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Discussion of Problem 1758. Bald Spot Revisited 2

NP?
Posted by Vit Demidenko 19 Mar 2010 22:07
Re: NP?
Posted by Erop [USU] 19 Mar 2010 22:56
seems to be true
Re: NP?
Posted by Roman Atangulov (Moscow SU) 21 Mar 2010 03:57
Of course.