Timeline for What morphisms induce injective/surjective maps on (Weil) cohomology?
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
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| Jun 24, 2014 at 18:03 | comment | added | Donu Arapura | OK, I see. I misunderstood your notation. In algeometer-speak, you're saying: suppose $D$ can be contracted to a point, then... And you're getting this from the decomposition theorem. | |
| Jun 24, 2014 at 17:02 | history | edited | David C | CC BY-SA 3.0 |
added 6 characters in body
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| Jun 24, 2014 at 16:10 | comment | added | Donu Arapura | Sorry, but I don't understand the last paragraph. Are there some missing hypotheses? | |
| Jun 24, 2014 at 8:50 | comment | added | jmc | Thanks for your answer! This is indeed a criterion, but not exactly the flavour that I was looking for (no offense!). | |
| Jun 24, 2014 at 8:39 | history | answered | David C | CC BY-SA 3.0 |