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49 lines
73 KiB
Markdown
49 lines
73 KiB
Markdown
---
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title: "atan"
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excerpt: "Compute the arctangent of a number (in radians)."
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layout: manual
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---
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Compute the arctangent of a number (in radians).
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```js
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atan(num: number) -> number
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```
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### Tags
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* `math`
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### Arguments
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| Name | Type | Description | Required |
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|----------|------|-------------|----------|
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| `num` | `number` | | Yes |
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### Returns
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`number`
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### Examples
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```js
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const sketch001 = startSketchOn('XZ')
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|> startProfileAt([0, 0], %)
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|> angledLine({
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angle: toDegrees(atan(1.25)),
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length: 20
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}, %)
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|> yLineTo(0, %)
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|> close(%)
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const extrude001 = extrude(5, sketch001)
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```
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