How to find a formula for the derivative of the greatest integer function?

Author Question: How to find a formula for the derivative of the greatest integer function? (Read 1299 times)

camila

Hero Member
Posts: 705

on: Jun 19, 2013

How to find a formula for the derivative of the greatest integer function when it is define (question didn't enter in title)?

Sandstorm

Sr. Member
Posts: 268

Reply #1 on: Jun 19, 2013

The derivative does not exist at integer values of x, but it does exist at all non integer values of x. If you look at the graph, each of these segments is horizontal, therefore the derivative is 0 at all non-integer values of x.

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camila

Hero Member
Posts: 705

Reply #2 on: Jul 1, 2013

GOLD

Thanks so much!!

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