TY - CHAP AU - Fábregas, Ignacio AU - Frutos Escrig, David De A4 - Hatcliff, John A4 - Zucca, Elena PY - 2010 DO - 10.1007/978-3-642-13464-7_18 SN - 978-3-642-13463-0 UR - https://hdl.handle.net/20.500.14352/45440 AB - Covariant-contravariant simulation and conformance simulation are two generalizations of the simple notion of simulation which aim at capturing the fact that it is not always the case that “the larger the number of behaviors, the better”. Therefore,... LA - eng M2 - 224 PB - Springer TI - Logics for contravariant simulations TY - book part ER -