Name

cscd — Computes the element-wise cosecant of the argument given in degree.

Calling Sequence

x = cscd(x)

Parameters

x

Real or complex array.

x

Real or complex array.

Description

The entries of y are the cosecant 1/sin of the entries of x given in degree. The results are real and in ]-%inf -1] U [1 %inf[. or entries equal to n*180 with n integer, the result is infinite (or an error depending on ieee mode). For entries equal to n*90with n integer and odd the result is exactly 1 or -1.

Examples

       csc(%pi/4)
       cscd(90)
    

See Also

secd , csc , sind

Authors

Serge Steer, INRIA