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Re: Piecewise Functions

• To: mathgroup at smc.vnet.net
• Subject: [mg4626] Re: Piecewise Functions
• From: William Weglinski <willwb19 at mail.idt.net>
• Date: Wed, 21 Aug 1996 03:25:41 -0400
• Organization: IDT Corporation
• Sender: owner-wri-mathgroup at wolfram.com

George Jefferson wrote:
>... 
> i'm stumped...

You can approximate the derivative numerically by using a function such as:

fderiv[x_]:=(f[x]-f[x-0.001] )/0.001

It might not be elegant, but it works.

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