Parameters

amplitude	Scope: private		REAL
Description: Amplitude of initial Gaussian wave
Range			Default: 1.0
0:*

bound	Scope: private		KEYWORD
Description: Which boundary condition to apply
Range			Default: zero
zero	Set boundary values to zero
radiation	Radiation/wave boundary conditions

sigma	Scope: private		REAL
Description: Width of Gaussian wave
Range			Default: 0.02
*:*	Anything

xcenter	Scope: private		REAL
Description: x-position of center of Gaussian wave
Range			Default: 0.5
*:*	Anywhere

ycenter	Scope: private		REAL
Description: y-position of center of Gaussian wave
Range			Default: 0.5
*:*	Anywhere