{"action":"created","issue":{"url":"https://api.github.com/repos/LMFDB/lmfdb/issues/1248","repository_url":"https://api.github.com/repos/LMFDB/lmfdb","labels_url":"https://api.github.com/repos/LMFDB/lmfdb/issues/1248/labels{/name}","comments_url":"https://api.github.com/repos/LMFDB/lmfdb/issues/1248/comments","events_url":"https://api.github.com/repos/LMFDB/lmfdb/issues/1248/events","html_url":"https://github.com/LMFDB/lmfdb/issues/1248","id":153740332,"number":1248,"title":"Fix classical modular forms with non-trivial character for 1.0","user":{"login":"AndrewVSutherland","id":11425002,"avatar_url":"https://avatars.githubusercontent.com/u/11425002?v=3","gravatar_id":"","url":"https://api.github.com/users/AndrewVSutherland","html_url":"https://github.com/AndrewVSutherland","followers_url":"https://api.github.com/users/AndrewVSutherland/followers","following_url":"https://api.github.com/users/AndrewVSutherland/following{/other_user}","gists_url":"https://api.github.com/users/AndrewVSutherland/gists{/gist_id}","starred_url":"https://api.github.com/users/AndrewVSutherland/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/AndrewVSutherland/subscriptions","organizations_url":"https://api.github.com/users/AndrewVSutherland/orgs","repos_url":"https://api.github.com/users/AndrewVSutherland/repos","events_url":"https://api.github.com/users/AndrewVSutherland/events{/privacy}","received_events_url":"https://api.github.com/users/AndrewVSutherland/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/LMFDB/lmfdb/labels/critical","name":"critical","color":"c11d91"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":14,"created_at":"2016-05-09T09:50:21Z","updated_at":"2016-05-09T17:56:48Z","closed_at":null,"body":"In the thread for critical issue https://github.com/LMFDB/lmfdb/issues/1223 (errors in modular form data), it was suggested that we should hide the spaces with non-trivial character.  This has not yet been done, and there are still many spaces with non-trivial character that have some but not all Hecke orbits missing.  For example:\r\n\r\nhttp://lmfdb.warwick.ac.uk/ModularForm/GL2/Q/holomorphic/11/11/10/\r\nhttp://lmfdb.warwick.ac.uk/ModularForm/GL2/Q/holomorphic/11/13/10/\r\nhttp://lmfdb.warwick.ac.uk/ModularForm/GL2/Q/holomorphic/3/97/2/\r\n\r\nand many more (I will post an update version of emf_db_stats.py shortly that finds all these\r\n(now in merged pull request https://github.com/LMFDB/lmfdb/pull/1249).\r\n\r\nWe need to decide (within the next 12 hours!) whether to hide these spaces or not."},"comment":{"url":"https://api.github.com/repos/LMFDB/lmfdb/issues/comments/217939161","html_url":"https://github.com/LMFDB/lmfdb/issues/1248#issuecomment-217939161","issue_url":"https://api.github.com/repos/LMFDB/lmfdb/issues/1248","id":217939161,"user":{"login":"fredstro","id":1598083,"avatar_url":"https://avatars.githubusercontent.com/u/1598083?v=3","gravatar_id":"","url":"https://api.github.com/users/fredstro","html_url":"https://github.com/fredstro","followers_url":"https://api.github.com/users/fredstro/followers","following_url":"https://api.github.com/users/fredstro/following{/other_user}","gists_url":"https://api.github.com/users/fredstro/gists{/gist_id}","starred_url":"https://api.github.com/users/fredstro/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/fredstro/subscriptions","organizations_url":"https://api.github.com/users/fredstro/orgs","repos_url":"https://api.github.com/users/fredstro/repos","events_url":"https://api.github.com/users/fredstro/events{/privacy}","received_events_url":"https://api.github.com/users/fredstro/received_events","type":"User","site_admin":false},"created_at":"2016-05-09T17:56:47Z","updated_at":"2016-05-09T17:56:47Z","body":"\n> On 9 May 2016, at 18:49, Jonathan Bober <notifications@github.com> wrote:\n> \n> Here is a file with a list of 301 forms with possible errors in the prime coefficients: errors_1_399_primecoeffs.txt <https://github.com/LMFDB/lmfdb/files/255502/errors_1_399_primecoeffs.txt>\n> (This covers weight <= 12 and level < 100, and weight <= 4 and level < 400).\n> \n> For many of the forms with high weight, the problem may just be that the embedding hasn't been computed precisely enough. For example, the form 13.11.2.a, which is first on that list, looks like it may be correct, except that the embeddings are way off.\n> \n> On the other hand, one of the forms early in that list is 15.5.11.a, which is obviously wrong because it doesn't even have the right dimension.\n> \n> Here is a list of 1655 questionable forms if I include composite index coefficients in my comparison:\n> errors_1_399_allcoeffs.txt <https://github.com/LMFDB/lmfdb/files/255503/errors_1_399_allcoeffs.txt>\n> If I could get the embeddings of all of the coefficients of all of the forms to enough precision, I could run a better comparison, but grabbing and computing that might take more time than I have before tomorrow. So I don't know right now how many of the errors are due to a lack of precision and how many are due to worse errors. Also, I'm still using data I downloaded a few days ago, so some of it might have been fixed.\n> \n> Last I checked, there were somewhere between 6000 and 7000 modular forms in the database. So I consider about 25% of the forms questionable, not taking into account the incomplete/inconsistent spaces that Drew has identified.\n> \n> —\n> You are receiving this because you were mentioned.\n> Reply to this email directly or view it on GitHub <https://github.com/LMFDB/lmfdb/issues/1248#issuecomment-217937182>\nWhat should the dimension be for 15.5.11.a? \nUnless Stephan just recomputed it (which might of course have happened)  it appears as dimension 6 on the webpage which is the same as sage gives.\n\nFredrik"}}