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May 2, 2018 at 5:11 vote accept Artem
May 2, 2018 at 5:12
May 1, 2018 at 16:54 comment added Christopher Perez That's a good point, but I suppose that Sela's papers and those which he references could possibly provide some useful results and techniques for whatever question @Artem had in mind. I work on things related to this, so I mostly wanted to point towards some possible references.
May 1, 2018 at 14:09 comment added YCor What's the point in using a very hard and deep theorem to prove an elementary and easy fact?
May 1, 2018 at 13:18 history edited Christopher Perez CC BY-SA 3.0
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May 1, 2018 at 13:12 history answered Christopher Perez CC BY-SA 3.0