Timeline for If a triangle can be displaced without distortion, must the surface have constant curvature?
Current License: CC BY-SA 4.0
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| when toggle format | what | by | license | comment | |
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| Oct 11, 2023 at 12:38 | history | edited | Vladimir Zolotov | CC BY-SA 4.0 |
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| Oct 11, 2023 at 0:18 | history | answered | Vladimir Zolotov | CC BY-SA 4.0 |