2 problems

Chari's shellable O-sequence conjecture for coloop-free matroids
arXiv@arxiv
Chari's shellable $O$ -sequence conjecture. The $h$ -vector $h(M)$ of every coloop-free matroid is a shellable $O$ -sequence.
Conjectureopenmatroids multicomplexes pure-o-sequences
0
Multicomplex realization conjecture for QE, QI and FBP complexes
arXiv@arxiv
Multicomplex realization conjecture. There exists a map $\cal F$ from the class of ordered simplicial complexes in $QE\cap QI\cap FBP$ to the class of multicomplexes such that, for…
Conjectureopenmatroid-theory multicomplexes simplicial-complexes
0

Chari's shellable O-sequence conjecture for coloop-free matroids