Unimodular lattice
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What links here
E8 lattice
4-manifold
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Eisenstein series
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Hurwitz quaternion
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E8
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E8 (mathematics)
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K3 surface
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Lattice (group)
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Kissing number
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72 (number)
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Sphere packing
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Leech lattice
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90 (number)
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Dynkin diagram
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Root system
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Packing problems
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Octonion
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