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15
Math.TechQA.Club
2026-04-09 04:01:40
116
Views
Proof for Division Algorithm, from the book *Contemporary Abstract Algebra* by Joseph A. Gallian
Published on
09 Apr 2026 - 4:01
#number-theory
#proof-explanation
125
Views
Some doubts about proof of Strong Law of Large Numbers
Published on
11 Apr 2026 - 13:04
#probability-theory
#proof-explanation
#expected-value
#law-of-large-numbers
#strong-convergence
30
Views
Variance of $X$, an uniformly random sum from a finite set $S$.
Published on
13 Apr 2026 - 19:17
#probability
#proof-explanation
#variance
123
Views
Doubt regarding the proof of row rank = column rank
Published on
16 Apr 2026 - 10:22
#linear-algebra
#matrices
#proof-explanation
#matrix-rank
38
Views
m pages are printed, and the number of pages misprinted is never even. Why is any of the m-1 events $E_i =$ {misprint in the ith page} are m.i.?
Published on
17 Apr 2026 - 15:49
#probability
#proof-explanation
#independence
325
Views
Proof of uniqueness of Laplace Transform
Published on
10 Apr 2026 - 23:54
#proof-explanation
#laplace-transform
73
Views
Explain a section of Euclid's Theorem on an infinite number of prime numbers.
Published on
23 Apr 2026 - 1:37
#number-theory
#discrete-mathematics
#proof-explanation
#solution-verification
33
Views
For $G \sim G(n, 0.5)$, $I$ a $k$-set of vertices, and event $E_I = \{G[I] \cong K_k \text{ or } K_k^c \}$, how many events does $E_I$ depend on?
Published on
25 Mar 2026 - 17:42
#probability
#proof-explanation
#random-graphs
#extremal-combinatorics
#probabilistic-method
124
Views
Countability of the set $(0,1)$
Published on
14 Apr 2026 - 9:53
#real-analysis
#elementary-set-theory
#proof-explanation
50
Views
Maximum $n$ such that $e2^{1 - {k \choose 2}}{k \choose 2}{{n-2} \choose {k-2}} \leq 1$, as $k \to \infty$.
Published on
16 Apr 2026 - 9:33
#discrete-mathematics
#proof-explanation
#asymptotics
#approximation-theory
#extremal-combinatorics
35
Views
Understanding transitivity of set elements
Published on
13 Apr 2026 - 21:34
#proof-explanation
18
Views
Help to understand a possible misunderstanding mine concerning to the proof that the resolvent of the Laplacian is compact
Published on
11 Apr 2026 - 22:53
#proof-explanation
#spectral-theory
2.5k
Views
Probability: proving $E(X)=np$
Published on
12 Apr 2026 - 23:32
#probability
#combinatorics
#proof-explanation
#expected-value
2k
Views
How do you prove that given propositions are inconsistent?
Published on
13 Apr 2026 - 0:56
#discrete-mathematics
#proof-explanation
#propositional-calculus
100
Views
Understanding the proof of: $p$ is prime and $a \in \mathbb{Z}_p \implies x^p - a \in \mathbb{Z}_p$ is reducible.
Published on
29 Apr 2026 - 23:06
#abstract-algebra
#proof-writing
#field-theory
#proof-explanation
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