A new lower bound for the critical proba
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J. van den Berg; A. Ermakov
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Article
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1996
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John Wiley and Sons
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English
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The critical probability for site percolation on the square lattice is not known exactly. Several authors have given rigorous upper and lower bounds. Some recent lower bounds are (each displayed here with the first three digits) 0.503 (Toth [13]), 0.522 (Zuev [15]), and the best lower bound so far,