Characteristic foliations -- a survey

Fuente: arXiv

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	Anella, Fabrizio, Huybrechts, Daniel
Format:	Preprint
Veröffentlicht:	2022
Schlagworte:	Algebraic Geometry 14J42
Online-Zugang:	Acceder al recurso
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Ähnliche Einträge

Cubic fourfolds with a symplectic automorphism of prime order
von: Billi, Simone, et al.
Veröffentlicht: (2025)

Numerical invariants of hyper-Kähler manifolds
von: Debarre, Olivier, et al.
Veröffentlicht: (2025)

Derived categories of generalized Kummer varieties: extended Mukai vector
von: Yang, Yuxuan
Veröffentlicht: (2025)

Symplectic actions of groups of order 4 on K3^[2]-type manifolds, and standard involutions on Nikulin-type orbifolds
von: Piroddi, Benedetta
Veröffentlicht: (2024)

On numerically trivial automorphisms of compact hyperkähler manifolds of dimension 4
von: Jiang, Chen, et al.
Veröffentlicht: (2023)

Modular sheaves with many moduli
von: O'Grady, Kieran G.
Veröffentlicht: (2024)

Moduli of sheaves on hyperkähler manifolds
von: O'Grady, Kieran G.
Veröffentlicht: (2026)

On the geometry of singular EPW cubes
von: Rizzo, Francesca
Veröffentlicht: (2024)

Automorphisms of Nikulin-type orbifolds
von: Brandhorst, Simon, et al.
Veröffentlicht: (2024)

Lagrangian fibrations on Nikulin-type orbifolds
von: Nanni, Giacomo
Veröffentlicht: (2025)

Combing a hedgehog over a field
von: Ananyevskiy, Alexey, et al.
Veröffentlicht: (2023)

On birational automorphisms of double EPW-cubes
von: Billi, Simone, et al.
Veröffentlicht: (2024)

Relative and absolute Lefschetz standard conjectures for some Lagrangian fibrations
von: Ancona, Giuseppe, et al.
Veröffentlicht: (2023)

Birational automorphism groups in families of hyper-Kähler manifolds
von: Denisi, Francesco Antonio, et al.
Veröffentlicht: (2026)

Compactifying Lagrangian fibrations
von: Saccà, Giulia
Veröffentlicht: (2024)

Holomorphic symplectic manifolds from semistable Higgs bundles
von: Abuaf, Roland, et al.
Veröffentlicht: (2024)

Polygons of Newton-Okounkov type on irreducible holomorphic symplectic manifolds
von: Denisi, Francesco Antonio
Veröffentlicht: (2023)

Regenerations and applications
von: Mongardi, Giovanni, et al.
Veröffentlicht: (2023)

On the Zariski density of rational curves on IHS manifolds
von: Beri, Pietro, et al.
Veröffentlicht: (2025)

Remarks on the positivity of the cotangent bundle of a K3 surface
von: Gounelas, Frank, et al.
Veröffentlicht: (2018)

Rank 4 stable vector bundles on hyperkähler fourfolds of Kummer type
von: O'Grady, Kieran G.
Veröffentlicht: (2022)

Non-existence of Enriques manifolds from OG10 type manifolds
von: Billi, Simone, et al.
Veröffentlicht: (2025)

Bloch's conjecture for (anti-)autoequivalences on K3 surfaces
von: Li, Zhiyuan, et al.
Veröffentlicht: (2023)

Projective models for Hilbert squares of $K3$ surfaces
von: Ortiz, Ángel David Ríos, et al.
Veröffentlicht: (2025)

O'Grady tenfolds as moduli spaces of sheaves
von: Felisetti, Camilla, et al.
Veröffentlicht: (2023)

Higher Chow cycles, cyclic cubic fourfolds and Lagrangian subvarieties
von: Ma, Shouhei, et al.
Veröffentlicht: (2026)

Nonprojective crepant resolutions of quiver varieties
von: Kaplan, Daniel, et al.
Veröffentlicht: (2025)

GIT stable cubic threefolds and certain fourfolds of $K3^{[2]}$-type
von: Bassi, Lucas Li
Veröffentlicht: (2023)

Seshadri constants on $\mathbb{P}^1\times\mathbb{P}^1$, and applications to the symplectic packing problem
von: Dionne, Chris, et al.
Veröffentlicht: (2024)

Fourier-Mukai partners of non-syzygetic cubic fourfolds and Gale duality
von: Böhning, Christian, et al.
Veröffentlicht: (2025)

Symmetric powers of null motivic Euler characteristic
von: Bejleri, Dori, et al.
Veröffentlicht: (2024)

Monodromy of Nikulin orbifolds
von: Nanni, Giacomo
Veröffentlicht: (2025)

Monodromy rank and the semisimple Mumford-Tate conjecture for hyper-Kähler varieties
von: Tang, Zhichao, et al.
Veröffentlicht: (2026)

Classification of Symplectic Birational Involutions of Manifolds of $OG10$ type
von: Marquand, Lisa, et al.
Veröffentlicht: (2022)

Lagrangian Fibrations onto Varieties with Isolated Quotient Singularities
von: Müller, Niklas, et al.
Veröffentlicht: (2025)

Double EPW sextics and the Voisin filtration on zero-cycles
von: Bolognesi, Michele, et al.
Veröffentlicht: (2024)

On the topological Brauer group of generalized Kummer varieties
von: Hartlieb, Moritz, et al.
Veröffentlicht: (2025)

Galois covers of Calabi-Yau manifolds
von: Verni, Matteo
Veröffentlicht: (2025)

Finite order symplectic birational self-maps on Kummer-type manifolds
von: Dutta, Yajnaseni, et al.
Veröffentlicht: (2026)

A symplectic fourfold
von: Donten-Bury, Maria, et al.
Veröffentlicht: (2026)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
VUFIND_SESSION	"e3c18811d8c3becc598174f8206e5faa"
language	"de"
ui	"standard"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790967409.8658 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "e3c18811d8c3becc598174f8206e5faa" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1433}
SessionHelper	Laminas\Stdlib\ArrayObject {#1759}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"VUFIND_SESSION=e3c18811d8c3becc598174f8206e5faa; language=de; ui=standard"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.217.142"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"57045"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2201_07624/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2201_07624/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790967409.8614
REQUEST_TIME	1790967409

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler