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John McVey
  • Member for 3 years, 11 months
  • Last seen more than a month ago
28 votes
2 answers
1k views

Does the symmetric group $S_{10}$ factor as a knit product of symmetric subgroups $S_6$ and $S_7$?

9 votes
2 answers
368 views

Are these two combinatorially-defined sets of integers disjoint?

7 votes
1 answer
319 views

Conjectured combinatorial non-equality

6 votes
2 answers
212 views

Differences between $p$-groups and $q$-groups

4 votes
2 answers
649 views

Wanted: multiple primes in $(\frac{5n}6,n)$

4 votes
0 answers
231 views

Has the external knit product been used to construct a previously unknown group?

3 votes
1 answer
185 views

Is this set of fractions dense in the interval $\big[\frac 13,\frac 12\big)$?

3 votes
1 answer
242 views

Growth rate of $|{\rm cd}(S_n)|$

2 votes
2 answers
129 views

Is a point stabilizer in the Mathieu group $M_{20}$ half-transitive?

0 votes
0 answers
197 views

Stories where a different definition lead to an inaccurate conclusion/a misunderstanding/etc