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Mathematics, 30.07.2019 17:30 jaksmmwlqlzm
(b) let g be a graph on vertices , vn, and let a be its adjacency matrix. show that g is connected if and only if every entry of the matrix i+a+a^2 + a^n-1 is non-zero, where i is the n x n identity matrix.
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(b) let g be a graph on vertices , vn, and let a be its adjacency matrix. show that g is connected...
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