{"identifier":54961,"topic":"Functions","name":"cos","text":"<code><pre>the cos of <i>number<\/i>\n<\/pre><\/code>\nValue returned: number equal to the trigonometric cosine of<code> <i>number<\/i> <\/code>expressed in radians <br><br>\n\n Note: There are 2 * pi radians in 360 degrees. <br>\n","related":{"32809":null,"52019":"atan","78162":"numberFormat","64752":"sin","65714":"tan"},"examples":"the cos of 0  -- returns 1\nthe cos of pi -- returns -1\nthe cos of pi \/ 2  -- returns -.5\nthe cos of (pi \/ 2) -- returns 0","demo":"","debug":{"9":["the cos of number\r\rV"]}}