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单词 direct product
释义

Definition of direct product in English:

direct product

noun
Mathematics
  • A direct sum of sets regarded formally as a product, which in the case of an infinite number of sets is allowed to contain infinite sequences of non-zero elements.

Origin

Late 19th century; earliest use found in William Burnside (1852–1927), mathematician.

Definition of direct product in US English:

direct product

noun
Mathematics
  • A direct sum of sets regarded formally as a product, which in the case of an infinite number of sets is allowed to contain infinite sequences of non-zero elements.

Origin

Late 19th century; earliest use found in William Burnside (1852–1927), mathematician.

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更新时间:2025/7/17 11:08:25