Home›Matrices (mathematics)›bisymmetric matrix🌐EnglishEnglishDeutschEspañolPortuguêsРусскийไทยEntityQ3751716· pop 9· linked from 140 articlesbisymmetric matrixsquare matrix symmetric about both its diagonal and anti-diagonalAvailable in 9 languagesDeutschРусскийPortuguêsBasqueHebrewSlovenianUkrainianไทยvia Wikidata sitelinks · CC0Connectionsinvertible matrixEntityblock matrixEntityCategoriesMatrices (mathematics)