2019-11-072019-11-072012-12PORTO, André. Wittgenstein on mathematical identities. Disputatio: international journal of philosophy, Lisboa, v. 4, n. 34, p. 754-805, Dec. 2012.e- 0873-626Xhttp://repositorio.bc.ufg.br/handle/ri/18331engAcesso AbertoArtigo