projective
a. 射影的, 投影的, 凸出的, 突出的, 投射的 [计] 投影的
发音
词形变化
释义与例句
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1.
An assessment test that presents subjects with some sort of stimulus to which they react by projecting or imagining details.
心理学 -
2.
A projective member of a category.
数学 -
3.
A statement about a conditional or potential state of affairs, as opposed to one about a situation that actually exists or existed.
语言学
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1.
projecting outward
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2.
of, relating to, or caused by a projection
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3.
Of or related to projective geometry:
Invariant under projective transformations.
数学 -
4.
Of or related to projective geometry:
Defined in or inhabiting a projective space.
数学 -
5.
In a technical sense, general (but not necessarily so general as to be free); involving such objects:
Such that there is another (left) R-module N with M⊕N a free R-module. Equivalently, projective in the category of modules (see below).
数学 -
6.
In a technical sense, general (but not necessarily so general as to be free); involving such objects:
Such that, given an epimorphism e:E→X and morphism f:P→X, f factors through e; that is, there exists a morphism ̃f:P→E with e∘̃f=f.
数学 计算机 工程 -
7.
In a technical sense, general (but not necessarily so general as to be free); involving such objects:
Such that every epimorphism from a profinite group onto G has a right inverse which is a homomorphism.
数学 -
8.
In a technical sense, general (but not necessarily so general as to be free); involving such objects:
Such that every object in the resolution is projective.
数学
相关短语
词源
Formed by the suffixation of prōiect- (the perfect passive participial stem of the Classical Latin prōiciō, whence the English verb project) with the English -ive, forming project + -ive; however, compare the post-Classical Latin prōiectīvus (“relating to purging”).
来源:wiktionary