This is documentation for an old release of NumPy (version 1.6.0). Read this page in the documentation of the latest stable release (version > 1.17).
The real part of the array.
See also
Examples
>>> x = np.sqrt([1+0j, 0+1j])
>>> x.real
array([ 1. , 0.70710678])
>>> x.real.dtype
dtype('float64')