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Earn at least 1000 total score for at least 200 non-community wiki answers in the metric-spaces tag. These users can single-handedly mark metric-spaces questions as duplicates and reopen them as needed.
Awarded 3 times.
Awarded Oct 10, 2020 at 4:01 to
Awarded Nov 8, 2019 at 20:27 to
Awarded Feb 28, 2013 at 3:00 to