Revisión de la física

Detalles Bibliográficos
Autor Principal:	Niro, Pío
Formato:	Libro
Datos de publicación:	Buenos Aires : Baiocco y Cía., 1941.
Acceso en línea:	Consultar en el Cátalogo
Notas:	T.1. Introducción. Planteo de una cuestión formidable. Un poco de historia. Por qué se impuso la teoría cinética, téc. T.2. La misteriosa "fuerza de cohesión" es simplemente la fuerza gravitacional, etc. T.3. Enormes consecuencias de una pequeña irreflexión de Leibniz. Masa por velocidad, verdadera fórmula de la energía cinética. La confusón de trabajo, etc. T.4. Apéndice. No es verdad que en todo choque permanece constante el producto de masa por velocidad. Aclaración de conceptos, etc.
Descripción Física:	4 v. ; 18 cm.

MARC


LEADER	00000nam a2200000 a 4500
003	AR-LpUBP
005	20231114182526.0
007	ta
008	090827s1941 ag g 000 0 spa d
040			\|a AR-LpUBP \|b spa \|c AR-LpUBP
100	1		\|a Niro, Pío \|9 42201
245	1	0	\|a Revisión de la física
260			\|a Buenos Aires : \|b Baiocco y Cía., \|c 1941.
300			\|a 4 v. ; \|c 18 cm.
500			\|a T.1. Introducción. Planteo de una cuestión formidable. Un poco de historia. Por qué se impuso la teoría cinética, téc. T.2. La misteriosa "fuerza de cohesión" es simplemente la fuerza gravitacional, etc. T.3. Enormes consecuencias de una pequeña irreflexión de Leibniz. Masa por velocidad, verdadera fórmula de la energía cinética. La confusón de trabajo, etc. T.4. Apéndice. No es verdad que en todo choque permanece constante el producto de masa por velocidad. Aclaración de conceptos, etc.
942			\|c BK
952			\|0 0 \|1 0 \|2 udc \|4 0 \|6 MB385_T4 \|7 0 \|8 NFIC \|9 74330 \|a DUN \|b DUN \|c FG \|d 2023-07-10 \|i 004976/44 \|l 0 \|o Mb-385 t.4 \|p DUN004976x44 \|r 2023-07-10 20:35:47 \|w 2023-07-10 \|y BK
952			\|0 0 \|1 0 \|2 udc \|4 0 \|6 MB385_T1 \|7 0 \|8 NFIC \|9 74331 \|a DUN \|b DUN \|c FG \|d 2023-07-10 \|i 005438/44 \|l 0 \|o Mb-385 t.1 \|p DUN005438x44 \|r 2023-07-10 20:35:47 \|w 2023-07-10 \|y BK
952			\|0 0 \|1 0 \|2 udc \|4 0 \|6 MB385_T3 \|7 0 \|8 NFIC \|9 74332 \|a DUN \|b DUN \|c FG \|d 2023-07-10 \|i 005439/44 \|l 0 \|o Mb-385 t.3 \|p DUN005439x44 \|r 2023-07-10 20:35:47 \|w 2023-07-10 \|y BK
952			\|0 0 \|1 0 \|2 udc \|4 0 \|6 MB385_T2 \|7 0 \|8 NFIC \|9 74333 \|a DUN \|b DUN \|c FG \|d 2023-07-10 \|i 006825/44 \|l 0 \|o Mb-385 t.2 \|p DUN006825x44 \|r 2023-07-10 20:35:47 \|w 2023-07-10 \|y BK
999			\|c 51296 \|d 51296
988			\|d CLI CLI

foreach (glob($this->path . '/sess_*') as $filename) { if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); } } return true; } /** * 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 true; } /** * 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	"vp8nuec8rjvp827ifdsmsgqg90"
ui	"standard"
language	"es"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1738372730.4859 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "vp8nuec8rjvp827ifdsmsgqg90" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#906}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1507}
SessionHelper	Laminas\Stdlib\ArrayObject {#1664}

Server/Request Data

Key	Value
REDIRECT_VUFIND_ENV	"development"
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"catalogo.bibliotecas.unlp.edu.ar"
REDIRECT_STATUS	"200"
VUFIND_ENV	"development"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"catalogo.bibliotecas.unlp.edu.ar"
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=vp8nuec8rjvp827ifdsmsgqg90; ui=standard; language=es"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"catalogo.bibliotecas.unlp.edu.ar"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.52 (Ubuntu) Server at catalogo.bibliotecas.unlp.edu.ar Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.52 (Ubuntu)"
SERVER_NAME	"catalogo.bibliotecas.unlp.edu.ar"
SERVER_ADDR	"172.17.0.170"
SERVER_PORT	"443"
REMOTE_ADDR	"18.118.119.238"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"webmaster@bibliotecas.unlp.edu.ar"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"51116"
REDIRECT_URL	"/Record/dun.51296/Details"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/dun.51296/Details"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1738372730.4746
REQUEST_TIME	1738372730

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
VUFIND_SESSION	"vp8nuec8rjvp827ifdsmsgqg90"
ui	"standard"
language	"es"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1738372730.4859 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "vp8nuec8rjvp827ifdsmsgqg90" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#906}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1507}
SessionHelper	Laminas\Stdlib\ArrayObject {#1664}

Server/Request Data

Key	Value
REDIRECT_VUFIND_ENV	"development"
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"catalogo.bibliotecas.unlp.edu.ar"
REDIRECT_STATUS	"200"
VUFIND_ENV	"development"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"catalogo.bibliotecas.unlp.edu.ar"
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=vp8nuec8rjvp827ifdsmsgqg90; ui=standard; language=es"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"catalogo.bibliotecas.unlp.edu.ar"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.52 (Ubuntu) Server at catalogo.bibliotecas.unlp.edu.ar Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.52 (Ubuntu)"
SERVER_NAME	"catalogo.bibliotecas.unlp.edu.ar"
SERVER_ADDR	"172.17.0.170"
SERVER_PORT	"443"
REMOTE_ADDR	"18.118.119.238"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"webmaster@bibliotecas.unlp.edu.ar"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"51116"
REDIRECT_URL	"/Record/dun.51296/Details"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/dun.51296/Details"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1738372730.4746
REQUEST_TIME	1738372730

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Revisión de la física

MARC

Ejemplares similares

Environment & details:

Environment & details: