Discrete, Amorphous Physical Models - paper from International Journal of Theoretical Physics (also in pdf format)

### Animations:

One-dimensional wave

Two-dimensional wave on a torus

Two-dimensional wave, edges fixed at 0

Two-dimensional wave, initial pulse travelling right,
'parabolic mirror' (fixed parabola-shaped boundary) at right

"Refraction" (dense region in center with same average
number of neighbors

An example of an irregular lattice:

q (amplitude) is displayed for each site. Colors used:

5000 processors, 6.6 neighbors per site on average

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images

Same initial conditions

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images

### "Parabolic mirror" (parabola-shaped fixed boundary at right) [MPEG animation]

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images

### "Refraction" (dense region in center with same average number of neighbors)
[1.7 MB MPEG
animation]

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images

Equally-spaced processors; q is plotted as height

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images