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Please note that the recommended version of Scilab is 6.1.1. This page might be outdated.
See the recommended documentation of this function

Scilab manual >> Elementary Functions > Trigonometry > cosd

cosd

element-wise cosine function, argument in degree

Calling Sequence

y=cosd(x)

Arguments

x

real vector/matrix

Description

For a vector or a matrix x of angles given in degree, cosd(x) is the cosine of its elements. The results are in [-1 1]. For input elements which are equal to n*90 with n integer and odd, the result is exactly zero.

Examples

x=[0,30 45 60 90 360];
cosd(x)

See Also

Authors

  • Serge Steer, INRIA
<< cos Trigonometry cosh >>

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Last updated:
Wed Jan 26 16:23:40 CET 2011