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45 lines
800 B
Markdown
45 lines
800 B
Markdown
# Function asec
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Calculate the inverse secant 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.asec(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 | Complex | Array | Matrix | 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 secant of x
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## Examples
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```js
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math.asec(0.5); // returns 1.0471975511965979
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math.asec(math.sec(1.5)); // returns 1.5
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math.asec(2); // returns 0 + 1.3169578969248166 i
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```
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## See also
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[acos](acos.md),
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[acot](acot.md),
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[acsc](acsc.md)
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