{"id":10708,"date":"2026-03-05T14:13:55","date_gmt":"2026-03-05T06:13:55","guid":{"rendered":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/"},"modified":"2026-03-05T14:13:55","modified_gmt":"2026-03-05T06:13:55","slug":"understanding-uml-multiplicity","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/","title":{"rendered":"Comprendre la multiplicit\u00e9 UML"},"content":{"rendered":"<p>Dans le domaine de la conception et de la mod\u00e9lisation logicielle, le langage de mod\u00e9lisation unifi\u00e9 (UML) constitue un outil puissant pour visualiser et documenter la structure et le comportement des syst\u00e8mes. L&#8217;un des concepts cl\u00e9s au sein de l&#8217;UML est<a href=\"https:\/\/blog.visual-paradigm.com\/what-is-multiplicity\/\"><strong>la multiplicit\u00e9<\/strong><\/a>, qui d\u00e9finit les contraintes concernant le nombre d&#8217;objets pouvant participer \u00e0 une association. Cet article explore le concept de multiplicit\u00e9, son importance et la mani\u00e8re dont il est appliqu\u00e9 dans les diagrammes UML.<\/p>\n<h4>Qu&#8217;est-ce que la multiplicit\u00e9 ?<\/h4>\n<p><a href=\"https:\/\/blog.visual-paradigm.com\/what-is-multiplicity\/\">La multiplicit\u00e9 dans l&#8217;UML<\/a> est une contrainte qui pr\u00e9cise le nombre d&#8217;objets pouvant participer \u00e0 une extr\u00e9mit\u00e9 d&#8217;une association. Elle r\u00e9pond \u00e0 des questions telles que \u00ab Combien de voitures une personne peut-elle poss\u00e9der ? \u00bb ou \u00ab Combien de personnes peuvent conduire une voiture donn\u00e9e ? \u00bb En d\u00e9finissant la multiplicit\u00e9, vous \u00e9tablissez les r\u00e8gles selon lesquelles les objets de chaque classe peuvent \u00eatre li\u00e9s, offrant ainsi un moyen clair et concis d&#8217;exprimer ces relations.<\/p>\n<h4>Exprimer la multiplicit\u00e9<\/h4>\n<p>La multiplicit\u00e9 est g\u00e9n\u00e9ralement exprim\u00e9e sous forme d&#8217;une plage qui d\u00e9finit le nombre minimum et maximum d&#8217;objets autoris\u00e9s dans une association. Le format pour exprimer la multiplicit\u00e9 est :<\/p>\n<ul>\n<li><strong>Nombre exact<\/strong>: Un seul nombre indiquant le nombre exact d&#8217;objets.<\/li>\n<li><strong>Plage<\/strong>: Une paire de nombres s\u00e9par\u00e9s par deux points (..) indiquant le nombre minimum et maximum.<\/li>\n<li><strong>Asterisque (*)<\/strong>: Indique un nombre illimit\u00e9 d&#8217;objets.<\/li>\n<\/ul>\n<p>Par exemple :<\/p>\n<ul>\n<li><code class=\"\">1<\/code>: Exactement un objet.<\/li>\n<li><code class=\"\">0..1<\/code>: Z\u00e9ro ou un objet.<\/li>\n<li><code class=\"\">1..*<\/code>: Au moins un objet, sans limite sup\u00e9rieure.<\/li>\n<li><code class=\"\">*<\/code>: Un nombre quelconque d&#8217;objets, y compris z\u00e9ro.<\/li>\n<\/ul>\n<p><img alt=\"What is Multiplicity\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2024\/12\/05-multiplicities-examples.png\"\/><\/p>\n<h4>Appliquer la multiplicit\u00e9 dans les associations<\/h4>\n<p>Lors de la mod\u00e9lisation des associations entre classes, la multiplicit\u00e9 est attribu\u00e9e \u00e0 chaque extr\u00e9mit\u00e9 de l&#8217;association. Par exemple, consid\u00e9rez l&#8217;association entre une<code class=\"\">Personne<\/code> classe et une<code class=\"\">Voiture<\/code> classe :<\/p>\n<ul>\n<li><strong>Question 1<\/strong>: Combien de voitures une personne peut-elle poss\u00e9der ?<\/li>\n<li><strong>Question 2<\/strong>: Combien de personnes peuvent conduire une voiture donn\u00e9e ?<\/li>\n<\/ul>\n<p>Les r\u00e9ponses \u00e0 ces questions sont plac\u00e9es \u00e0 c\u00f4t\u00e9 des classes respectives dans l&#8217;association. Si une personne peut poss\u00e9der z\u00e9ro \u00e0 plusieurs voitures, la multiplicit\u00e9 pr\u00e8s de la <code class=\"\">voiture<\/code> classe serait <code class=\"\">0..*<\/code>. Inversement, si une voiture peut \u00eatre conduite par une \u00e0 plusieurs personnes, la multiplicit\u00e9 pr\u00e8s de la <code class=\"\">personne<\/code> classe serait <code class=\"\">1..*<\/code>.<\/p>\n<h4>Exemple : Envoi et Produit<\/h4>\n<p>Pour illustrer, consid\u00e9rons un sc\u00e9nario o\u00f9 un <code class=\"\">envoi<\/code> doit contenir au moins un <code class=\"\">produit<\/code> mais peut contenir autant de produits qu&#8217;il en faut. La multiplicit\u00e9 pour l&#8217;extr\u00e9mit\u00e9 <code class=\"\">produit<\/code> de l&#8217;association serait <code class=\"\">1..*<\/code>, indiquant qu&#8217;un envoi doit avoir au moins un produit, mais peut en avoir plusieurs.<\/p>\n<h4>Notation et symboles<\/h4>\n<p>Dans les diagrammes UML, la multiplicit\u00e9 est indiqu\u00e9e \u00e0 l&#8217;aide de notations sp\u00e9cifiques :<\/p>\n<ul>\n<li><strong>Asterisque (*)<\/strong>: Repr\u00e9sente un nombre illimit\u00e9 d&#8217;objets.<\/li>\n<li><strong>Plage (<code class=\"\">min..max<\/code>)<\/strong>: Sp\u00e9cifie le nombre minimum et maximum d&#8217;objets.<\/li>\n<li><strong>Nombre exact<\/strong>: Indique un d\u00e9compte pr\u00e9cis d&#8217;objets.<\/li>\n<\/ul>\n<p>Ces notations aident \u00e0 d\u00e9finir clairement les contraintes et les r\u00e8gles r\u00e9gissant les relations entre les classes.<\/p>\n<h3>Exemple 1 : Personne et Voiture<\/h3>\n<p>Dans cet exemple, une <code class=\"\">Personne<\/code> peut poss\u00e9der z\u00e9ro \u00e0 plusieurs <code class=\"\">Voitures<\/code>, et un <code class=\"\">Voiture<\/code> peut \u00eatre conduite par une \u00e0 plusieurs <code class=\"\">Personnes<\/code>.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2024\/12\/img_67652d8a9b1e6.png\"\/><\/p>\n<h3>Exemple 2 : Envoi et Produit<\/h3>\n<p>Dans cet exemple, une <code class=\"\">Envoi<\/code> doit contenir au moins un <code class=\"\">Produit<\/code> mais peut contenir autant de produits qu&#8217;il en faut.<\/p>\n<p><img alt=\"SoWkIImgAStDuULApaaiBbO8piWio4tDAr6evkLIKD1EpiyhISpCAmueoayfJIufrj2qKl39B2wnWGhOyNBLydB1D4C5eNepyv9pIbDIKpppO8OYjCD4OFhXrYePwkbfAIdewi9OC3Ej561kKG1gSaZDIm6x6W00 (321\u00d7218)\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2024\/12\/img_67652d8b3ea92.png\"\/><\/p>\n<h3>Exemple 3 : Biblioth\u00e8que et Livre<\/h3>\n<p>Dans cet exemple, une <code class=\"\">Biblioth\u00e8que<\/code> peut avoir plusieurs <code class=\"\">Livres<\/code>, et un <code class=\"\">Livre<\/code> peut \u00eatre trouv\u00e9 dans une <code class=\"\">Biblioth\u00e8que<\/code>.<\/p>\n<p><img alt=\"SoWkIImgAStDuULApaaiBbRmoKmgIYogLAZcvL9GqCv8B7RApyykrj2q0ieKbzY0U7QyNBMyN30D816ewhJyqhmKppoe4H0zO2PK0yni9KCb1LrT1IK3FJqj9OW1LWh9-NabYPbvnGf0unrIyrB0RW80 (210\u00d7218)\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2024\/12\/img_67652d8be004c.png\"\/><\/p>\n<h3>Exemple 4 : Enseignant et \u00e9l\u00e8ve<\/h3>\n<p>Dans cet exemple, une <code class=\"\">enseignant<\/code> peut enseigner plusieurs <code class=\"\">\u00e9l\u00e8ves<\/code>, et un <code class=\"\">\u00e9l\u00e8ve<\/code> peut \u00eatre enseign\u00e9 par un <code class=\"\">enseignant<\/code>.<\/p>\n<p><img alt=\"SoWkIImgAStDuULApaaiBbO8IKrCpaWjKgZcvL9Gq2u1yug3IqfJKlDAYZKqhHHyCejBRA02ThnSjRnSCArGGPZMnDBqZ1AdIgY18ArG9bGJp2ObGoK5NLq59GCzFIqbk25M2b2x5O2MEAJcfO3T2000 (279\u00d7218)\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2024\/12\/img_67652d8c80d65.png\"\/><\/p>\n<h3>Exemple 5 : Commande et article<\/h3>\n<p>Dans cet exemple, une <code class=\"\">commande<\/code> peut contenir un ou plusieurs <code class=\"\">articles<\/code>, et un <code class=\"\">article<\/code> peut faire partie de z\u00e9ro ou plusieurs <code class=\"\">commandes<\/code>.<\/p>\n<p><img alt=\"SoWkIImgAStDuULApaaiBbRmBqf9BLAevkLIKD1EpiyhISpCA_OiISqjrj2qKl39B2wn0V7iUBbgURbWUa0YK2q5GDFyqy2687I0kJ0j40kK3FNqj9GKT7KLb0p0BB0PLWemAnM0oXrIyrB0BWC0 (239\u00d7218)\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2024\/12\/img_67652d8d1e04f.png\"\/><\/p>\n<h3>Exemple 6 : Entreprise et employ\u00e9<\/h3>\n<p>Dans cet exemple, une <code class=\"\">entreprise<\/code> peut avoir plusieurs <code class=\"\">employ\u00e9s<\/code>, et un <code class=\"\">employ\u00e9<\/code> travaille pour une <code class=\"\">entreprise<\/code>.<\/p>\n<p><img alt=\"SoWkIImgAStDuULApaaiBbPmpiyjICohLAZcvL9GqCv8B7RDBSZ9hqnDBTRGj5BmoImkiO69sF5orV9omJJ2HA4wo_EBielTyekWve4qGvbGNJ2Bb0oL57Hr5PGCzFIqb12cM2caWfd52a1h75BpKi1k1000 (277\u00d7218)\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2024\/12\/img_67652d8db7999.png\"\/><\/p>\n<p>Ces exemples illustrent comment la multiplicit\u00e9 est utilis\u00e9e pour d\u00e9finir le nombre d&#8217;objets participant \u00e0 une association, offrant une mani\u00e8re claire et concise d&#8217;exprimer les relations entre<a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/tutorials\/class-diagram-tutorial\/\">les classes en UML<\/a> les diagrammes.<\/p>\n<h2>Conclusion<\/h2>\n<p>La multiplicit\u00e9 est un concept fondamental en UML qui fournit une m\u00e9thode structur\u00e9e pour d\u00e9finir le nombre d&#8217;objets participant \u00e0 une association. En sp\u00e9cifiant la multiplicit\u00e9, les concepteurs peuvent s&#8217;assurer que les relations entre les classes sont bien d\u00e9finies et comprises, conduisant \u00e0 des conceptions de syst\u00e8mes plus robustes et maintenables. Que vous mod\u00e9lisiez des associations simples ou des relations complexes, comprendre et appliquer la multiplicit\u00e9 est essentiel pour une mod\u00e9lisation UML efficace.<\/p>\n<h2>Ressources<\/h2>\n<ol>\n<li><strong>Cr\u00e9er un diagramme d&#8217;entit\u00e9-association dans Visual Paradigm<\/strong>\n<ul>\n<li>Visual Paradigm. (s.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/3563\/3564\/85375_drawingentit.html\">Cr\u00e9er un diagramme d&#8217;entit\u00e9-association dans Visual Paradigm<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/3563\/3564\/85375_drawingentit.html\" rel=\"noopener\" target=\"_blank\">4<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Diagramme d&#8217;entit\u00e9-association \u2013 Multiplicit\u00e9s<\/strong>\n<ul>\n<li>Stack Overflow. (s.d.).\u00a0<a href=\"https:\/\/stackoverflow.com\/questions\/41731377\/entity-relationship-diagram-multiplicities\">Diagramme d&#8217;entit\u00e9-association \u2013 Multiplicit\u00e9s<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/stackoverflow.com\/questions\/41731377\/entity-relationship-diagram-multiplicities\" rel=\"noopener\" target=\"_blank\">5<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Diagrammes d&#8217;entit\u00e9-association<\/strong>\n<ul>\n<li>GitHub. (s.d.).\u00a0<a href=\"https:\/\/github.com\/weston-bailey\/entity-relationship-diagrams\">Diagrammes d&#8217;entit\u00e9-association<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/github.com\/weston-bailey\/entity-relationship-diagrams\" rel=\"noopener\" target=\"_blank\">6<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Sp\u00e9cifier la multiplicit\u00e9 sur une forme UML<\/strong>\n<ul>\n<li>Support Microsoft. (s.d.).\u00a0<a href=\"https:\/\/support.microsoft.com\/en-us\/office\/specify-multiplicity-on-an-uml-shape-e2dcac55-e9b6-40fa-a976-eb5f6ef2df3b\">Sp\u00e9cifier la multiplicit\u00e9 sur une forme UML<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/support.microsoft.com\/en-us\/office\/specify-multiplicity-on-an-uml-shape-e2dcac55-e9b6-40fa-a976-eb5f6ef2df3b\" rel=\"noopener\" target=\"_blank\">7<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Qu&#8217;est-ce qu&#8217;un diagramme d&#8217;entit\u00e9-association (ERD) ?<\/strong>\n<ul>\n<li>Visual Paradigm. (s.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/guide\/data-modeling\/what-is-entity-relationship-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme d&#8217;entit\u00e9-association (ERD) ?<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/www.visual-paradigm.com\/guide\/data-modeling\/what-is-entity-relationship-diagram\/\" rel=\"noopener\" target=\"_blank\">8<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Diagram de relation entit\u00e9-association Visual Paradigm ajout de tables<\/strong>\n<ul>\n<li>Stack Overflow. (s.d.).\u00a0<a href=\"https:\/\/stackoverflow.com\/questions\/36464950\/visual-paradigm-er-diagram-adding-tables\">Diagram de relation entit\u00e9-association Visual Paradigm ajout de tables<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/stackoverflow.com\/questions\/36464950\/visual-paradigm-er-diagram-adding-tables\" rel=\"noopener\" target=\"_blank\">9<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Comment ajouter une multiplicit\u00e9 \u00e0 un diagramme de classes dans Visual Paradigm ?<\/strong>\n<ul>\n<li>TheNewsIndependent. (2020, 29 d\u00e9cembre).\u00a0<a href=\"https:\/\/www.thenewsindependent.com\/how-do-you-add-a-multiplicity-to-a-class-diagram-in-visual-paradigm\/\">Comment ajouter une multiplicit\u00e9 \u00e0 un diagramme de classes dans Visual Paradigm ?<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/www.thenewsindependent.com\/how-do-you-add-a-multiplicity-to-a-class-diagram-in-visual-paradigm\/\" rel=\"noopener\" target=\"_blank\">10<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Guide pour d\u00e9butants sur les diagrammes Entit\u00e9-Relation (ER)<\/strong>\n<ul>\n<li>Blog de Visual Paradigm. (2023, 21 septembre).\u00a0<a href=\"https:\/\/blog.visual-paradigm.com\/beginners-guide-to-entity-relationship-er-diagrams\/\">Guide pour d\u00e9butants sur les diagrammes Entit\u00e9-Relation (ER)<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/blog.visual-paradigm.com\/beginners-guide-to-entity-relationship-er-diagrams\/\" rel=\"noopener\" target=\"_blank\">11<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Multiplicit\u00e9 vs cardinalit\u00e9<\/strong>\n<ul>\n<li>Stack Overflow. (s.d.).\u00a0<a href=\"https:\/\/stackoverflow.com\/questions\/17877582\/multiplicity-vs-cardinality\">Multiplicit\u00e9 vs cardinalit\u00e9<\/a>\u00a0<a class=\"mi-ref cursor-pointer align-super text-muted-foreground fade-in hover:underline\" data-state=\"closed\" href=\"https:\/\/stackoverflow.com\/questions\/17877582\/multiplicity-vs-cardinality\" rel=\"noopener\" target=\"_blank\">12<\/a>.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><\/h2>\n","protected":false},"excerpt":{"rendered":"<p>Dans le domaine de la conception et de la mod\u00e9lisation logicielle, le langage de mod\u00e9lisation unifi\u00e9 (UML) constitue un outil<\/p>\n","protected":false},"author":3479,"featured_media":10709,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/10\/05-multiplicities-examples.png","fifu_image_alt":"","footnotes":""},"categories":[127],"tags":[],"class_list":["post-10708","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Comprendre la multiplicit\u00e9 UML - ArchiMetric French<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comprendre la multiplicit\u00e9 UML - ArchiMetric French\" \/>\n<meta property=\"og:description\" content=\"Dans le domaine de la conception et de la mod\u00e9lisation logicielle, le langage de mod\u00e9lisation unifi\u00e9 (UML) constitue un outil\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/\" \/>\n<meta property=\"og:site_name\" content=\"ArchiMetric French\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-05T06:13:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/10\/05-multiplicities-examples.png\" \/><meta property=\"og:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/10\/05-multiplicities-examples.png\" \/>\n\t<meta property=\"og:image:width\" content=\"416\" \/>\n\t<meta property=\"og:image:height\" content=\"195\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"archimetric@visual-paradigm.com\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/10\/05-multiplicities-examples.png\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"archimetric@visual-paradigm.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/\"},\"author\":{\"name\":\"archimetric@visual-paradigm.com\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28\"},\"headline\":\"Comprendre la multiplicit\u00e9 UML\",\"datePublished\":\"2026-03-05T06:13:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/\"},\"wordCount\":919,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/05-multiplicities-examples.png\",\"articleSection\":[\"Unified Modeling Language\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/\",\"url\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/\",\"name\":\"Comprendre la multiplicit\u00e9 UML - ArchiMetric French\",\"isPartOf\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/05-multiplicities-examples.png\",\"datePublished\":\"2026-03-05T06:13:55+00:00\",\"author\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#primaryimage\",\"url\":\"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/05-multiplicities-examples.png\",\"contentUrl\":\"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/05-multiplicities-examples.png\",\"width\":416,\"height\":195},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.archimetric.com\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Comprendre la multiplicit\u00e9 UML\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/#website\",\"url\":\"https:\/\/www.archimetric.com\/fr\/\",\"name\":\"ArchiMetric French\",\"description\":\"EA, Dev Ops, Scrum, Agile and More\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.archimetric.com\/fr\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28\",\"name\":\"archimetric@visual-paradigm.com\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/de58c1924d83d002dbce0b79f74ba4b70e2f85238332df6cabc0227effdf470d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/de58c1924d83d002dbce0b79f74ba4b70e2f85238332df6cabc0227effdf470d?s=96&d=mm&r=g\",\"caption\":\"archimetric@visual-paradigm.com\"},\"url\":\"https:\/\/www.archimetric.com\/fr\/author\/archimetricvisual-paradigm-com\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Comprendre la multiplicit\u00e9 UML - ArchiMetric French","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/","og_locale":"fr_FR","og_type":"article","og_title":"Comprendre la multiplicit\u00e9 UML - ArchiMetric French","og_description":"Dans le domaine de la conception et de la mod\u00e9lisation logicielle, le langage de mod\u00e9lisation unifi\u00e9 (UML) constitue un outil","og_url":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/","og_site_name":"ArchiMetric French","article_published_time":"2026-03-05T06:13:55+00:00","og_image":[{"url":"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/10\/05-multiplicities-examples.png","type":"","width":"","height":""},{"width":416,"height":195,"url":"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/10\/05-multiplicities-examples.png","type":"image\/png"}],"author":"archimetric@visual-paradigm.com","twitter_card":"summary_large_image","twitter_image":"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/10\/05-multiplicities-examples.png","twitter_misc":{"\u00c9crit par":"archimetric@visual-paradigm.com","Dur\u00e9e de lecture estim\u00e9e":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#article","isPartOf":{"@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/"},"author":{"name":"archimetric@visual-paradigm.com","@id":"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28"},"headline":"Comprendre la multiplicit\u00e9 UML","datePublished":"2026-03-05T06:13:55+00:00","mainEntityOfPage":{"@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/"},"wordCount":919,"commentCount":0,"image":{"@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#primaryimage"},"thumbnailUrl":"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/05-multiplicities-examples.png","articleSection":["Unified Modeling Language"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/","url":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/","name":"Comprendre la multiplicit\u00e9 UML - ArchiMetric French","isPartOf":{"@id":"https:\/\/www.archimetric.com\/fr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#primaryimage"},"image":{"@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#primaryimage"},"thumbnailUrl":"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/05-multiplicities-examples.png","datePublished":"2026-03-05T06:13:55+00:00","author":{"@id":"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28"},"breadcrumb":{"@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#primaryimage","url":"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/05-multiplicities-examples.png","contentUrl":"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/05-multiplicities-examples.png","width":416,"height":195},{"@type":"BreadcrumbList","@id":"https:\/\/www.archimetric.com\/fr\/understanding-uml-multiplicity\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.archimetric.com\/fr\/"},{"@type":"ListItem","position":2,"name":"Comprendre la multiplicit\u00e9 UML"}]},{"@type":"WebSite","@id":"https:\/\/www.archimetric.com\/fr\/#website","url":"https:\/\/www.archimetric.com\/fr\/","name":"ArchiMetric French","description":"EA, Dev Ops, Scrum, Agile and More","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.archimetric.com\/fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28","name":"archimetric@visual-paradigm.com","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/de58c1924d83d002dbce0b79f74ba4b70e2f85238332df6cabc0227effdf470d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/de58c1924d83d002dbce0b79f74ba4b70e2f85238332df6cabc0227effdf470d?s=96&d=mm&r=g","caption":"archimetric@visual-paradigm.com"},"url":"https:\/\/www.archimetric.com\/fr\/author\/archimetricvisual-paradigm-com\/"}]}},"_links":{"self":[{"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/posts\/10708","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/users\/3479"}],"replies":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/comments?post=10708"}],"version-history":[{"count":0,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/posts\/10708\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/media\/10709"}],"wp:attachment":[{"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/media?parent=10708"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/categories?post=10708"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/tags?post=10708"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}