Re: Division by zero, despite strong hint

*To*: mathgroup at smc.vnet.net*Subject*: [mg96595] Re: Division by zero, despite strong hint*From*: Pillsy <pillsbury at gmail.com>*Date*: Mon, 16 Feb 2009 16:42:26 -0500 (EST)*References*: <gnbk7i$3a3$1@smc.vnet.net>

On Feb 16, 6:55 am, dch888 <dch... at googlemail.com> wrote: > I'm trying to plot the Sin[1/x] curve with the curve being defined as > 0 at 0 like this: > g3[x_] := Piecewise[{{Sin[1/x], x != 0} {0, x == 0}}] > Hmmm... what's the trick here to stop Mathematica evaluating all the > branches of the piecewise fn? You're missing a comma between the two clauses. Cheers, Pillsy