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when toggle format what by license comment
Aug 5, 2021 at 12:31 history edited Tim Porter CC BY-SA 4.0
Added some formatting.
Mar 29, 2018 at 18:53 history edited Tim Porter CC BY-SA 3.0
I added a mention of a relevant comment of J. F. Adams.
Mar 29, 2018 at 7:19 history asked Tim Porter CC BY-SA 3.0