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Equivalence-relations
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Show that a relation is equivalent if it is both reflexive and cyclic.
September 27th, 2021
elementary-set-theory
equivalence-relations
relations
Need help counting equivalence classes.
August 1st, 2022
combinatorics
equivalence-relations
Find the equivalence class of 0
August 1st, 2022
equivalence-relations
discrete-mathematics
Equivalence Relation on R (real numbers)
April 2nd, 2020
discrete-mathematics
functions
equivalence-relations
relations
Prove that, with vector addition and scalar multiplication well-defined, $V/W$ becomes a vector space over $k$.
August 1st, 2022
vector-spaces
linear-algebra
equivalence-relations
How to describe an equivalence class?
April 13th, 2020
equivalence-relations
Prove that if S is a symmetric relation on A and R $\subseteq$ S, then $R^{-1}$ $\subseteq$ S
August 1st, 2022
proof-writing
proof-verification
equivalence-relations
relations
Define a relation R on R by xRy if and only if y − x ∈ Z.
August 1st, 2022
proof-explanation
equivalence-relations
Listing equivalence relations class for $x\sim y \Leftrightarrow x^2=y^2$
August 1st, 2020
equivalence-relations
Equivalence Classes for 7 divides (x-y)
August 1st, 2022
equivalence-relations
How many relations on a set with 6 elements?
November 19th, 2020
discrete-mathematics
equivalence-relations
relations
How to prove that a1 ∼ a2 ⇔ f(a1) = f(a2) is an equivalence relation?
August 1st, 2022
discrete-mathematics
equivalence-relations
Equality of equivalence classes for congruence modulo 7
November 10th, 2020
elementary-number-theory
equivalence-relations
congruences
Compute equivalence classes of equivalence relation
February 1st, 2020
relations
equivalence-relations
discrete-mathematics
Describe the equivalence relation of the following set with the given partition.
November 17th, 2020
relations
equivalence-relations
Find the multiplicative inverses of each nonzero element of the field $Z/(5), Z/(11), Z/(17).$
August 1st, 2022
equivalence-relations
abstract-algebra
transitivity of a relation, through matrix.
February 28th, 2020
equivalence-relations
relations
matrices
Is a congruence (equivalence) class modulo n a group?
August 1st, 2022
equivalence-relations
abstract-algebra
abelian-groups
modular-arithmetic
group-theory
Proving that a pair of equivalence classes must be identical or disjoint
August 1st, 2022
equivalence-relations
relations
logic
elementary-set-theory
I don't understand equivalence classes with relations
April 29th, 2020
elementary-set-theory
relations
equivalence-relations
discrete-mathematics
Determine all equivalence classes of $xy>0$
August 1st, 2022
equivalence-relations
Equivalence Class Question
August 1st, 2022
equivalence-relations
Prove that if R is a symmetric relation, so is R^2.
December 4th, 2020
relations
equivalence-relations
Matrix Similarity Question
March 11th, 2020
linear-algebra
equivalence-relations
How to find union and intersection of these relations?
March 9th, 2020
discrete-mathematics
logic
relations
equivalence-relations
elementary-set-theory
Show that R is an equivalence relation and determine all distinct classes
August 1st, 2022
relations
discrete-mathematics
elementary-set-theory
equivalence-relations
Finding the equivalence classes
January 18th, 2020
discrete-mathematics
equivalence-relations
Determine If relations are reflexive, symmetric, antisymmetric, transitive
November 30th, 2020
relations
equivalence-relations
Prove that two equivalence classes of two elements are equal iff the elements are related
August 1st, 2022
equivalence-relations
elementary-set-theory
If R is $(a,b)R(c,d) \iff a+d =b+c$ show that $R$ is an equivalence relation.
August 1st, 2022
relations
equivalence-relations
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