The 2D Wave Equation on a Square;

Homogeneous Dirichlet Boundary Conditions

$cos(21/2t)\; sin(x)\; sin(y)$	$cos(51/2t)\; sin(2x)\; sin(y)$	$cos(101/2t)\; sin(3x)\; sin(y)$
$cos(51/2t)\; sin(x)\; sin(2y)$	$cos(81/2t)\; sin(2x)\; sin(2y)$	$cos(131/2t)\; sin(3x)\; sin(2y)$
$cos(101/2t)\; sin(x)\; sin(3y)$	$cos(131/2t)\; sin(2x)\; sin(3y)$	$cos(181/2t)\; sin(3x)\; sin(3y)$

These animations were generated using Waterloo MAPLE, and were optimized using the GIMP image manipulation program.

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