Math students at Indus High School are solving linear equations and graphing ordered pairs of points on a life-sized Cartesian plane. The grid is composed of nearly 10,000 poplar trees, planted in ...
A set of vertices S of a connected graph G is a nonseparating independent set if S is independent and G–S is connected. The nsis number 𝒵(G) is the maximum cardinality of a nonseparating independent ...
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