SimPEG.base.BaseMagneticPDESimulation.Jtvec# BaseMagneticPDESimulation.Jtvec(m, v, f=None)[source]# Jtv = Jtvec(m, v, f=None) Effect of transpose of J(m) on a vector v. :param numpy.ndarray m: model :param numpy.ndarray v: vector to multiply :param Fields f: fields :rtype: numpy.ndarray :return: JTv