Originally Posted by Kiwi Flyer
I dare say you're right, and maybe its my simple mind but the way I see it with all the fare restrictions there are I dont see how the solutions can be so insolvable?
I suspect the biggest reason is that they assume you can have unlimited segments, which makes sense from a mathematical perspective.
I haven't read the full article, but I'm sure there is a report somewhere which contains the full details of the work by that researcher. If I run across it, I'll post a link.