pracma (version 1.7.9)

cot,csc,sec, etc.: More Trigonometric Functions

Description

More trigonometric functions not available in R.

Usage

cot(z)
csc(z)
sec(z)
acot(z)
acsc(z)
asec(z)

Arguments

z

numeric or complex scalar or vector.

Value

• Result vector of numeric or complex values.

Details

The usual trigonometric cotangens, cosecans, and secans functions and their inverses, computed through the other well known -- in R -- sine, cosine, and tangens functions.

See Also

Trigonometric and hyperbolic functions in R.

Examples

cot(1+1i)       # 0.2176 - 0.8680i
csc(1+1i)       # 0.6215 - 0.3039i
sec(1+1i)       # 0.4983 + 0.5911i
acot(1+1i)      # 0.5536 - 0.4024i
acsc(1+1i)      # 0.4523 - 0.5306i
asec(1+1i)      # 1.1185 + 0.5306i