🌐한국어EnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtРусскийالعربيةไทย한국어中文日本語EntityQ426221· pop 31· linked from 224 articles반사Also known as reflexionmapping from a Euclidean space to itself that is an isometry with a hyperplane as a set of fixed pointsWikidata factsImagePunktspiegelung inkscape.svgSources (1)wikidata.orgvia Wikidata · CC0Available in 30 languagesEspañolDeutsch中文日本語РусскийPortuguêsItalianoالعربيةBahasa IndonesiaBulgarianConnectionsCartesian coordinate systemEntityEuclidean spaceEntityCategoriesFunctions and mappingsLinear operatorsReflection (mathematics)