Inverse Cotangent of a Tangent

Rarely Tested

Inverse Cotangent of a Tangent

## Formula

For:

$$x\in\left(-\frac\pi2,\frac\pi2\right)$$

$$\cot^{-1}(\tan x)=\frac\pi2-x$$

## Usage

- Used to simplify inverse cotangent applied to tangent.

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