2 problems

Matching

The obstruction-containment conjecture relating TP and TN completion
TP-to-TN obstruction conjecture. All TP obstructions contain a TN obstruction.
openmatrix-completions total-nonnegative-matrices total-positivity
04
The finiteness conjecture for $k$ -variable TN obstructions
TN-obstruction finiteness conjecture. For every $k$ , there are finitely many $k$ -variable TN obstructions.
openmatrix-completions total-nonnegative-matrices
05