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The Wikipedia article is also interesting. http://en.wikipedia.org/wiki/Sylvester%E2%80%93Gallai_theorem http://en.wikipedia.org/wiki/Sylvester%E2%80%93Gallai_
by drallison 11y ago
The Wikipedia article is also interesting. http://en.wikipedia.org/wiki/Sylvester%E2%80%93Gallai_theorem http://en.wikipedia.org/wiki/Sylvester%E2%80%93Gallai_theore...