| 释义 |
combinant|ˈkɒmbɪnənt|
[ad. late L. combīnānt-em, pr. pple. of combīnāre to combine.]
†1. One who combines, a confederate. Obs.
1628A. Leighton Appeal to Parl. in Chandler Hist. Persec. (1736) 369 The said Doctor and his Combinants caused the said Censure to be executed.
2. Math. (See quots.)
1853Sylvester in Camb. & Dublin Math. Jrnl. VIII. 257 What I term a combinant. 1885Salmon Higher Algebra 161 An invariant of a system of quantics of the same degree is called a combinant if it is unaltered (except by a constant multiplier) not only when the variables are linearly transformed, but also when for any of the quantics is substituted a linear function of the quantics.
Hence ˈcombinantive, pertaining to, or of the nature of, a combinant.
1853Sylvester in Camb. & Dublin Math. Jrnl. VIII. 257 Any combinantive concomitant will be a function of the full determinants of the matrix formed by the coefficients of the given system of forms and of the variables. 1885Salmon Higher Algebra 161 There may be in like manner combinantive covariants, which are equally covariants when for any of the quantics is substituted a linear function of them. |