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Characterization of positivity for traces of 2-webs in the honeycomb graph
Positivity characterization conjecture. Traces of all $2$ -webs in $H$ are positive if and only if, up to gauge equivalence, one of the following conditions holds:
Conjectureopendimer-models honeycomb-graphs websarXiv posted 2 days ago

Characterization of positivity for traces of 2-webs in the honeycomb graph