fact: Definition in_heap_or_popped (popped: list V) (h: heap) := forall i_item, (In (Int.signed (heap_item_payload i_item)) popped -> ~ In i_item (heap_items h)).
imports: CertiGraph.graph.SpaceAdjMatGraph2 CertiGraph.dijkstra.dijkstra_env CertiGraph.dijkstra.MathDijkGraph CertiGraph.dijkstra.dijkstra_math_proof CertiGraph.dijkstra.dijkstra_spec2 CertiGraph.dijkstra.dijkstra_constants