code: def get_vectors(self, indices=None):
          '''Compute Ritz vectors.'''
          H_ = self._deflated_solver.H
          (n_, n) = H_.shape
          coeffs = self.coeffs if indices is None else self.coeffs[:, indices]
          return numpy.c_[self._deflated_solver.V[:, :n],
                          self._deflated_solver.projection.U].dot(coeffsf get_vectors(self, indices=None):
          '''Compute Ritz vectors.'''
          H_ = self._deflated_solver.H
          (n_, n) = H_.shape
          coeffs = self.coeffs if indices is None else self.coeffs[:, indices]
          return numpy.c_[self._deflated_solver.V[:, :n],
                          self._deflated_solver.projection.U].dot(coeffs)
docs: Compute Ritz vectors.