The level set method (sometimes abbreviated as LSM) is a numerical technique for tracking interfaces and shapes. The advantage of the level set method is that one can perform numerical computations involving curves and surfaces on a fixed Cartesian g

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One of the most useful antennas at microwave frequencies (f > 1 GHz).  It usually consists of a metal “patch” on top of a grounded dielectric substrate.  The patch may be in a variety of shapes, but rectangular and circular are t