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when toggle format what by license comment
Jul 28, 2020 at 13:45 vote accept Xin Zhang
Jul 28, 2020 at 8:48 comment added Florian Lehner Couldn't you just replace every edge in my example by two parallel edges (or by two paths if you prefer simple graphs)?
Jul 28, 2020 at 2:54 comment added Xin Zhang Florian Lehner gave a nice example for $k=1$. Next, is there any example for $k=2$.
Jul 27, 2020 at 10:32 answer added Florian Lehner timeline score: 5
Jul 27, 2020 at 8:04 history asked Xin Zhang CC BY-SA 4.0