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15
Math.TechQA.Club
2022-05-11 09:10:15
153
Views
Questions about density of $\left\{\ \left( k+ \frac{1}{2} \right)^n \right\}$ in $[0,1]$
Published on
11 May 2022 - 9:10
#open-problem
#fractional-part
444
Views
Do three consecutive numbers of form $A^2B^3$ exist?
Published on
26 May 2022 - 22:00
#elementary-number-theory
#open-problem
90
Views
Show that $\dim(Y)<\infty$, application of the Hahn-Banach theorem.
Published on
26 Mar 2026 - 21:26
#functional-analysis
#banach-spaces
#open-problem
#open-map
#hahn-banach-theorem
140
Views
Examples of well-known unsolved problems, in subjects don't related to number theory, that have several equivalent formulations
Published on
21 Jul 2022 - 12:11
#reference-request
#big-list
#open-problem
115
Views
Is there any other known relationship between even perfect numbers and odd perfect numbers, apart from their multiplicative forms?
Published on
24 Jul 2022 - 8:08
#number-theory
#solution-verification
#divisor-sum
#perfect-numbers
#open-problem
66
Views
Doubt about approaching problem from the Kourovka notebook
Published on
10 Aug 2022 - 8:47
#group-theory
#finite-groups
#open-problem
79
Views
Can we come up with a disjoint union of a subsets of the group $\Bbb{Z}$ such that they do not equal the cosets of a subgroup, yet they form a group?
Published on
12 Aug 2022 - 1:20
#abstract-algebra
#group-theory
#ideals
#integers
#open-problem
70
Views
Name of conjecture about correlation of $\lambda(n)$ and $\lambda(n+1)$
Published on
26 Mar 2026 - 12:52
#number-theory
#open-problem
#multiplicative-function
96
Views
Another generalization of open mapping theorem
Published on
01 Sep 2022 - 9:24
#functional-analysis
#linear-transformations
#banach-spaces
#open-problem
145
Views
Are there infinitely many composite Euclid numbers of the second kind (Kummer numbers)?
Published on
10 Oct 2022 - 22:20
#sequences-and-series
#number-theory
#elementary-number-theory
#prime-numbers
#open-problem
85
Views
The same order type groups
Published on
13 Oct 2022 - 13:17
#group-theory
#finite-groups
#open-problem
103
Views
Summing the kth-nacci sequences over k
Published on
29 Oct 2022 - 0:26
#combinatorics
#expected-value
#open-problem
329
Views
Sums of p-th powers of first N positive integers equal a p-th power of an integer
Published on
03 Nov 2022 - 1:16
#number-theory
#open-problem
86
Views
Coman's Last Conjecture stating that every prime $q \geq 11$ can be written as $3 \cdot (p_1-1) + p_2$, where both $p_1$ and $p_2$ are prime numbers.
Published on
26 Mar 2026 - 14:34
#recreational-mathematics
#conjectures
#prime-gaps
#open-problem
#goldbachs-conjecture
106
Views
Proving a variation of Lemoine's Conjecture by assuming the strong Goldbach Conjecture
Published on
26 Mar 2026 - 13:01
#elementary-number-theory
#prime-numbers
#conjectures
#open-problem
#goldbachs-conjecture
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