[현대대수학] 노트요점 / A Few Preliminaries 1. Subse
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3.Š. Injective map (단사 사상) A , B sets.
…. Cartesian Product (카테이션 곱) A , B sets.
현대대수학 노트정리 A Few Preliminaries 1. Subse
설명
레포트 > 자연과학계열
0.
a map surjective (onto)
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1. reflexive ; a a
2.
B a subset of A
2. symmetric ; a b ⇒ b a
A Few Preliminaries 1. Subset (부분집합) A ,...
. notation„. Equality of sets (집합의 상등) A , B sets.
2.Ԟ. Bijective map (전단사 사상) A , B sets.
AB={(a,b) }
A Few Preliminaries 1. Subset (부분집합) A ,...
; Cartesian product of A and B†. Ordered Pairs (순서쌍) A , B sets.
1. a map
a map injective (1-1)
1.
[현대대수학] 노트요점 / A Few Preliminaries 1. Subse
an equivalence relation on A
A=B
a map
순서
2.‹. Surjective map (전사 사상) A , B sets.
a relation from A to B
1. a map
a map bijective
ˆ. Equivalence relation (동치관계) A a set.
2. f injective and surjectiveԟ. Cardinality (...
3. transitive ; a bb c ⇒ a c‰. Function, Map (함수, 사상) A , B sets.
A Few Preliminariesƒ. Subset (부분집합) A , B sets.
1. a map
. (a,b) { {a}, {a,b} }‡. Relation (관계) A , B sets.
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다.
