🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPortuguêsРусскийالعربية中文日本語EntityQ182497· pop 13· linked from 27 articlesMalfatti circlesthree circles in a triangle, tangent to each other and the triangle sidesConnectionsincircle and excircles of a triangleEntityJoseph Diez GergonneEntityCategoriesCircle packingCircles defined for a triangle