Timeline for Sum square difference
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
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| Nov 5, 2018 at 12:42 | comment | added | lynn |
Nice use of nCr!
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| Nov 5, 2018 at 6:10 | history | edited | Misha Lavrov | CC BY-SA 4.0 |
deleted 141 characters in body
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| Nov 5, 2018 at 5:12 | history | answered | Misha Lavrov | CC BY-SA 4.0 |