Generating cicle instances around circumference

[Walter Roberson]

I had not heard of 2opt before. A description of it is at https://en.wikipedia.org/wiki/2-opt

[Walter Roberson]

I noticed you deleted several Answers to this Question.

I am left uncertain as to what the status is of this Question ?

Answer 1

[Walter Roberson]

https://www.mathworks.com/matlabcentral/fileexchange/35178-tspsearch implements 2-opt for tsp.