SimPEG.electromagnetics.frequency_domain.Simulation3DMagneticFluxDensity.getA#

Simulation3DMagneticFluxDensity.getA(freq)[source]#

System matrix

$$\mathbf{A}=\mathbf{C}{{\mathbf{M}}_{\sigma }^{\mathbf{e}}}^{-1}{\mathbf{C}}^{\mathrm{\top }}{\mathbf{M}}_{{\mu }^{\mathbf{-}\mathbf{1}}}^{\mathbf{f}}+i\omega$$

Parameters:

freq (float) – Frequency

Return type:

scipy.sparse.csr_matrix

Returns:

A