On 06/04/09 21:20, Robert Kern wrote: > On Mon, Apr 6, 2009 at 20:53, Nathan Faggian <[email protected]> wrote: > > HI, > > I want to construct a large complex matrix, I have the real and imaginary > > components as double vectors, is there a fast way to construct a complex > > vector in numpy? > > C = np.empty((n,m), dtype=complex) > C.real.flat[:] = real_values > C.imag.flat[:] = imag_values > Just a question, is there any advantage to doing C = 1.j *imag_values + real_values ?
Cheers Jochen > -- > Robert Kern > > "I have come to believe that the whole world is an enigma, a harmless > enigma that is made terrible by our own mad attempt to interpret it as > though it had an underlying truth." > -- Umberto Eco > _______________________________________________ > Numpy-discussion mailing list > [email protected] > http://mail.scipy.org/mailman/listinfo/numpy-discussion _______________________________________________ Numpy-discussion mailing list [email protected] http://mail.scipy.org/mailman/listinfo/numpy-discussion
