| 释义 |
in·verse
I. \(ˈ)in|vərs, ənˈv-, -və̄s, -vəis\ transitive verb
(-ed/-ing/-s)
Etymology: Latin inversus, past participle of invertere
: invert, reverse
II. \ˈ ̷ ̷ˌ ̷ ̷, ̷ ̷ˈ ̷ ̷\ adjective
Etymology: Latin inversus, past participle of invertere to invert — more at invert
1. archaic : being upside down : inverted
< a tower builded on a lake, mocked by its inverse shadow — Thomas Hood †1845 >
2. : opposite in nature or relationship : contrary, reversed
< as high as 70 percent … were engaged in repair and conversion work, a condition inverse to prewar operation — Collier's Year Book >
< attendance of the students … is in inverse ratio to the work in the cornfields — Joaquin Noval >
3.
a. : opposite in nature and effect — used of two mathematical operations which when both are performed in succession upon any quantity reproduce that quantity
< division is the inverse operation of multiplication >
b. of a mathematical function : expressing the same relationship as another function but from the opposite viewpoint
III. noun
(-s)
1. : something of a contrary nature or quality : opposite, reverse
< had no luck with his experiment so he tried the inverse of this process and got a positive result >
specifically : the opposite color from that of the first card dealt in the winning row in the game of rouge et noir — compare couleur 2
2. : the result of an inversion; specifically : a proposition which is inferred immediately from another and in which the subject term is the negative of the subject of the given proposition and the predicate term is unchanged
< the inverse of “no purposeful effort is entirely wasted” is “some not-purposeful effort is entirely wasted” >
— compare contraposition
3. : an inverse function, operation, or point
IV. noun
: a set element that is related to another element in such a way that the result of applying a given binary operation to them is an identity element of the set — see additive inverse herein multiplicative inverse herein |