Category Archives: Symmetry

Group theory – just a smile

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Symmetries as groups

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Types of symmetry

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Crystal symmetry celebration

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Periodic mosaics. Problems for the tilers and mathematicians

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Nonperiodic mosaics – chaos and order in the pentagonal symmetry

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The Quasicrystals – between two worlds

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About symmetry of flora and fauna

Why are we bilateral? Spherical blue-green algae (cyanobacteria). Photo: infofeed.org Why do most animals, and we – humans have bilateral (bilateral) symmetry? This is related to active movement in space . Some unicellular organisms spend their entire lives going way up high in the water and their notions of “right-left” and “top-down” no significant difference […]

Space-time transformations and conservation laws. Theorem Nyoter.

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Discrete symmetry. Parity

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