Are there any fast algorithms for solving the TSP on paper (without computer) given the matrix with weights of all edges. The matrix is non-symmetrical, meaning the road from $a$ to $b$ doesn't have the same weight as $b$ to $a$.
2026-03-27 01:44:01.1774575841
Travelling salesman problem: on-paper algorithms
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The Christofides algorithm is easy to do without a computer.
Of course it is an approximation algorithm.