful. Martin