Santos, José Jorge Ferreira dos; http://lattes.cnpq.br/5682105701943410 (Universidade Federal da BahiaMestrado Profissional em Matemática em Rede Nacional (PROFMAT) UFBABrasilInstituto de Matemática, 2023-12-01)
Tangency problems involving points, lines and circles in the plane, such as the
famous Problem of Apollonius, can be formulated and solved, in a conceptually simple
way, using nothing more than high school algebra. ...