Description:
A sign function that only handles complex number.
Syntax:
A.comsign()
Note:
The external library function (See External Library Guide) returns a same-size sequence where each element is A/A.comabs().
Parameter:
A |
A sequence of complex numbers |
Return value:
Sequence
Example:
|
A |
|
1 |
=[[1,2],[3,4],[5,6],[7,8],[5,0],[-5,0],[-8,-9],[-0.3,5],[3,-4],[0,0],[0,3],[0,-2]] |
|
2 |
=A1.comsign() |
|