What is the difference between equality and congruence outside of geometry?
57654
Congruent Modulo $n$: definition
126725
If $p$ is prime and $p$ $\equiv$ $1$ (mod 4), then the congruence $x^2$ $\equiv$ $-1$ (mod $p$) has two incongruent solutions...
115435
Induction: prove using congruences
139
Prove or disprove: For every integer a, if a is not congruent to 0 (mod 3), the a^2 is congruent to 1 (mod 3)
85770
What is the difference between ∀x(p(x) →q(x)) and ∀x(p(x) ∧q(x))?
107990
Does there exist an integer $x$ satisfying the following congruences?
157748
Why should the equality of mixed partials be "intuitively obvious"?
71767
What is the difference between $\Bbb{R^n}\times\Bbb{R^m}$ and $\Bbb{R^{m+n}}$?
20556
Isomorphism between two models of Hilbert's Axioms with different notions of congruence
31937
How do I prove equality of x and y?
38547
Why does the Euclidean algorithm for finding GCD work?
76032
Prove that if m is a square integer then m is neither congruent to 2 modulo 5 nor congruent to 3 modulo 5
97890
$\{1,1\}=\{1\}$, origin of this convention
45882
Solving a congruence without Fermat's little theorem
113083
How to prove a set equality?
33735
The square of an integer is congruent to 0 or 1 mod 4
126633
Is a contradiction enough to prove a set equality to $\varnothing$?