The 2D Wave Equation on a Disk;

Homogeneous Dirichlet Boundary Conditions

$cos(k$0,1 t) J0(k0,1 r) $k$0,1 = 2.404825558...	$cos(k$0,2 t) J0(k0,2 r) $k$0,2 = 5.520078110...	$cos(k$0,3 t) J0(k0,3 r) $k$0,3 = 8.653727913...
$cos(k$1,1 t) J1(k1,1 r) cos(θ) $k$1,1 = 3.831705970...	$cos(k$1,2 t) J1(k1,2 r) cos(θ) $k$1,2 = 7.015586670...	$cos(k$1,3 t) J1(k1,3 r) cos(θ) $k$1,3 = 10.17346814...
$cos(k$2,1 t) J2(k2,1 r) cos(2θ) $k$2,1 = 5.135622302...	$cos(k$2,2 t) J2(k2,2 r) cos(2θ) $k$2,2 = 8.417244140...	$cos(k$2,3 t) J2(k2,3 r) cos(2θ) $k$2,3 = 11.61984117...
$cos(k$3,1 t) J3(k3,1 r) cos(3θ) $k$3,1 = 6.380161896...	$cos(k$3,2 t) J3(k3,2 r) cos(3θ) $k$3,2 = 9.761023130...	$cos(k$3,3 t) J3(k3,3 r) cos(3θ) $k$3,3 = 13.01520072...

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