Group: | Mathematical Functions |
Topic: | Trigonometric Functions |
See also: | acos acosh asin asinh atan atan2 atanh cos cosh sin sinh tanh |
Function: | tan | |
Description: | Returns the tangent in radian of the elements of an array. |
Usage: | z = tan (x) | |
Input: | ||
x | array | |
Output: | ||
z | array |
x = #(pi/3, pi/4)~#(pi, 3/4*pi) tan(x) setenv("outputformat","%8.5f") tan(x) setenv("outputformat","%8.5lg")
Contents of tan [1,] 1.7321 -1.2251e-16 [2,] 1 -1 Contents of tan [1,] 1.73205 0.00000 [2,] 1.00000 -1.00000