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单词 postfactor
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postfactor
postfactor n.
Brit. /(ˌ)pəʊs(t)ˈfaktə/
,
U.S. /ˌpoʊs(t)ˈfæktər/
Mathematics the second of two factors in non-commutative multiplication.
ΚΠ
1884 J. W. Gibbs Elem. Vector Anal. §131 The vector α × β as a pre- or post-factor in skew multiplication is equivalent to the dyadic {βα − αβ} taken as pre- or post-factor in direct multiplication.
1947 S. A. Stigant Mod. Electr. Engin. Math. vi. 117 In Eqn. (6.3), the dyadic is a prefactor to the vector B; placed after B it would be termed as postfactor.
1994 MIS Q. 18 67/1 As can be seen, pre-factor 1 is strongly correlated with post-factor 1 (r's = .97 and .97).
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