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Jan 5, 2021 at 3:18 history edited Tim Campion CC BY-SA 4.0
added 586 characters in body
Jan 5, 2021 at 0:00 vote accept varkor
Jan 3, 2021 at 23:12 comment added varkor What a beautiful argument and elimination of the extra hypotheses! I wish I could accept both answers!
Jan 3, 2021 at 23:04 history answered Tim Campion CC BY-SA 4.0