Timeline for When does the sheaf direct image functor f_* have a right adjoint?
Current License: CC BY-SA 3.0
15 events
| when toggle format | what | by | license | comment | |
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| S Feb 18, 2017 at 1:53 | history | suggested | ಠ_ಠ | CC BY-SA 3.0 |
fixed math formating
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| Feb 18, 2017 at 1:17 | review | Suggested edits | |||
| S Feb 18, 2017 at 1:53 | |||||
| Oct 29, 2009 at 18:40 | comment | added | Peter Arndt | I just asked it: mathoverflow.net/questions/3312/…. Let's see if my answer was actually vacuous (might well be). | |
| Oct 29, 2009 at 5:42 | comment | added | Andrew Critch | Peter, want to post a question on the existence of this pair? I want to know the answer, too... | |
| Oct 28, 2009 at 13:38 | history | edited | Peter Arndt | CC BY-SA 2.5 |
switched order in the adjunction, added last line
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| Oct 28, 2009 at 13:34 | comment | added | Peter Arndt | @Scott:Corrected, thanks! @everybody:Who knows conditions for the shriek adjoint pair to exist? | |
| Oct 28, 2009 at 13:32 | history | edited | Peter Arndt | CC BY-SA 2.5 |
edited body
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| Oct 28, 2009 at 2:04 | comment | added | S. Carnahan♦ | Minor issue: your adjoint pair is backwards. | |
| Oct 27, 2009 at 22:20 | history | edited | Peter Arndt | CC BY-SA 2.5 |
included the question when there is the proper direct image adjoint
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| Oct 27, 2009 at 22:17 | comment | added | Peter Arndt | The general categorial picture is analyzed in here: tac.mta.ca/tac/volumes/11/4/11-04abs.html For the scheme part I am not sure, I have been skimming through EGA, Hartshorne's Residues and Duality and Konrad's Grothendieck Duality and Base Change but without success... - now I should go back to work! | |
| Oct 27, 2009 at 21:19 | comment | added | Andrew Critch | Thanks for the answer! Where can I read about this? | |
| Oct 27, 2009 at 21:05 | history | edited | Peter Arndt | CC BY-SA 2.5 |
made underscores nicer; deleted 120 characters in body
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| Oct 27, 2009 at 21:00 | comment | added | Eric Wofsey | The underscores only make italics in the preview; in the actual post it works fine. | |
| Oct 27, 2009 at 20:59 | comment | added | Greg Stevenson | Enclosing them in a pair of `` works | |
| Oct 27, 2009 at 20:50 | history | answered | Peter Arndt | CC BY-SA 2.5 |