| 释义 |
sesquiplicate, a.|sɛsˈkwɪplɪkət|
[ad. mod.L. sesquiplicātus, f. sesqui- + plicātus folded, plicate, to express the meaning ‘subduplicate of the triplicate’. (L. sesquiplex = taken once and a half.)]
Bearing or involving the ratio of the square roots of the cubes of the terms of a certain ratio.
Thus, a is to a′ in the sesquiduplicate ratio of b to b′, when a:a′::√b3:√b′3.
1714Derham Astrol. Theol. (1769) 22 Their motions round the Sun, are in sesquiplicate proportion to their distances from him. 1728tr. Newton's Syst. World 12 The periodic times of the satellits of Jupiter are, one to another, in the sesquiplicate proportion of their distances from the center of this planet. 1841Penny Cycl. XIX. 309/2 Sesquiplicate ratio of A to B. 1873Proctor Expanse of Heaven 108. |