Keywords - Function groups - @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Library: math
See also: ccos ccosh cexp cln csin csinh csqrt ctan

Macro: ctanh
Description: Complex tangens hyperbolicus

Usage: z = ctanh(x)
Input:
x n x p x d1 x ... x dn complex array
Output:
z n x p x d1 x ... x dn complex array

Example:
library("math")
x = complex (#(4,16), #(9,1))
ctanh(x)
Result:
Contents of z.re 
[1,]  0.99956 
[2,]        1 
Contents of z.im 
[1,]  0.00027638 
[2,]  2.1313e-14 

Library: math
See also: ccos ccosh cexp cln csin csinh csqrt ctan

Keywords - Function groups - @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Author: Sigbert Klinke, 920424, 960423, 970529
(C) MD*TECH Method and Data Technologies, 28.6.1999