A Hybrid Technique Based on the Combination of Multilevel Fast Multipole Algorithm and the Geometrical Theory of Diffraction

<table>Geometrical model of the Passat with an array of 7 × 7 vertical dipoles.</table>

International Journal of Antennas and Propagation

Figure 5: A Hybrid Technique Based on the Combination of Multilevel Fast Multipole Algorithm and the Geometrical Theory of Diffraction 