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44 lines
852 B
Markdown
44 lines
852 B
Markdown
# Function acot
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Calculate the inverse cotangent of a value.
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For matrices, the function is evaluated element wise.
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## Syntax
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```js
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math.acot(x)
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```
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### Parameters
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Parameter | Type | Description
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--------- | ---- | -----------
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`x` | Number | Boolean | Complex | Array | Matrix | null | Function input
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### Returns
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Type | Description
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---- | -----------
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Number | Complex | Array | Matrix | The arc cotangent of x
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## Examples
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```js
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math.acot(0.5); // returns Number 0.4636476090008061
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math.acot(math.cot(1.5)); // returns Number 1.5
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math.acot(2); // returns Complex 1.5707963267948966 -1.3169578969248166 i
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```
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## See also
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[cot](cot.md),
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[atan](atan.md)
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