cos: Difference between revisions

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| '''cos''' x |= Syntax
| [[Number]] <nowiki>=</nowiki> '''cos''' x |= Syntax


|p1= x: [[Number]] |= Parameter 1
|p1= x: [[Number]] |= Parameter 1

Revision as of 02:07, 25 August 2007

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Description

Description:
Cosine of a number, argument in degrees.
Groups:
Uncategorised

Syntax

Syntax:
Number = cos x
Parameters:
x: Number
Return Value:
Number

Examples

Example 1:
cos 60
returns 0.5

Additional Information

See also:
acossinasin

Notes

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Only post proven facts here! Add Note

Notes

Posted on August 8, 2006 - 23:54
hardrock
Be aware that there might be rounding errors in the results of this command. cos 90 for example doesn't return the expected '0', but '-4.37114e-008'. So, if you want to compare results of Cosinus, don't use the compare operator (cos 90)==0 but rather use less than. (cos 90) < 0.00001

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