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SYMMETRIES in PHYSICS

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Symmetry and Groups: Historical Aspects<br />

Models of Platonic Figures<br />

Symmetry <strong>in</strong> Physics: A Short History<br />

Group Theory: First Concepts<br />

Recall: Platonic Figures = Polyhedra whose<br />

faces are identical regular convex polygons<br />

Allowed polygons are equilateral triangles, or<br />

squares or regular pentagons<br />

Plato<br />

Tetrahedron, Cube, Octahedron, Icosahedron, Dodecahedron<br />

Jerzy DUDEK<br />

<strong>SYMMETRIES</strong> <strong>in</strong> <strong>PHYSICS</strong>

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