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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); | ||
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) | ||
Parameters |
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Returns | float | ||
Related | cos() asin() atan() |