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| Type | Title | Author | Replies | Last Post |
|---|---|---|---|---|
| category | Zhicong Lin | Anonymous | 0 | 15 years 14 weeks ago |
| category | finite groups | Anonymous | 0 | 15 years 15 weeks ago |
| category | DeMeo, William | Anonymous | 0 | 15 years 15 weeks ago |
| Open problem | Which lattices occur as intervals in subgroup lattices of finite groups? | williamdemeo | 0 | 15 years 15 weeks ago |
| category | George BALAN | Anonymous | 0 | 15 years 16 weeks ago |
| Open problem | Quartic rationally derived polynomials | mdevos | 1 | 15 years 16 weeks ago |
| Open problem | Nonseparating planar continuum | porton | 1 | 15 years 16 weeks ago |
| category | David Hilbert | Anonymous | 0 | 15 years 18 weeks ago |
| category | Paul A. Smith | Anonymous | 0 | 15 years 18 weeks ago |
| Open problem | Hilbert-Smith conjecture | porton | 0 | 15 years 18 weeks ago |
| category | fixed point | Anonymous | 0 | 15 years 18 weeks ago |
| category | Cantor set | Anonymous | 0 | 15 years 18 weeks ago |
| category | Achahboun Chakir | Anonymous | 0 | 15 years 19 weeks ago |
| category | visibility graph | Anonymous | 0 | 15 years 20 weeks ago |
| Open problem | Inequality of complex numbers | feanor | 4 | 15 years 22 weeks ago |
| Open problem | trace inequality | Miwa Lin | 3 | 15 years 25 weeks ago |
| Open problem | Real roots of the flow polynomial | mdevos | 2 | 15 years 25 weeks ago |
| Open problem | Exponentially many perfect matchings in cubic graphs | mdevos | 2 | 15 years 25 weeks ago |
| Open problem | Hamiltonicity of Cayley graphs | tchow | 4 | 15 years 25 weeks ago |
| category | combinatorial geometry, visibility graph | Anonymous | 0 | 15 years 25 weeks ago |
| category | finite algebra | Anonymous | 0 | 15 years 26 weeks ago |
| category | congruence lattice | Anonymous | 0 | 15 years 26 weeks ago |
| Open problem | Finite Lattice Representation Problem | williamdemeo | 0 | 15 years 26 weeks ago |
| Open problem | Outer reloid of restricted funcoid | porton | 0 | 15 years 27 weeks ago |
| category | image | Anonymous | 0 | 15 years 27 weeks ago |
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