Lipschitz-Type Bound from Derivative

Rarely Tested

Lipschitz-Type Bound from Derivative

If:

$$|f'(x)|\leq M$$

throughout an interval, then for any $$x_1,x_2$$ in that interval:

$$|f(x_2)-f(x_1)|\leq M|x_2-x_1|$$

Usage

- Used to bound how rapidly a function can change.

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