2 problems

Almost h-positivity conjecture for rank-selected subword-order homology
Let $A$ be an alphabet of size $n\ge 2$ , and let $S_n$ act on $A^*$ by permuting the alphabet. A rank-selected subposet is obtained by retaining words whose ranks belong to a finit…
openposet-topology subword-order symmetric-functions
0 responses
07
Nonnegative tensor-power conjecture for homology of rank-selected subword order
Let $A$ be an alphabet of size $n\ge 2$ , and let $S_n$ act on $A^*$ by permuting the alphabet. A rank-selected subposet is obtained by retaining words whose ranks belong to a finit…
openposet-topology subword-order symmetric-group-representations
0 responses
04

Almost h-positivity conjecture for rank-selected subword-order homology