Re: How to express this function.
- To: mathgroup at smc.vnet.net
- Subject: [mg84241] Re: [mg84231] How to express this function.
- From: DrMajorBob <drmajorbob at bigfoot.com>
- Date: Fri, 14 Dec 2007 23:23:09 -0500 (EST)
- References: <28085834.1197680771654.JavaMail.root@m35>
- Reply-to: drmajorbob at bigfoot.com
Clear[f]
f[x_] /; -1/2 <= x < 1/2 := x Sign[x]
f[x_] := f@Mod[x, 1, -1/2]
Plot[f@x, {x, -3, 3}, AspectRatio -> Automatic]
Bobby
On Fri, 14 Dec 2007 13:58:44 -0600, huxiaopengstat at gmail.com
<huxiaopengstat at gmail.com> wrote:
> f is a period continual function with period 1.
> f equals x when 0<x1/2,equals -x when -1/2<x<1.
>
> How to express this function?
>
>
--
DrMajorBob at bigfoot.com