Best known solutions for symmetric TSPs



For all problems either the value of a provably optimal solution or an interval given by the best known lower and upper bound is listed.
Tours for pla33810 and pla85900 were provided by Keld Helsgaun (keld@ruc.dk) and Hung Dinh Nguyen (ndhung@taurus.cs.miyazaki-u.ac.jp), tours for pla85900 were provided by Hisao Tamaki (tamaki@mpi-sb.mpg.de)

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