CINXE.COM
arXiv support – arXiv blog
<!DOCTYPE html> <html lang="en-CA"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no"> <link rel="profile" href="http://gmpg.org/xfn/11"> <title>arXiv support – arXiv blog</title> <meta name='robots' content='max-image-preview:large' /> <link rel="alternate" type="application/rss+xml" title="arXiv blog » Feed" href="https://blog.arxiv.org/feed/" /> <link rel="alternate" type="application/rss+xml" title="arXiv blog » Comments Feed" href="https://blog.arxiv.org/comments/feed/" /> <link rel="alternate" type="application/rss+xml" title="arXiv blog » arXiv support Category Feed" href="https://blog.arxiv.org/category/arxiv-support/feed/" /> <script type="text/javascript"> /* <![CDATA[ */ window._wpemojiSettings = {"baseUrl":"https:\/\/s.w.org\/images\/core\/emoji\/15.0.3\/72x72\/","ext":".png","svgUrl":"https:\/\/s.w.org\/images\/core\/emoji\/15.0.3\/svg\/","svgExt":".svg","source":{"concatemoji":"https:\/\/blogs.cornell.edu\/arxiv\/wp-includes\/js\/wp-emoji-release.min.js?ver=6.5.5"}}; /*! This file is auto-generated */ !function(i,n){var o,s,e;function c(e){try{var t={supportTests:e,timestamp:(new Date).valueOf()};sessionStorage.setItem(o,JSON.stringify(t))}catch(e){}}function p(e,t,n){e.clearRect(0,0,e.canvas.width,e.canvas.height),e.fillText(t,0,0);var t=new Uint32Array(e.getImageData(0,0,e.canvas.width,e.canvas.height).data),r=(e.clearRect(0,0,e.canvas.width,e.canvas.height),e.fillText(n,0,0),new Uint32Array(e.getImageData(0,0,e.canvas.width,e.canvas.height).data));return t.every(function(e,t){return e===r[t]})}function u(e,t,n){switch(t){case"flag":return n(e,"\ud83c\udff3\ufe0f\u200d\u26a7\ufe0f","\ud83c\udff3\ufe0f\u200b\u26a7\ufe0f")?!1:!n(e,"\ud83c\uddfa\ud83c\uddf3","\ud83c\uddfa\u200b\ud83c\uddf3")&&!n(e,"\ud83c\udff4\udb40\udc67\udb40\udc62\udb40\udc65\udb40\udc6e\udb40\udc67\udb40\udc7f","\ud83c\udff4\u200b\udb40\udc67\u200b\udb40\udc62\u200b\udb40\udc65\u200b\udb40\udc6e\u200b\udb40\udc67\u200b\udb40\udc7f");case"emoji":return!n(e,"\ud83d\udc26\u200d\u2b1b","\ud83d\udc26\u200b\u2b1b")}return!1}function f(e,t,n){var r="undefined"!=typeof WorkerGlobalScope&&self instanceof WorkerGlobalScope?new OffscreenCanvas(300,150):i.createElement("canvas"),a=r.getContext("2d",{willReadFrequently:!0}),o=(a.textBaseline="top",a.font="600 32px Arial",{});return e.forEach(function(e){o[e]=t(a,e,n)}),o}function t(e){var t=i.createElement("script");t.src=e,t.defer=!0,i.head.appendChild(t)}"undefined"!=typeof Promise&&(o="wpEmojiSettingsSupports",s=["flag","emoji"],n.supports={everything:!0,everythingExceptFlag:!0},e=new Promise(function(e){i.addEventListener("DOMContentLoaded",e,{once:!0})}),new Promise(function(t){var n=function(){try{var e=JSON.parse(sessionStorage.getItem(o));if("object"==typeof e&&"number"==typeof e.timestamp&&(new Date).valueOf()<e.timestamp+604800&&"object"==typeof e.supportTests)return e.supportTests}catch(e){}return null}();if(!n){if("undefined"!=typeof Worker&&"undefined"!=typeof OffscreenCanvas&&"undefined"!=typeof URL&&URL.createObjectURL&&"undefined"!=typeof Blob)try{var e="postMessage("+f.toString()+"("+[JSON.stringify(s),u.toString(),p.toString()].join(",")+"));",r=new Blob([e],{type:"text/javascript"}),a=new Worker(URL.createObjectURL(r),{name:"wpTestEmojiSupports"});return void(a.onmessage=function(e){c(n=e.data),a.terminate(),t(n)})}catch(e){}c(n=f(s,u,p))}t(n)}).then(function(e){for(var t in e)n.supports[t]=e[t],n.supports.everything=n.supports.everything&&n.supports[t],"flag"!==t&&(n.supports.everythingExceptFlag=n.supports.everythingExceptFlag&&n.supports[t]);n.supports.everythingExceptFlag=n.supports.everythingExceptFlag&&!n.supports.flag,n.DOMReady=!1,n.readyCallback=function(){n.DOMReady=!0}}).then(function(){return e}).then(function(){var e;n.supports.everything||(n.readyCallback(),(e=n.source||{}).concatemoji?t(e.concatemoji):e.wpemoji&&e.twemoji&&(t(e.twemoji),t(e.wpemoji)))}))}((window,document),window._wpemojiSettings); /* ]]> */ </script> <link rel='stylesheet' id='dashicons-css' href='https://blog.arxiv.org/wp-includes/css/dashicons.min.css?ver=6.5.5' type='text/css' media='all' /> <link rel='stylesheet' id='admin-bar-css' href='https://blog.arxiv.org/wp-includes/css/admin-bar.min.css?ver=6.5.5' type='text/css' media='all' /> <style id='admin-bar-inline-css' type='text/css'> @media screen { html { margin-top: 32px !important; } } @media screen and ( max-width: 782px ) { html { margin-top: 46px !important; } } @media print { #wpadminbar { display:none; } } </style> <style id='wp-emoji-styles-inline-css' type='text/css'> img.wp-smiley, img.emoji { display: inline !important; border: none !important; box-shadow: none !important; height: 1em !important; width: 1em !important; margin: 0 0.07em !important; vertical-align: -0.1em !important; background: none !important; padding: 0 !important; } </style> <link rel='stylesheet' id='wp-block-library-css' href='https://blog.arxiv.org/wp-includes/css/dist/block-library/style.min.css?ver=6.5.5' type='text/css' media='all' /> <style id='safe-svg-svg-icon-style-inline-css' type='text/css'> .safe-svg-cover{text-align:center}.safe-svg-cover .safe-svg-inside{display:inline-block;max-width:100%}.safe-svg-cover svg{height:100%;max-height:100%;max-width:100%;width:100%} </style> <style id='classic-theme-styles-inline-css' type='text/css'> /*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} </style> <style id='global-styles-inline-css' type='text/css'> body{--wp--preset--color--black: #000;--wp--preset--color--cyan-bluish-gray: #abb8c3;--wp--preset--color--white: white;--wp--preset--color--pale-pink: #f78da7;--wp--preset--color--vivid-red: #cf2e2e;--wp--preset--color--luminous-vivid-orange: #ff6900;--wp--preset--color--luminous-vivid-amber: #fcb900;--wp--preset--color--light-green-cyan: #7bdcb5;--wp--preset--color--vivid-green-cyan: #00d084;--wp--preset--color--pale-cyan-blue: #8ed1fc;--wp--preset--color--vivid-cyan-blue: #0693e3;--wp--preset--color--vivid-purple: #9b51e0;--wp--preset--color--color-bg-alt: #f9f7f7;--wp--preset--color--color-boxes: #f9f7f7;--wp--preset--color--color-bg: #ffffff;--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple: linear-gradient(135deg,rgba(6,147,227,1) 0%,rgb(155,81,224) 100%);--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan: linear-gradient(135deg,rgb(122,220,180) 0%,rgb(0,208,130) 100%);--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange: linear-gradient(135deg,rgba(252,185,0,1) 0%,rgba(255,105,0,1) 100%);--wp--preset--gradient--luminous-vivid-orange-to-vivid-red: linear-gradient(135deg,rgba(255,105,0,1) 0%,rgb(207,46,46) 100%);--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray: linear-gradient(135deg,rgb(238,238,238) 0%,rgb(169,184,195) 100%);--wp--preset--gradient--cool-to-warm-spectrum: linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 80%,rgb(254,248,76) 100%);--wp--preset--gradient--blush-light-purple: linear-gradient(135deg,rgb(255,206,236) 0%,rgb(152,150,240) 100%);--wp--preset--gradient--blush-bordeaux: linear-gradient(135deg,rgb(254,205,165) 0%,rgb(254,45,45) 50%,rgb(107,0,62) 100%);--wp--preset--gradient--luminous-dusk: linear-gradient(135deg,rgb(255,203,112) 0%,rgb(199,81,192) 50%,rgb(65,88,208) 100%);--wp--preset--gradient--pale-ocean: linear-gradient(135deg,rgb(255,245,203) 0%,rgb(182,227,212) 50%,rgb(51,167,181) 100%);--wp--preset--gradient--electric-grass: linear-gradient(135deg,rgb(202,248,128) 0%,rgb(113,206,126) 100%);--wp--preset--gradient--midnight: linear-gradient(135deg,rgb(2,3,129) 0%,rgb(40,116,252) 100%);--wp--preset--font-size--small: 13px;--wp--preset--font-size--medium: 20px;--wp--preset--font-size--large: 36px;--wp--preset--font-size--x-large: 42px;--wp--preset--font-size--larger: 48px;--wp--preset--spacing--20: 0.44rem;--wp--preset--spacing--30: 0.67rem;--wp--preset--spacing--40: 1rem;--wp--preset--spacing--50: 1.5rem;--wp--preset--spacing--60: 2.25rem;--wp--preset--spacing--70: 3.38rem;--wp--preset--spacing--80: 5.06rem;--wp--preset--shadow--natural: 6px 6px 9px rgba(0, 0, 0, 0.2);--wp--preset--shadow--deep: 12px 12px 50px rgba(0, 0, 0, 0.4);--wp--preset--shadow--sharp: 6px 6px 0px rgba(0, 0, 0, 0.2);--wp--preset--shadow--outlined: 6px 6px 0px -3px rgba(255, 255, 255, 1), 6px 6px rgba(0, 0, 0, 1);--wp--preset--shadow--crisp: 6px 6px 0px rgba(0, 0, 0, 1);}:where(.is-layout-flex){gap: 0.5em;}:where(.is-layout-grid){gap: 0.5em;}body .is-layout-flex{display: flex;}body .is-layout-flex{flex-wrap: wrap;align-items: center;}body .is-layout-flex > *{margin: 0;}body .is-layout-grid{display: grid;}body .is-layout-grid > *{margin: 0;}:where(.wp-block-columns.is-layout-flex){gap: 2em;}:where(.wp-block-columns.is-layout-grid){gap: 2em;}:where(.wp-block-post-template.is-layout-flex){gap: 1.25em;}:where(.wp-block-post-template.is-layout-grid){gap: 1.25em;}.has-black-color{color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-color{color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-color{color: var(--wp--preset--color--white) !important;}.has-pale-pink-color{color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-color{color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-color{color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-color{color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-color{color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-color{color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-color{color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-color{color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-color{color: var(--wp--preset--color--vivid-purple) !important;}.has-black-background-color{background-color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-background-color{background-color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-background-color{background-color: var(--wp--preset--color--white) !important;}.has-pale-pink-background-color{background-color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-background-color{background-color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-background-color{background-color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-background-color{background-color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-background-color{background-color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-background-color{background-color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-background-color{background-color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-background-color{background-color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-background-color{background-color: var(--wp--preset--color--vivid-purple) !important;}.has-black-border-color{border-color: var(--wp--preset--color--black) !important;}.has-cyan-bluish-gray-border-color{border-color: var(--wp--preset--color--cyan-bluish-gray) !important;}.has-white-border-color{border-color: var(--wp--preset--color--white) !important;}.has-pale-pink-border-color{border-color: var(--wp--preset--color--pale-pink) !important;}.has-vivid-red-border-color{border-color: var(--wp--preset--color--vivid-red) !important;}.has-luminous-vivid-orange-border-color{border-color: var(--wp--preset--color--luminous-vivid-orange) !important;}.has-luminous-vivid-amber-border-color{border-color: var(--wp--preset--color--luminous-vivid-amber) !important;}.has-light-green-cyan-border-color{border-color: var(--wp--preset--color--light-green-cyan) !important;}.has-vivid-green-cyan-border-color{border-color: var(--wp--preset--color--vivid-green-cyan) !important;}.has-pale-cyan-blue-border-color{border-color: var(--wp--preset--color--pale-cyan-blue) !important;}.has-vivid-cyan-blue-border-color{border-color: var(--wp--preset--color--vivid-cyan-blue) !important;}.has-vivid-purple-border-color{border-color: var(--wp--preset--color--vivid-purple) !important;}.has-vivid-cyan-blue-to-vivid-purple-gradient-background{background: var(--wp--preset--gradient--vivid-cyan-blue-to-vivid-purple) !important;}.has-light-green-cyan-to-vivid-green-cyan-gradient-background{background: var(--wp--preset--gradient--light-green-cyan-to-vivid-green-cyan) !important;}.has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background{background: var(--wp--preset--gradient--luminous-vivid-amber-to-luminous-vivid-orange) !important;}.has-luminous-vivid-orange-to-vivid-red-gradient-background{background: var(--wp--preset--gradient--luminous-vivid-orange-to-vivid-red) !important;}.has-very-light-gray-to-cyan-bluish-gray-gradient-background{background: var(--wp--preset--gradient--very-light-gray-to-cyan-bluish-gray) !important;}.has-cool-to-warm-spectrum-gradient-background{background: var(--wp--preset--gradient--cool-to-warm-spectrum) !important;}.has-blush-light-purple-gradient-background{background: var(--wp--preset--gradient--blush-light-purple) !important;}.has-blush-bordeaux-gradient-background{background: var(--wp--preset--gradient--blush-bordeaux) !important;}.has-luminous-dusk-gradient-background{background: var(--wp--preset--gradient--luminous-dusk) !important;}.has-pale-ocean-gradient-background{background: var(--wp--preset--gradient--pale-ocean) !important;}.has-electric-grass-gradient-background{background: var(--wp--preset--gradient--electric-grass) !important;}.has-midnight-gradient-background{background: var(--wp--preset--gradient--midnight) !important;}.has-small-font-size{font-size: var(--wp--preset--font-size--small) !important;}.has-medium-font-size{font-size: var(--wp--preset--font-size--medium) !important;}.has-large-font-size{font-size: var(--wp--preset--font-size--large) !important;}.has-x-large-font-size{font-size: var(--wp--preset--font-size--x-large) !important;} .wp-block-navigation a:where(:not(.wp-element-button)){color: inherit;} :where(.wp-block-post-template.is-layout-flex){gap: 1.25em;}:where(.wp-block-post-template.is-layout-grid){gap: 1.25em;} :where(.wp-block-columns.is-layout-flex){gap: 2em;}:where(.wp-block-columns.is-layout-grid){gap: 2em;} .wp-block-pullquote{font-size: 1.5em;line-height: 1.6;} </style> <link rel='stylesheet' id='cpschool-styles-css' href='https://blog.arxiv.org/wp-content/themes/cpschool/css/theme.min.css?ver=0.9.10.1710846475' type='text/css' media='all' /> <link rel='stylesheet' id='aos-css' href='https://blog.arxiv.org/wp-content/themes/cpschool/css/aos.css?ver=0.9.10.1582726456' type='text/css' media='all' /> <script type="text/javascript" src="https://blog.arxiv.org/wp-includes/js/jquery/jquery.min.js?ver=3.7.1" id="jquery-core-js"></script> <script type="text/javascript" src="https://blog.arxiv.org/wp-includes/js/jquery/jquery-migrate.min.js?ver=3.4.1" id="jquery-migrate-js"></script> <link rel="https://api.w.org/" href="https://blog.arxiv.org/wp-json/" /><link rel="alternate" type="application/json" href="https://blog.arxiv.org/wp-json/wp/v2/categories/600907" /><link rel="EditURI" type="application/rsd+xml" title="RSD" href="https://blog.arxiv.org/xmlrpc.php?rsd" /> <meta name="generator" content="arXiv blog 6.5.5 - https://blog.arxiv.org" /> <style> @media screen and (max-width: 782px) { #wpadminbar li#wp-admin-bar-log-in, #wpadminbar li#wp-admin-bar-register { display: block; } #wpadminbar li#wp-admin-bar-log-in a, #wpadminbar li#wp-admin-bar-register a { padding: 0 8px; } } </style> <style id="simpler-css-style" type="text/css"> h1 { line-height: 1.8; } h1, h2, h3, h4 { font-weight: 600; } p, article li { margin-left: 15px; font-size: 1em; } h3.widget-title { font-size: 1.4em; } .widget li { display: flex; } .widget li span.post-date { float: none; flex-shrink: 0; } .widget li a { flex-grow: 1; font-size: 1em; }</style><!-- end of custom css --> <script type="text/javascript"> var jQueryMigrateHelperHasSentDowngrade = false; window.onerror = function( msg, url, line, col, error ) { // Break out early, do not processing if a downgrade reqeust was already sent. if ( jQueryMigrateHelperHasSentDowngrade ) { return true; } var xhr = new XMLHttpRequest(); var nonce = '4f098c7515'; var jQueryFunctions = [ 'andSelf', 'browser', 'live', 'boxModel', 'support.boxModel', 'size', 'swap', 'clean', 'sub', ]; var match_pattern = /\)\.(.+?) is not a function/; var erroredFunction = msg.match( match_pattern ); // If there was no matching functions, do not try to downgrade. if ( null === erroredFunction || typeof erroredFunction !== 'object' || typeof erroredFunction[1] === "undefined" || -1 === jQueryFunctions.indexOf( erroredFunction[1] ) ) { return true; } // Set that we've now attempted a downgrade request. jQueryMigrateHelperHasSentDowngrade = true; xhr.open( 'POST', 'https://blog.arxiv.org/wp-admin/admin-ajax.php' ); xhr.setRequestHeader( 'Content-Type', 'application/x-www-form-urlencoded' ); xhr.onload = function () { var response, reload = false; if ( 200 === xhr.status ) { try { response = JSON.parse( xhr.response ); reload = response.data.reload; } catch ( e ) { reload = false; } } // Automatically reload the page if a deprecation caused an automatic downgrade, ensure visitors get the best possible experience. if ( reload ) { location.reload(); } }; xhr.send( encodeURI( 'action=jquery-migrate-downgrade-version&_wpnonce=' + nonce ) ); // Suppress error alerts in older browsers return true; } </script> <meta name="mobile-web-app-capable" content="yes"> <meta name="apple-mobile-web-app-capable" content="yes"> <meta name="apple-mobile-web-app-title" content="arXiv blog - News from arXiv.org"> <!-- Google Analytics tracking code output by Beehive Analytics Pro --> <script async src="https://www.googletagmanager.com/gtag/js?id=G-PVFQG5SSG0&l=beehiveDataLayer"></script> <script> window.beehiveDataLayer = window.beehiveDataLayer || []; function gaplusu() {beehiveDataLayer.push(arguments);} gaplusu('js', new Date()) gaplusu('config', 'G-PVFQG5SSG0', { 'anonymize_ip': false, 'allow_google_signals': false, }) </script> <style type="text/css"> /* <![CDATA[ */ img.latex { vertical-align: middle; border: none; } /* ]]> */ </style> <link rel="icon" href="https://blog.arxiv.org/files/2023/03/favicon.png" sizes="32x32" /> <link rel="icon" href="https://blog.arxiv.org/files/2023/03/favicon.png" sizes="192x192" /> <link rel="apple-touch-icon" href="https://blog.arxiv.org/files/2023/03/favicon.png" /> <meta name="msapplication-TileImage" content="https://blog.arxiv.org/files/2023/03/favicon.png" /> <style type="text/css">#wp-admin-bar-abm-login{display:block!important}body .wp-video-shortcode video,body video.wp-video-shortcode{margin:0;padding:0;background:0 0;border:none;box-shadow:none;min-width:0;height:auto;min-height:0}.screen-reader-text:not(button){clip:rect(1px,1px,1px,1px);position:absolute!important;height:1px;width:1px;overflow:hidden}</style><style id="kirki-inline-styles">.container{max-width:1140px;}:root{--site-width:1140px;--content-width:1140px;--body-font-size:100;--roundness:3px;--shadows:4px;--color-bg:#ffffff;--color-bg-alt:#f9f7f7;--color-bg-contrast:#000000;--color-bg-accent:#1f5e96;--color-bg-accent-a:rgba(31,94,150,0.5);--color-bg-accent-contrast:#ffffff;--color-bg-accent-hl:#0d63a9;--color-bg-accent-hl-a:rgba(13,99,169,0.5);--color-bg-accent-hl-contrast:#ffffff;--color-bg-alt-contrast:#000000;--color-bg-alt-accent:#645e53;--color-bg-alt-accent-a:rgba(100,94,83,0.5);--color-bg-alt-accent-contrast:#ffffff;--color-bg-alt-accent-hl:#0c60a6;--color-bg-alt-accent-hl-a:rgba(12,96,166,0.5);--color-bg-alt-accent-hl-contrast:#ffffff;--color-boxes:#f9f7f7;--color-boxes-contrast:#000000;--color-boxes-accent:#1f5e96;--color-boxes-accent-a:rgba(31,94,150,0.5);--color-boxes-accent-contrast:#ffffff;--color-boxes-accent-hl:#0c60a6;--color-boxes-accent-hl-a:rgba(12,96,166,0.5);--color-boxes-accent-hl-contrast:#ffffff;--header-main-height:110.688px;--header-main-logo-image-width:138px;--header-main-gap-height:0px;--header-main-padding-v:40;--header-main-font-size:100;--header-secondary-font-size:100;--header-secondary-padding-v:0;--hero-main-img-opacity:0.1;--hero-main-header-main-opacity:1;--headers-font-size:86;}body{font-family:public_sans;}#navbar-main .nav{font-family:inherit;}.h1,.h2,.h3,.h4,.h5,.h6,h1,h2,h3,h4,h5,h6{font-family:inherit;}</style></head> <body class="archive category category-arxiv-support category-600907 admin-bar no-customize-support wp-custom-logo wp-embed-responsive animations-enabled h-style-separator h-style-separator-bottom h-style-separator-hl sidebars-check-sticky group-blog has-sidebar has-hero hfeed entries-list"> <div id="wpadminbar" class="nojq nojs"> <div class="quicklinks" id="wp-toolbar" role="navigation" aria-label="Toolbar"> <ul role='menu' id='wp-admin-bar-top-secondary' class="ab-top-secondary ab-top-menu"><li id='wp-admin-bar-search' class="admin-bar-search"><div class="ab-item ab-empty-item" tabindex="-1" role="menuitem"><form action="https://blog.arxiv.org/" method="get" id="adminbarsearch"><input class="adminbar-input" name="s" id="adminbar-search" type="text" value="" maxlength="150" /><label for="adminbar-search" class="screen-reader-text">Search</label><input type="submit" class="adminbar-button" value="Search" /></form></div></li><li id='wp-admin-bar-log-in'><a class='ab-item' role="menuitem" href='https://blogs.cornell.edu/arxiv/wp-login.php'>Log In</a></li></ul> </div> </div> <div class="site" id="page"> <a class="skip-link sr-only sr-only-focusable" href="#content">Skip to content</a> <div id="wrapper-navbar-main-top" ></div> <div id="wrapper-navbar-main" class="wrapper-navbar" itemscope itemtype="http://schema.org/WebSite"> <nav id="navbar-main" class="navbar navbar-expand-md nav-styling-underline has-background has-header-main-bg-color-background-color" aria-label="main"> <div class="navbar-container container"> <!-- Your site title as branding in the menu --> <div class="navbar-brand-holder"> <a class="navbar-brand logo-font custom-bg-disabled" rel="home" href="https://arxiv.org" title="arXiv blog" itemprop="url"> <img width="1030" height="464" src="https://blog.arxiv.org/files/2021/02/arxiv-logo-1.png" class="img-fluid" alt="" title="Home" decoding="async" fetchpriority="high" srcset="https://blog.arxiv.org/files/2021/02/arxiv-logo-1.png 1030w, https://blog.arxiv.org/files/2021/02/arxiv-logo-1-300x135.png 300w, https://blog.arxiv.org/files/2021/02/arxiv-logo-1-1024x461.png 1024w, https://blog.arxiv.org/files/2021/02/arxiv-logo-1-768x346.png 768w" sizes="(max-width: 1030px) 100vw, 1030px" /> </a> </div> <!-- end custom logo --> <div class="navbar-navs-container"> <div id="navbar-main-nav-desktop" class="navbar-nav-container"><ul id="menu-main-desktop" class="nav navbar-nav"><li itemscope="itemscope" itemtype="https://www.schema.org/SiteNavigationElement" id="menu-item-menu-main-desktop-9" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-9 nav-item"><a class="nav-link" title="Blog Home" href="https://blogs.cornell.edu/arxiv/"><span class="menu-item-text">Blog Home</span></a></li> <li itemscope="itemscope" itemtype="https://www.schema.org/SiteNavigationElement" id="menu-item-menu-main-desktop-10" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-10 nav-item"><a class="nav-link" title="arXiv Home" target="_blank" rel="noopener noreferrer" href="https://arxiv.org/"><span class="menu-item-text">arXiv Home</span></a></li> <li itemscope="itemscope" itemtype="https://www.schema.org/SiteNavigationElement" id="menu-item-menu-main-desktop-11" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-11 nav-item"><a class="nav-link" title="About" target="_blank" rel="noopener noreferrer" href="https://info.arxiv.org/"><span class="menu-item-text">About</span></a></li> </ul></div> <div id="navbar-main-nav-buttons"> <ul class="nav navbar-nav navbar-button-nav-right"> <li id="navbar-main-btn-search" > <button type="button" class="btn btn-secondary nav-link has-styling" data-toggle="modal" data-target="#modal-search"> <i aria-hidden="true" class="cps-icon cps-icon-search"></i> <span aria-hidden="true" class="d-none">Search</span> <span class="sr-only">Toggle search interface</span> </button> </li> <li id="navbar-main-btn-slide-in-menu" class="btn-modal-slide-in-menu-holder has-mobile"> <button type="button" class="btn btn-secondary nav-link has-styling" data-toggle="modal" data-target="#modal-slide-in-menu"> <i aria-hidden="true" class="cps-icon cps-icon-menu"></i> <span aria-hidden="true" class="d-none">Menu</span> <span class="sr-only">Toggle extended navigation</span> </button> </li> </ul> </div> </div> </div><!-- #navbar-container --> </nav> </div><!-- #wrapper-navbar end --> <header id="hero-main" class="hero jumbotron jumbotron-fluid has-background has-hero-main-bg-color-background-color has-hero hero-full hero-full-title-over-img text-center hero-breadcrumb-above-title" aria-label="page title and basic information"> <div class="hero-content container" data-aos="fade" data-aos-delay="500" data-aos-duration="1000"> <nav role="navigation" aria-label="Breadcrumb" class="breadcrumb-trail breadcrumbs" itemprop="breadcrumb"><ol class="breadcrumb" itemscope itemtype="http://schema.org/BreadcrumbList"><meta name="numberOfItems" content="2" /><meta name="itemListOrder" content="Ascending" /><li itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem" class="breadcrumb-item breadcrumb-item-begin"><a href="https://blog.arxiv.org/" rel="home" itemprop="item"><span itemprop="name">Home</span></a><meta itemprop="position" content="1" /></li><li itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem" class="breadcrumb-item breadcrumb-item-end active" aria-current="page"><span itemprop="name">arXiv support</span><meta itemprop="position" content="2" /></li></ol></nav> <h1 class="page-title entry-title"><span>Category: </span><span>arXiv support</span></h1> </div> </header> <div class="main-wrapper wrapper" id="index-wrapper"> <div class="container" id="content"> <div class="row"> <!-- Do the left sidebar check and opens the primary div --> <div class="col-md-8 col-xl-9 content-area" id="primary"> <main class="site-main" id="main"> <div class="entries-row row image-on-top"> <div class="entry-col col-12"> <article class="post-1522 post type-post status-publish format-standard hentry category-arxiv-development category-arxiv-support category-arxiv-updates" id="post-1522"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2023/12/18/faster-arxiv-with-fastly/" rel="bookmark">Faster arXiv with Fastly</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> December 18, 2023 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>A few weeks ago, the folks at https://fastly.com generously offered arXiv an in-kind donation of CDN services (see Content delivery network – Wikipedia). Yesterday, we turned it on for all content served from https://arxiv.org. That includes our home page, listings, abstracts, and papers — both PDF and HTML (more on that soon). Fastly uses around…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2023/12/18/faster-arxiv-with-fastly/">Continue Reading <span class="sr-only">Faster arXiv with Fastly</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-1515 post type-post status-publish format-standard hentry category-about-arxiv category-arxiv-support category-arxiv-updates" id="post-1515"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2023/11/21/new-submission-holiday-delays/" rel="bookmark">Attention Authors: Temporary changes to announcement schedule due to end-of-year holidays</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> November 21, 2023 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>Planning a submission to arXiv in the next few weeks? The 2023 end-of-the-year holiday stretch will be temporarily impacting arXiv’s mailings, help desk, and announcement schedule. This temporary change only affects the announcement of new submissions; arXiv servers will otherwise remain in operation, existing papers will still be available to browse, and arXiv will be…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2023/11/21/new-submission-holiday-delays/">Continue Reading <span class="sr-only">Attention Authors: Temporary changes to announcement schedule due to end-of-year holidays</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-1233 post type-post status-publish format-standard hentry category-arxiv-support" id="post-1233"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2022/06/07/temporary-change-to-announcement-schedule-june-2022/" rel="bookmark">Temporary change to announcement schedule: June 2022</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> June 7, 2022 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>Planning a submission to arXiv in the next few weeks? Please be aware of the upcoming temporary change to our announcement schedule. This change only affects announcement of new submissions, and the arXiv servers will otherwise remain in operation. We will still be accepting submissions and the arXiv site will continue to be available for…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2022/06/07/temporary-change-to-announcement-schedule-june-2022/">Continue Reading <span class="sr-only">Temporary change to announcement schedule: June 2022</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-1095 post type-post status-publish format-standard hentry category-arxiv-fundraising category-arxiv-membership category-arxiv-support" id="post-1095"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2021/10/14/academic-societies-continue-strong-support-of-arxiv/" rel="bookmark">Academic societies continue strong support of arXiv</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> October 14, 2021 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>Since 2019, seven academic societies have contributed to arXiv with funding and expertise. This type of steady support directly helps arXiv keep pace with exponential growth in usage and achieve its mission to provide an open research sharing platform where scholars can share and discover new, relevant, and emerging science, and establish their contribution to…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2021/10/14/academic-societies-continue-strong-support-of-arxiv/">Continue Reading <span class="sr-only">Academic societies continue strong support of arXiv</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-607 post type-post status-publish format-standard hentry category-arxiv-repository-news category-arxiv-support" id="post-607"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2020/04/16/service-announcement-planned-maintenance-friday-april-17-2020/" rel="bookmark">Service Announcement: Planned maintenance on Friday, April 17, 2020</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> April 16, 2020 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>On Friday, April 17, 2020, arXiv staff will be performing planned maintenance to improve the overall quality of the service. On Friday from 2:15 PM to 4:15 PM EDT arXiv.org will still be available. However, users may experience significant service disruptions, including to the submission service. At the end of the planned maintenance, full functionality…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2020/04/16/service-announcement-planned-maintenance-friday-april-17-2020/">Continue Reading <span class="sr-only">Service Announcement: Planned maintenance on Friday, April 17, 2020</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-508 post type-post status-publish format-standard hentry category-arxiv-support" id="post-508"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2019/09/19/donate-to-arxiv-4/" rel="bookmark">Donate to arXiv</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> September 19, 2019 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>The arXiv community comes from 189 countries around the world. With nearly 200 million downloads so far this year, you show us how valuable arXiv is to you. arXiv is community-funded and operated by sponsorships from 241 member organizations, the Simons Foundation, Cornell University, and users like you! Our fall giving campaign will be September…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2019/09/19/donate-to-arxiv-4/">Continue Reading <span class="sr-only">Donate to arXiv</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-395 post type-post status-publish format-standard hentry category-about-arxiv category-arxiv-repository-news category-arxiv-support category-arxiv-updates" id="post-395"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2019/01/15/arxiv-annual-update/" rel="bookmark">arXiv鈥檚 Annual Update</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> January 15, 2019 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>arXiv provides open access to 1.5 million e-prints in Physics, Computer Science, Mathematics, Quantitative Biology, Quantitative Finance, Statistics, Electrical Engineering and Systems Science, and Economics, with 228 million downloads from all over the world in 2018. The repository received 140,616聽new submissions, a 14% increase from 2017, with major contributions to Physics (44% of overall submissions),…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2019/01/15/arxiv-annual-update/">Continue Reading <span class="sr-only">arXiv鈥檚 Annual Update</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-186 post type-post status-publish format-standard hentry category-arxiv-repository-news category-arxiv-support category-arxiv-updates" id="post-186"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2018/01/08/annual-update-2/" rel="bookmark">Annual Update</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> January 8, 2018 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>We are pleased to provide an update with a brief summary of our 2017 activities and 2018 plans: https://confluence.cornell.edu/display/arxivpub/arXiv+Update+-+January+2018 We remain grateful for strong support from our member organizations, Simons Foundation, and essential contributions from arXiv’s advisory groups as they consistently provide us with input as representatives of scientific and library communities. We salute the…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2018/01/08/annual-update-2/">Continue Reading <span class="sr-only">Annual Update</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-165 post type-post status-publish format-standard hentry category-about-arxiv category-arxiv-repository-news category-arxiv-support" id="post-165"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2017/10/24/open-access-it-takes-a-community/" rel="bookmark">Open Access – It takes a community</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> October 24, 2017 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>Now in its 26th year arXiv.org owes it’s success as an Open Access e-print service to our community of users and supporters. During Open Access Week we would like to take the opportunity to say thanks to the authors that provide free access to their cutting edge research by posting articles to arXiv. We also…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2017/10/24/open-access-it-takes-a-community/">Continue Reading <span class="sr-only">Open Access – It takes a community</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> <div class="entry-col col-12"> <article class="post-95 post type-post status-publish format-standard hentry category-arxiv-support" id="post-95"> <header class="entry-header"> <h2 class="entry-title"><a href="https://blog.arxiv.org/2017/09/12/grant-from-the-heising-simons-foundation/" rel="bookmark">Grant from the Heising-Simons Foundation</a></h2> <div class="entry-meta"> <ul class="list-inline"> <li class="post-date list-inline-item"> <span class="sr-only">Publication date</span> <span class="meta-icon" aria-hidden="true"> <i class="cps-icon cps-icon-calendar"></i> </span> <span class="meta-text"> September 12, 2017 </span> </li> </ul> </div><!-- .entry-meta --> </header><!-- .entry-header --> <div class="entry-content"> <p>arXiv received $322,000 from the Heising-Simons Foundation to contribute to the arXiv-NG initiative, which aims to modernize arXiv’s infrastructure and consider new models for the service鈥檚 sustainability.聽The grant from the Heising-Simons Foundation, which follows a $450,000 grant from the Sloan Foundation, will help fund the creation of a scalable, cost-efficient, and reliable infrastructure for the…<span class="cpschool-read-more-link-holder"><a class="btn btn-secondary cpschool-read-more-link" href="https://blog.arxiv.org/2017/09/12/grant-from-the-heising-simons-foundation/">Continue Reading <span class="sr-only">Grant from the Heising-Simons Foundation</span></a></span></p> </div><!-- .entry-content --> </article><!-- #post-## --> </div> </div> </main><!-- #main --> <!-- The pagination component --> <nav aria-label="Posts pagination"> <ul class="pagination"> <li class="page-item active"> <span aria-current="page" class="page-link current"><span class="sr-only">Page</span>1</span> </li> <li class="page-item"> <a class="page-link" href="https://blog.arxiv.org/category/arxiv-support/page/2/"><span class="sr-only">Page</span>2</a> </li> <li class="page-item"> <a class="next page-link" href="https://blog.arxiv.org/category/arxiv-support/page/2/"><span class="sr-only">Next page</span><span aria-hidden="true">»</span></a> </li> </ul> </nav> <!-- Do the right sidebar check --> </div><!-- #closing the primary container from /templates/global-templates/left-sidebar-check.php --> <aside class="col-md-4 col-xl-3 widget-area sidebar-widget-area sidebar-widget-area-boxed" id="right-sidebar"> <div class="sidebar-widget-area-content"> <div id="search-3" class="sidebar-widget widget widget_search"> <form method="get" id="searchform" action="https://blog.arxiv.org/" role="search"> <label class="sr-only" for="searchform-s">Search</label> <div class="input-group"> <input class="field form-control" id="searchform-s" name="s" type="text" placeholder="Search..." value=""> <span class="input-group-append"> <button class="submit btn btn-primary" id="searchform-submit" type="submit"> <i aria-hidden="true" class="cps-icon cps-icon-search"></i> <span class="sr-only">Search Site</span> </button> </span> </div> </form> </div><div id="categories-5" class="sidebar-widget widget widget_categories"><h2 class="widget-title h h3">Categories</h2><form action="https://blog.arxiv.org" method="get"><label class="screen-reader-text" for="cat">Categories</label><select name='cat' id='cat' class='postform'> <option value='-1'>Select Category</option> <option class="level-0" value="600913">about arXiv</option> <option class="level-0" value="600934">arXiv accessibility</option> <option class="level-0" value="600909">arXiv development</option> <option class="level-0" value="600927">arXiv events</option> <option class="level-0" value="600929">arXiv fundraising</option> <option class="level-0" value="600910">arXiv jobs</option> <option class="level-0" value="600930">arXiv membership</option> <option class="level-0" value="600905">arXiv people</option> <option class="level-0" value="600914">arXiv repository news</option> <option class="level-0" value="600907" selected="selected">arXiv support</option> <option class="level-0" value="600917">arXiv updates</option> <option class="level-0" value="600918">arXiv UX</option> <option class="level-0" value="600906">arXiv-NG</option> <option class="level-0" value="600928">arXivLabs</option> <option class="level-0" value="600931">Governance</option> <option class="level-0" value="600915">Member Advisory Board</option> <option class="level-0" value="97520">moderation</option> <option class="level-0" value="600911">preprints</option> <option class="level-0" value="600916">Scientific Advisory Board</option> <option class="level-0" value="1">Uncategorized</option> </select> </form><script type="text/javascript"> /* <![CDATA[ */ (function() { var dropdown = document.getElementById( "cat" ); function onCatChange() { if ( dropdown.options[ dropdown.selectedIndex ].value > 0 ) { dropdown.parentNode.submit(); } } dropdown.onchange = onCatChange; })(); /* ]]> */ </script> </div> <div id="recent-posts-7" class="sidebar-widget widget widget_recent_entries"> <h2 class="widget-title h h3">Recent</h2> <ul> <li> <a href="https://blog.arxiv.org/2024/11/21/attention-authors-temporary-changes-to-announcement-schedule-due-to-end-of-year-holidays/">Attention Authors: Temporary changes to announcement schedule due to end-of-year holidays</a> </li> <li> <a href="https://blog.arxiv.org/2024/11/04/arxiv-sets-new-record-for-monthly-submissions-again/">arXiv sets new record for monthly submissions (again)!</a> </li> <li> <a href="https://blog.arxiv.org/2024/10/22/celebrate-open-access-week-with-arxiv/">Celebrate Open Access Week with arXiv!</a> </li> <li> <a href="https://blog.arxiv.org/2024/10/04/attention-authors-temporary-changes-to-announcement-schedule-due-to-staff-development/">Attention Authors: Temporary changes to announcement schedule due to staff development</a> </li> </ul> </div><div id="search-3" class="sidebar-widget widget widget_search"> <form method="get" id="searchform" action="https://blog.arxiv.org/" role="search"> <label class="sr-only" for="searchform-s">Search</label> <div class="input-group"> <input class="field form-control" id="searchform-s" name="s" type="text" placeholder="Search..." value=""> <span class="input-group-append"> <button class="submit btn btn-primary" id="searchform-submit" type="submit"> <i aria-hidden="true" class="cps-icon cps-icon-search"></i> <span class="sr-only">Search Site</span> </button> </span> </div> </form> </div><div id="meta-2" class="sidebar-widget widget widget_meta"><h2 class="widget-title h h3">Subscribe</h2> <ul> <li><a href="https://blogs.cornell.edu/arxiv/wp-login.php">Log in</a></li> <li><a href="https://blog.arxiv.org/feed/" title="Syndicate this site using RSS 2.0">Entries <abbr title="Really Simple Syndication">RSS</abbr></a></li> <li><a href="https://blog.arxiv.org/comments/feed/" title="The latest comments to all posts in RSS">Comments <abbr title="Really Simple Syndication">RSS</abbr></a></li> <li><a href="http://blogs.cornell.edu/" title="Powered by CU Blog Service">CU Blog Service</a></li> </ul> </div><div id="categories-5" class="sidebar-widget widget widget_categories"><h2 class="widget-title h h3">Categories</h2><form action="https://blog.arxiv.org" method="get"><label class="screen-reader-text" for="categories-dropdown-5">Categories</label><select name='cat' id='categories-dropdown-5' class='postform'> <option value='-1'>Select Category</option> <option class="level-0" value="600913">about arXiv</option> <option class="level-0" value="600934">arXiv accessibility</option> <option class="level-0" value="600909">arXiv development</option> <option class="level-0" value="600927">arXiv events</option> <option class="level-0" value="600929">arXiv fundraising</option> <option class="level-0" value="600910">arXiv jobs</option> <option class="level-0" value="600930">arXiv membership</option> <option class="level-0" value="600905">arXiv people</option> <option class="level-0" value="600914">arXiv repository news</option> <option class="level-0" value="600907" selected="selected">arXiv support</option> <option class="level-0" value="600917">arXiv updates</option> <option class="level-0" value="600918">arXiv UX</option> <option class="level-0" value="600906">arXiv-NG</option> <option class="level-0" value="600928">arXivLabs</option> <option class="level-0" value="600931">Governance</option> <option class="level-0" value="600915">Member Advisory Board</option> <option class="level-0" value="97520">moderation</option> <option class="level-0" value="600911">preprints</option> <option class="level-0" value="600916">Scientific Advisory Board</option> <option class="level-0" value="1">Uncategorized</option> </select> </form><script type="text/javascript"> /* <![CDATA[ */ (function() { var dropdown = document.getElementById( "categories-dropdown-5" ); function onCatChange() { if ( dropdown.options[ dropdown.selectedIndex ].value > 0 ) { dropdown.parentNode.submit(); } } dropdown.onchange = onCatChange; })(); /* ]]> */ </script> </div><div id="search-4" class="sidebar-widget widget widget_search"> <form method="get" id="searchform" action="https://blog.arxiv.org/" role="search"> <label class="sr-only" for="searchform-s">Search</label> <div class="input-group"> <input class="field form-control" id="searchform-s" name="s" type="text" placeholder="Search..." value=""> <span class="input-group-append"> <button class="submit btn btn-primary" id="searchform-submit" type="submit"> <i aria-hidden="true" class="cps-icon cps-icon-search"></i> <span class="sr-only">Search Site</span> </button> </span> </div> </form> </div><div id="categories-3" class="sidebar-widget widget widget_categories"><h2 class="widget-title h h3">Categories</h2> <ul> <li class="cat-item cat-item-600913"><a href="https://blog.arxiv.org/category/about-arxiv/">about arXiv</a> (50) </li> <li class="cat-item cat-item-600934"><a href="https://blog.arxiv.org/category/arxiv-accessibility/">arXiv accessibility</a> (1) </li> <li class="cat-item cat-item-600909"><a href="https://blog.arxiv.org/category/arxiv-development/">arXiv development</a> (35) </li> <li class="cat-item cat-item-600927"><a href="https://blog.arxiv.org/category/arxiv-events/">arXiv events</a> (14) </li> <li class="cat-item cat-item-600929"><a href="https://blog.arxiv.org/category/arxiv-fundraising/">arXiv fundraising</a> (16) </li> <li class="cat-item cat-item-600910"><a href="https://blog.arxiv.org/category/arxiv-jobs/">arXiv jobs</a> (17) </li> <li class="cat-item cat-item-600930"><a href="https://blog.arxiv.org/category/arxiv-membership/">arXiv membership</a> (6) </li> <li class="cat-item cat-item-600905"><a href="https://blog.arxiv.org/category/arxiv-people/">arXiv people</a> (17) </li> <li class="cat-item cat-item-600914"><a href="https://blog.arxiv.org/category/arxiv-repository-news/">arXiv repository news</a> (15) </li> <li class="cat-item cat-item-600907 current-cat"><a aria-current="page" href="https://blog.arxiv.org/category/arxiv-support/">arXiv support</a> (17) </li> <li class="cat-item cat-item-600917"><a href="https://blog.arxiv.org/category/arxiv-updates/">arXiv updates</a> (72) </li> <li class="cat-item cat-item-600918"><a href="https://blog.arxiv.org/tag/arxiv-ux/">arXiv UX</a> (1) </li> <li class="cat-item cat-item-600906"><a href="https://blog.arxiv.org/category/arxiv-ng/">arXiv-NG</a> (24) </li> <li class="cat-item cat-item-600928"><a href="https://blog.arxiv.org/category/arxivlabs/">arXivLabs</a> (15) </li> <li class="cat-item cat-item-600931"><a href="https://blog.arxiv.org/category/governance/">Governance</a> (1) </li> <li class="cat-item cat-item-600915"><a href="https://blog.arxiv.org/category/member-advisory-board/">Member Advisory Board</a> (2) </li> <li class="cat-item cat-item-97520"><a href="https://blog.arxiv.org/category/moderation/">moderation</a> (8) </li> <li class="cat-item cat-item-600911"><a href="https://blog.arxiv.org/category/preprints/">preprints</a> (7) </li> <li class="cat-item cat-item-600916"><a href="https://blog.arxiv.org/category/scientific-advisory-board/">Scientific Advisory Board</a> (3) </li> <li class="cat-item cat-item-1"><a href="https://blog.arxiv.org/category/uncategorized/">Uncategorized</a> (4) </li> </ul> </div> <div id="recent-posts-3" class="sidebar-widget widget widget_recent_entries"> <h2 class="widget-title h h3">Recent Posts</h2> <ul> <li> <a href="https://blog.arxiv.org/2024/11/21/attention-authors-temporary-changes-to-announcement-schedule-due-to-end-of-year-holidays/">Attention Authors: Temporary changes to announcement schedule due to end-of-year holidays</a> <span class="post-date">November 21, 2024</span> </li> <li> <a href="https://blog.arxiv.org/2024/11/04/arxiv-sets-new-record-for-monthly-submissions-again/">arXiv sets new record for monthly submissions (again)!</a> <span class="post-date">November 4, 2024</span> </li> <li> <a href="https://blog.arxiv.org/2024/10/22/celebrate-open-access-week-with-arxiv/">Celebrate Open Access Week with arXiv!</a> <span class="post-date">October 22, 2024</span> </li> <li> <a href="https://blog.arxiv.org/2024/10/04/attention-authors-temporary-changes-to-announcement-schedule-due-to-staff-development/">Attention Authors: Temporary changes to announcement schedule due to staff development</a> <span class="post-date">October 4, 2024</span> </li> <li> <a href="https://blog.arxiv.org/2024/09/29/arxiv-has-been-set-to-read-only-while-we-investigate-a-db-replication-issue/">arXiv database issues have been resolved.</a> <span class="post-date">September 29, 2024</span> </li> <li> <a href="https://blog.arxiv.org/2024/09/13/attention-arxiv-users-arxiv-mirrors-to-shut-down-september-15th-2024/">Attention arXiv users: arXiv mirrors to shut down September 15th, 2024</a> <span class="post-date">September 13, 2024</span> </li> <li> <a href="https://blog.arxiv.org/2024/08/29/attention-authors-temporary-changes-to-announcement-schedule-due-to-labor-day-holiday/">Attention Authors: Temporary changes to announcement schedule due to Labor Day holiday</a> <span class="post-date">August 29, 2024</span> </li> <li> <a href="https://blog.arxiv.org/2024/08/09/arxiv-accessibility-2024/">The arXiv Accessibility Forum is back for another year – spread the word!</a> <span class="post-date">August 9, 2024</span> </li> </ul> </div><div id="custom_html-2" class="widget_text sidebar-widget widget widget_custom_html"><h2 class="widget-title h h3">More arXiv…</h2><div class="textwidget custom-html-widget"><a href="https://arxiv.org/">arXiv.org</a> || <a href="https://twitter.com/arxiv">@arXiv</a> || <a href="https://blogs.cornell.edu/arxiv/feed">Blog RSS</a></div></div> </div> </aside><!-- #right-sidebar --> </div><!-- .row --> </div><!-- #content --> </div><!-- #index-wrapper --> <footer class="wrapper has-background has-footer-main-bg-color-background-color" id="wrapper-footer"> <div id="footer-content"> <div class="container" id="footer-site-info"> <div class="row"> <div class="col-md-12"> <div class="site-footer" id="colophon"> <div class="site-info"> All content 漏 arXiv.org. Learn more <a href="https://info.arxiv.org/about/index.html" target="_blank">about arXiv</a>, or visit our <a href="https://info.arxiv.org/help/index.html" target="_blank">help pages</a>. </div><!-- .site-info --> </div><!-- #colophon --> </div><!--col end --> </div><!-- row end --> </div><!-- container end --> </div> <div id="footer-image-holder"> </div> </footer><!-- wrapper end --> </div><!-- #page we need this extra closing tag here --> <div id="modal-slide-in-menu" class="modal fade modal-slide-in-right modal-full-height nav-styling-underline" tabindex="-1" role="dialog" aria-label="slide-in menu" aria-hidden="true"> <div class="modal-dialog" role="document"> <div class="modal-content has-background has-header-main-bg-color-background-color"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal"> <i aria-hidden="true" class="cps-icon cps-icon-close"></i> <span class="sr-only">close menu</span> </button> </div> <div class="modal-body"> <nav class="menu-mobile" aria-label="Mobile" role="navigation"> <div class="menu-top-menu-container"><ul id="menu-main-mobile" class="nav flex-column"><li itemscope="itemscope" itemtype="https://www.schema.org/SiteNavigationElement" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-9 nav-item"><a class="nav-link" title="Blog Home" href="https://blogs.cornell.edu/arxiv/"><span class="menu-item-text">Blog Home</span></a></li> <li itemscope="itemscope" itemtype="https://www.schema.org/SiteNavigationElement" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-10 nav-item"><a class="nav-link" title="arXiv Home" target="_blank" rel="noopener noreferrer" href="https://arxiv.org/"><span class="menu-item-text">arXiv Home</span></a></li> <li itemscope="itemscope" itemtype="https://www.schema.org/SiteNavigationElement" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-11 nav-item"><a class="nav-link" title="About" target="_blank" rel="noopener noreferrer" href="https://info.arxiv.org/"><span class="menu-item-text">About</span></a></li> </ul></div> </nav> </div> </div> </div> </div><!-- #modal-slide-in-menu --> <div id="modal-search" class="modal fade modal-slide-in-top modal-close-inline modal-site-width modal-padding-lg" tabindex="-1" role="dialog" aria-label="search" aria-hidden="true"> <div class="modal-dialog site-width-max" role="document"> <div class="modal-content has-background has-header-main-bg-color-background-color"> <div class="modal-header pb-0"> <button type="button" class="close" data-dismiss="modal"> <i aria-hidden="true" class="cps-icon cps-icon-close"></i> <span class="sr-only">close search</span> </button> </div> <div class="modal-body"> <form method="get" id="searchform" action="https://blog.arxiv.org/" role="search"> <label class="sr-only" for="searchform-s">Search</label> <div class="input-group"> <input class="field form-control form-control-lg" id="searchform-s" name="s" type="text" placeholder="Search..." value=""> <span class="input-group-append"> <button class="submit btn btn-primary btn-lg" id="searchform-submit" type="submit"> <i aria-hidden="true" class="cps-icon cps-icon-search"></i> <span class="sr-only">Search Site</span> </button> </span> </div> </form> </div> </div> </div> </div><!-- #modal-search --> <div aria-hidden="true" role="dialog" tabindex="-1" aria-labelledby="sbe-follow-dialog-label" aria-describedby="sbe-follow-dialog-desc" id="sbe-follow" style="bottom:-1500px" class=""> <a aria-hidden="true" class="sbe-follow-link" href="#sbe-follow-wrap"><span>Subscribe</span></a> <div id="sbe-follow-wrap"> <button type="button" class="sbe-screen-reader-text sbe-follow-dialog-close-sr">Close</button> <h2 id="sbe-follow-dialog-label">Subscribe By Email</h2> <form action="" method="post" id="subscribe-by-email-button-form"> <p id="sbe-follow-dialog-desc">Get every new post delivered right to your inbox.</p> <p> <label class="sbe-screen-reader-text" for="sbe-follow-email">Your Email</label> <input type="email" name="email" id="sbe-follow-email" class="sbe-follow-email" placeholder="Your email" required/> <label aria-hidden="true" class="sbe-screen-reader-text" for="security-check">Leave this field blank</label> <input aria-hidden="true" type="text" class="screen-reader-text sbe-screen-reader-text" name="security-check" id="security-check" /> </p> <div class="sbe-recaptcha-holder"> <input name="g-recaptcha-response" type="hidden" class="g-recaptcha-response"> <p class="sbe-recaptcha-privacy"><small>This form is protected by reCAPTCHA and the Google <a href="https://policies.google.com/privacy" rel="nofollow">Privacy Policy</a> and <a href="https://policies.google.com/terms" rel="nofollow">Terms of Service</a> apply.</small></p> </div> <input type="hidden" name="sbe-blog-id" value="7752" /> <input type="hidden" name="action" value="sbe-subscribe" /> <input type="hidden" id="_wpnonce" name="_wpnonce" value="ed175e646c" /><input type="hidden" name="_wp_http_referer" value="/category/arxiv-support/" /> <p><input type="submit" value="Subscribe me!" /></p> </form> </div> </div> <link rel='stylesheet' id='follow-button-styles-css' href='https://blog.arxiv.org/wp-content/plugins/subscribe-by-email/subscribe-by-email/assets//css/follow-button.css?ver=3' type='text/css' media='all' /> <script type="text/javascript" src="https://blog.arxiv.org/wp-includes/js/hoverintent-js.min.js?ver=2.2.1" id="hoverintent-js-js"></script> <script type="text/javascript" src="https://blog.arxiv.org/wp-includes/js/admin-bar.min.js?ver=6.5.5" id="admin-bar-js"></script> <script type="text/javascript" id="blog_templates_front-js-extra"> /* <![CDATA[ */ var blog_templates_params = {"type":"0"}; /* ]]> */ </script> <script type="text/javascript" src="https://blog.arxiv.org/wp-content/plugins/blogtemplates//blogtemplatesfiles/assets/js/front.js?ver=2.6.8.2" id="blog_templates_front-js"></script> <script type="text/javascript" src="https://blog.arxiv.org/wp-content/themes/cpschool/js/aos.js?ver=0.9.10.1582726456" id="aos-js"></script> <script type="text/javascript" id="cpschool-scripts-js-extra"> /* <![CDATA[ */ var cpSchoolData = {"parallaxHeader":"","animations":"1"}; /* ]]> */ </script> <script type="text/javascript" src="https://blog.arxiv.org/wp-content/themes/cpschool/js/theme.min.js?ver=0.9.10.1710227593" id="cpschool-scripts-js"></script> <script type="text/javascript" src="https://www.google.com/recaptcha/api.js?render=6LcAfaYUAAAAAAuAEkXUQOoRK5PTc_fhc8uKrSy5&ver=6.5.5" id="google-recaptcha-cp-v3-js"></script> <script type="text/javascript" id="follow-button-scripts-js-extra"> /* <![CDATA[ */ var sbe_button = {"recaptcha_v3_site_key":"6LcAfaYUAAAAAAuAEkXUQOoRK5PTc_fhc8uKrSy5"}; /* ]]> */ </script> <script type="text/javascript" src="https://blog.arxiv.org/wp-content/plugins/subscribe-by-email/subscribe-by-email/assets//js/follow-button.js?ver=4" id="follow-button-scripts-js"></script> </body> </html>