- abstract duality
- мат. абстрактная двойственность
Большой англо-русский и русско-английский словарь. 2001.
abstract duality
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Abstract index notation — is a mathematical notation for tensors and spinors that uses indices to indicate their types, rather than their components in a particular basis. The indices are mere placeholders, not related to any fixed basis, and in particular are non… … Wikipedia
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