sgn
Returns the sign of real or complex value. For complex numbers, the result is x/|x|. Depending on input, function can return scalar, vector, matrix or complex number.
Arguments
- Real or complex value x
Output
Real or complex value
Examples
Returns the sign of real or complex value. For complex numbers, the result is x/|x|. Depending on input, function can return scalar, vector, matrix or complex number.
Real or complex value