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Jack L.

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14 Answers

Votes Activity Newest

9

Subtracting the weak limit reduces the norm in the limit

Dec 7 '20 at 6:10

7

On a certain norm of the identity operator on $\mathbb R^2$

Dec 14 '20 at 7:22

6

Analytic continuation of convergent integral

Dec 17 '20 at 6:38

6

Jordan curves admitting only acyclic inscriptions of squares

Oct 7 '20 at 21:14

4

Scottish Book Problem 172

Oct 8 '20 at 0:02

3

What are the main open problems in Group Theory and Galois Theory?

Feb 6 at 16:40

3

Periodical functions with $f^{(n)} = f$, but $f^{(k)} \neq f$ for $k\in \{1,\ldots,n-1\}$

Nov 25 '20 at 8:38

3

Is there a non-degenerate quadratic form on every finite abelian group?

Oct 14 '20 at 12:02

2

Sign changes of a sequence

Oct 16 '20 at 2:07

1

Search for gaps between primes where each composite is divisible by increasing integers (2, 3, 4, …)

Dec 28 '20 at 22:33

1

Does the definition of limit correspond to the intuitive notion?

Dec 28 '20 at 17:03

1

For $n$ different sets whose union has size $n+1$ ,can you remove the same point from each set while retaining their difference

Nov 11 '20 at 21:42

1

Inclusion of infinite intersection

Oct 27 '20 at 9:41

0

Non-singular matrix with restricted entries

Nov 12 '20 at 7:36

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