cosd

Arguments

x

a 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.

Sample

Examples

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

See Also

• cos — cosine function