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13 lines
243 B
Plaintext
13 lines
243 B
Plaintext
<h3>acos() function</h3>
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Returns arcuscosinus of a value in radians.
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<p><h4>Syntax</h4>
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acos(<i>real</i>)</p>
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<p><h4>Arguments</h4>
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<i>real</i> → cos of an angle.</p>
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<p><h4>Example</h4>
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acos(0.5) → 1.0471975511966</p>
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