HomeATLAS roadmapProbabilityPercolationCrossing probabilities in two dimensionsBox-crossing property for positively associated measuresContentsFilter: all statusesStatementsMapContentsLoading the map…Reading Box-crossing property for positively associated measures Positive association, translates of crossing events, and the box-crossing property Horizontal and vertical crossings meet The square-root trick and gluing crossings through an overlap Left–right paths cross every column Vertical crossings separate the sides of a rectangle Loading dependency explorer… The dependency explorer needs JavaScript and its graph data. Download the complete graph data.