🌐EnglishEnglishDeutschEspañolItalianoNederlandsPortuguêsРусский日本語EntityQ320370· pop 10· linked from 187 articlesclosed operatorAlso known as closed linear operatorlinear operator whose graph is closedAvailable in 10 languagesEspañolDeutsch日本語РусскийPortuguêsItalianoHebrewKazakhNederlandsvia Wikidata sitelinks · CC0Connectionslinear mapEntitymathematicsEntityCategoriesLinear operators