cscd

Arguments

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 — Compute the element-wise secant of the argument given in degree.
• csc — Computes the element-wise cosecant of the argument.
• sind — sine function, argument in degree.

Authors

• Serge Steer, INRIA