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Q: Approximation of derivative

• To: mathgroup at smc.vnet.net
• Subject: [mg26280] Q: Approximation of derivative
• From: Elias Kyriakides <elias_kyriakides at hotmail.com>
• Date: Sun, 10 Dec 2000 00:19:52 -0500 (EST)
• Organization: Arizona State University
• Sender: owner-wri-mathgroup at wolfram.com

Dear friends,

I was wondering whether there exists a better approximation of the
derivative of a function besides the known (f(x+Dt)-f(x))/Dt

I would be grateful if somebody told me what it is or where i could find
it.

Thank you in advance,
Elias