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15
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A question on transitive closure of a certain relation

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#elementary-set-theory #relations
472
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Symmetricity of composition of equivalence relations

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#elementary-set-theory #relations
548
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reflexive ,symmetric , antisymmetric ,transitive

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#elementary-set-theory #relations
789
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How to find a surjective but not injective function from a set $M$ to itself

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#functions #relations
85
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Is this partially ordered set?

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#functions #elementary-set-theory #asymptotics #relations #order-theory
86
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Bijection from $\mathbb{N}$ to set of equivalence class

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#relations #equivalence-relations
29
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check my explaination (explain why $(a,b)R(x,y)$ iff $a \leq x$ and $b \leq y$ is not toal order)

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#discrete-mathematics #elementary-set-theory #relations
3.1k
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What is the equivalence relation on the Set $A=\{1,2,3,4,5\}$

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#elementary-set-theory #relations #equivalence-relations #set-partition
76
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Isomorphism and Relations

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#abstract-algebra #group-theory #relations #group-isomorphism
309
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Are reflexive relations transitive?

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#discrete-mathematics #relations
466
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Antisymmetric relation and bilinear form

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#linear-algebra #relations
138
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Union of equivalence classes

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#discrete-mathematics #elementary-set-theory #relations #equivalence-relations
997
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Terminology question about containment relation between sets

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#elementary-set-theory #terminology #inclusion-exclusion #relations
2.7k
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quotient set A/R if R is an euqivalence relation on A A/R is a partition of A

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#elementary-set-theory #relations
35
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Independence of choice of represepresentatives, Filter,Reduced product

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#set-theory #relations #equivalence-relations #filters #binary-operations

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