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We consider time constraints for four models of searching graphs for intruders. One model is the standard cops and robber vertex-searching model with complete visibility. The second model differs from the preceding one only in that none of the searchers can see the intruder. The third model is a vertex-searching model in which searchers and an intruder move simultaneously and none of the searchers...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.