imag¶
Purpose¶
Returns the imaginary part of x.
Format¶
-
zi =
imag
(x)¶ - Parameters:
x (NxK matrix or N-dimensional array) – data
- Returns:
zi (NxK matrix or N-dimensional array) – the imaginary part of x.
Examples¶
// X-matrix
x = { 4i 9 3,
2 5-6i 7i };
// Find imaginary part of x
y = imag(x);
y = 4 0 0
0 -6 7
Remarks¶
If x is real, zi will be an NxK matrix or N-dimensional array of zeros.