ordinal product
常见例句
- In this paper, we discuss reflexivity and hyperreflexivity of the ordinal sum and the ordered product of subspace lattices.
本文讨论了子空间格的序和、序积的自反和超自反性以及它们对应的代数的超自反性。 - The lexicographical order on the Cartesian product of a set of totally ordered sets indexed by an ordinal, is itself a total order.
在用一个序数索引的那些全序集合的笛卡尔积的一个集合上的词典序自身是全序。
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