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when toggle format what by license comment
Mar 13, 2022 at 1:22 vote accept JetfiRex
Mar 13, 2022 at 1:22 comment added JetfiRex Thank you! Since I can't find the correct key word, I was not able to find it...
Mar 13, 2022 at 0:18 history edited David Handelman CC BY-SA 4.0
corrected convex to concave!
Mar 13, 2022 at 0:13 history answered David Handelman CC BY-SA 4.0