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Berci
  • Member for 11 years, 8 months
  • Last seen more than a week ago
19 votes
0 answers
377 views

Hopf-like monoid in $(\Bbb{Set}, \times)$

10 votes
2 answers
1k views

Monad = Reflective Subcategory?

6 votes
1 answer
2k views

Lines in coordinate system of Hyperbolic Plane

5 votes
1 answer
907 views

Canonical $\pi$ dimensional space?

4 votes
3 answers
226 views

Ultrafilters on naturals determine p-adic numbers

3 votes
1 answer
150 views

Recapturing + on Natural numbers.

2 votes
0 answers
68 views

Number of fixed point free permutations by groupoid cardinals

1 vote
0 answers
96 views

Citation for biprofunctor