Changes

[[Image:ResDiagram1.jpg|thumb|Surface Schematic]]

[[Image:ResDiagram1.jpg|thumb|Surface Schematic]]

<math>\boldsymbol{E} = \boldsymbol{E_0} e^{i \boldsymbol{k \cdot x} - \omega t}</math>

<math>\boldsymbol{E} = \boldsymbol{E_0} e^{i \left( \boldsymbol{k \cdot x} - \omega t \right)}</math>