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when toggle format what by license comment
Jul 10, 2020 at 20:50 vote accept Marcel
Jul 10, 2020 at 20:50 comment added Marcel This is good enough, and suggests that no simple formula exists
Jul 10, 2020 at 20:15 history edited Geoff Robinson CC BY-SA 4.0
added remark
Jul 10, 2020 at 20:10 history answered Geoff Robinson CC BY-SA 4.0