E7 (mathematics)
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E6 (mathematics)
E8 (mathematics)
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Cubic surface
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Dodecagon
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72 (number)
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27 (number)
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List of Lie groups topics
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78 (number)
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Coxeter group
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E6
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Simple Lie group
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Root system
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Octonion
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Simple group
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Lie group
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Grand Unified Theory
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E6 (math)
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E6 (Mathematics)
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