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42 lines
882 B
Markdown
42 lines
882 B
Markdown
# Function abs
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Calculate the absolute value of a number. For matrices, the function is
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evaluated element wise.
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## Syntax
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```js
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math.abs(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 | BigNumber | Fraction | Complex | Array | Matrix | A number or matrix for which to get the absolute value
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### Returns
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Type | Description
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---- | -----------
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number | BigNumber | Fraction | Complex | Array | Matrix | Absolute value of `x`
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## Examples
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```js
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math.abs(3.5); // returns number 3.5
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math.abs(-4.2); // returns number 4.2
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math.abs([3, -5, -1, 0, 2]); // returns Array [3, 5, 1, 0, 2]
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```
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## See also
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[sign](sign.md)
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