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I seem to find that p↔(q↔r) ≡ (p↔q)↔r ≡ (p↔r)↔q

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#logic #self-learning #equivalence-relations
773
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Show that congruence of matrices is an equivalence relation.

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#linear-algebra #equivalence-relations #matrix-congruences
198
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Equivalence relation on pairs of integers by their gcd

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#equivalence-relations
106
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equivalence relations proof and equivalence classes

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#discrete-mathematics #equivalence-relations
1.3k
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Let $R$ be a relation, $R: A \to A$ where $R$ is both symmetric and transitive. Prove the following:

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#discrete-mathematics #elementary-set-theory #proof-writing #equivalence-relations
25
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finding equivalence class of a set $U$

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#equivalence-relations
28
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show that the projection $f: X\rightarrow X$ is an equivalence relation

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#equivalence-relations
180
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Difference between anti-symmetry and transitivity in the image

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#logic #graph-theory #computer-science #order-theory #equivalence-relations
280
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Nonabelian group of order 95

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#abstract-algebra #group-theory #abelian-groups #equivalence-relations
37
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Equivalence Relation questions about transitivity

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#abstract-algebra #relations #equivalence-relations
462
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Devising an equivalence relation with exactly two (or three) equivalence classes

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#discrete-mathematics #relations #equivalence-relations
1.4k
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determining whether a binary relation of a power set is reflexive, symmetric and transitive

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#discrete-mathematics #equivalence-relations
271
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Finding the equivalence class of an equivalence relation

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#discrete-mathematics #equivalence-relations
44
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Struggling to write equivalence relation

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#matrices #group-theory #permutations #equivalence-relations
112
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Defining a particular equivalence relation on square matrices relating to Jordan Canonical Form

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#linear-algebra #matrices #equivalence-relations #jordan-normal-form

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