🌐EnglishEnglishDeutschEspañolFrançaisItaliano中文日本語EntityQ1262627· pop 6· linked from 91 articlesrigged Hilbert spaceHilbert space equipped with a dense subspace that carries (in addition to the subspace topology) a finer topology such that the inclusion map is continuousConnectionsBanach algebraEntityspectrumEntityCategoriesGeneralized functionsHilbert spacesSchwartz distributionsSpectral theoryTemplate SpringerEOM with broken ref