Re:Likelihood of discontinuous progress around the developme...
by red75prime on Sunday February 25, 2018 @12:08PM
(#16459887)
For traveling salesmen problem there is Christofides algorithm which gives result that is no longer than 3/2 of optimal one. Theoretical bound on inapproximability of symmetrical TSP currently is 185/184.
https://arxiv.org/abs/1303.6437