1 Noun 2 Verb 0 Adj. 0 Adv.
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ZHNoun
ZH
满射或蓋射(英語:surjection、onto),或稱满射函数或映成函數,一个函数 f : X → Y {\displaystyle f:X\rightarrow Y} 为满射,則对于任意的陪域 Y {\displaystyle Y} 中的元素 y {\displaystyle y} ,在函数的定义域 X {\displaystyle X} 中存在一點 x {\displaystyle x} 使得 f = y {\displaystyle f=y} 。
满射
bn:02147639n Concept
From automatic translation
ZHVerb
EN
Reach a destination; arrive by movement or progress
到达出现
bn:00082788v Concept
EN
To assume a place in a sequence of successions; to be one of a group that takes turns.
bn:29828671v Concept