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Omni-MATH / Does there exist a set M in usual Euclidean space such that for every plane λ the intersection M∩λ is finite and nonempty ? [i] [hide="Remark"]I'm not sure I'm posting this in a ri… · Discussion

Discussing Does there exist a set M in usual Euclidean space such that for every plane λ the intersection M∩λ is finite and nonempty ? [i] [hide="Remark"]I'm not sure I'm posting this in a ri… · Omni-MATH

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