non-commutativenessn.

Brit.

/ˌnɒnkəˈmjuːtətɪvnᵻs/,

/ˌnɒnˈkɒmjᵿtətɪvnᵻs/,

/ˌnɒnˈkɒmjᵿteɪtɪvnᵻs/, U.S.

/ˌnɑnˈkɑmjəˌteɪdɪvnᵻs/,

/ˌnɑnkəˈmjudədɪvnᵻs/

Origin: Formed within English, by derivation. Etymons: non- prefix, commutativeness n.

Etymology: < non- prefix + commutativeness n., after non-commutative adj.

Mathematics.

= non-commutativity n.

ΚΠ

1896 Amer. Jrnl. Math. 18 72 The property of non-commutativeness of factors is not new even to the ordinary mathematical operations.

1940 Mind 49 459 It is not always the case that ab = ba. This non-commutativeness is quite essential to its use in physics.

This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).

单词	non-commutativeness
释义	non-commutativenessn. Brit. /ˌnɒnkəˈmjuːtətɪvnᵻs/, /ˌnɒnˈkɒmjᵿtətɪvnᵻs/, /ˌnɒnˈkɒmjᵿteɪtɪvnᵻs/, U.S. /ˌnɑnˈkɑmjəˌteɪdɪvnᵻs/, /ˌnɑnkəˈmjudədɪvnᵻs/ Origin: Formed within English, by derivation. Etymons: non- prefix, commutativeness n. Etymology: < non- prefix + commutativeness n., after non-commutative adj. Mathematics. = non-commutativity n. ΚΠ 1896 Amer. Jrnl. Math. 18 72 The property of non-commutativeness of factors is not new even to the ordinary mathematical operations. 1940 Mind 49 459 It is not always the case that ab = ba. This non-commutativeness is quite essential to its use in physics. This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022). < n.1896
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