Reference for Processing version 1.5. If you have a previous version, use the reference included with your software. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Javadoc.
| Name | acos() |
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| Examples | float a = PI; float c = cos(a); float ac = acos(c); // Prints "3.1415927 : -1.0 : 3.1415927" println(a + " : " + c + " : " + ac); float a = PI + PI/4.0; float c = cos(a); float ac = acos(c); // Prints "3.926991 : -0.70710665 : 2.3561943" println(a + " : " + c + " : " + ac); |
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| Description | The inverse of cos(), returns the arc cosine of a value. This function expects the values in the range of -1 to 1 and values are returned in the range 0 to PI (3.1415927). | ||
| Syntax | acos(value) |
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| Parameters |
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| Returns | float | ||
| Usage | Web & Application | ||
| Related | cos() asin() atan() |

