Timeline for Blow-up of a pencil of cubic curves (from Miranda's basic theory of elliptic surfaces)
Current License: CC BY-SA 4.0
8 events
| when toggle format | what | by | license | comment | |
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| Oct 24, 2022 at 15:47 | vote | accept | user267839 | ||
| Oct 24, 2022 at 9:44 | history | edited | Francesco Polizzi | CC BY-SA 4.0 |
added 31 characters in body
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| Oct 24, 2022 at 9:40 | answer | added | Francesco Polizzi | timeline score: 2 | |
| Oct 24, 2022 at 4:30 | review | Close votes | |||
| Oct 29, 2022 at 3:08 | |||||
| Oct 24, 2022 at 4:17 | comment | added | abx | There is a standard formula for the canonical divisor of a blow up, which gives $K_X\equiv\pi ^*(-3L)+\sum E_i$, where $L$ is a line and $E_i$ the exceptional divisors. By construction $C_1\equiv 3\pi^*L-\sum E_i$. | |
| Oct 23, 2022 at 22:02 | history | edited | user267839 | CC BY-SA 4.0 |
added 11 characters in body
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| S Oct 23, 2022 at 22:01 | review | First questions | |||
| Oct 24, 2022 at 0:11 | |||||
| S Oct 23, 2022 at 22:01 | history | asked | user267839 | CC BY-SA 4.0 |