47 lines
941 B
Markdown
47 lines
941 B
Markdown
<!-- Note: This file is automatically generated from source code comments. Changes made in this file will be overridden. -->
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# Function setMultiplicity
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Count the multiplicity of an element in a multiset.
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A multi-dimension array will be converted to a single-dimension array before the operation.
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## Syntax
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```js
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math.setMultiplicity(element, set)
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```
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### Parameters
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Parameter | Type | Description
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--------- | ---- | -----------
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`e` | number | BigNumber | Fraction | Complex | An element in the multiset
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`a` | Array | Matrix | A multiset
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### Returns
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Type | Description
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---- | -----------
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number | The number of how many times the multiset contains the element
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### Throws
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Type | Description
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---- | -----------
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## Examples
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```js
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math.setMultiplicity(1, [1, 2, 2, 4]) // returns 1
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math.setMultiplicity(2, [1, 2, 2, 4]) // returns 2
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```
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## See also
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[setDistinct](setDistinct.md),
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[setSize](setSize.md)
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