describe three ways by which a function can fail to be differentiable

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- October 11th 2006, 12:12 PMbobby77need help with differenciable functions
describe three ways by which a function can fail to be differentiable

- October 11th 2006, 12:45 PMCaptainBlack
1. It can have a step discontinuity.

2. It can have a corner then the derivative from the left is not equal to

the derivative from the right at the corner.

3. It can have a vertical asymptote where the derivative becomes arbitrary

large as we approach the asymptote.

RonL - October 11th 2006, 01:13 PMThePerfectHacker