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55 lines
1.3 KiB
Markdown
55 lines
1.3 KiB
Markdown
---
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layout: default
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---
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<!-- Note: This file is automatically generated from source code comments. Changes made in this file will be overridden. -->
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<h1 id="function-coth">Function coth <a href="#function-coth" title="Permalink">#</a></h1>
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Calculate the hyperbolic cotangent of a value,
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defined as `coth(x) = 1 / tanh(x)`.
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To avoid confusion with the matrix hyperbolic cotangent, this function
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does not apply to matrices.
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<h2 id="syntax">Syntax <a href="#syntax" title="Permalink">#</a></h2>
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```js
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math.coth(x)
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```
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<h3 id="parameters">Parameters <a href="#parameters" title="Permalink">#</a></h3>
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Parameter | Type | Description
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--------- | ---- | -----------
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`x` | number | BigNumber | Complex | Function input
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<h3 id="returns">Returns <a href="#returns" title="Permalink">#</a></h3>
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Type | Description
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---- | -----------
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number | BigNumber | Complex | Hyperbolic cotangent of x
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<h3 id="throws">Throws <a href="#throws" title="Permalink">#</a></h3>
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Type | Description
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---- | -----------
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<h2 id="examples">Examples <a href="#examples" title="Permalink">#</a></h2>
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```js
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// coth(x) = 1 / tanh(x)
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math.coth(2) // returns 1.0373147207275482
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1 / math.tanh(2) // returns 1.0373147207275482
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```
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<h2 id="see-also">See also <a href="#see-also" title="Permalink">#</a></h2>
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[sinh](sinh.html),
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[tanh](tanh.html),
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[cosh](cosh.html)
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