Timeline for 'Small' and 'large' discriminants of two-variable quadratic polynomials
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jul 16, 2012 at 13:14 | vote | accept | Frank Thorne | ||
| Jul 16, 2012 at 13:14 | vote | accept | Frank Thorne | ||
| Jul 16, 2012 at 13:14 | |||||
| Jul 16, 2012 at 13:14 | comment | added | Frank Thorne | "$D$ is 4 times the determinant of this matrix": aagh, somehow missed that. There's the simple explanation! +1, sir. | |
| Jul 15, 2012 at 21:34 | history | edited | Qiaochu Yuan | CC BY-SA 3.0 |
added 1011 characters in body; added 223 characters in body; deleted 295 characters in body
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| Jul 15, 2012 at 21:19 | history | answered | Qiaochu Yuan | CC BY-SA 3.0 |