2 papers
math.RA2026
A counterexample to Han's conjecture
Bochao Kong, Yeqin Liu, Yu Shen
There is a finite dimensional -algebra with and for .
math.CO2026
To cover a permutohedron
Bochao Kong, Ji Zeng
The permutohedron of order is a polytope embedded in whose vertex coordinates are permutations of the first natural numbers. It is obvious that l…