NEWS
changeset 33201 e3d741e9d2fe
parent 33084 cd1579e0997a
parent 33192 08a39a957ed7
child 33270 320a1d67b9ae
equal deleted inserted replaced
33176:d6936fd7cda8 33201:e3d741e9d2fe
    47 support for higher-order features (esp. lambda abstractions).
    47 support for higher-order features (esp. lambda abstractions).
    48 It is an incomplete decision procedure based on external SMT
    48 It is an incomplete decision procedure based on external SMT
    49 solvers using the oracle mechanism; for the SMT solver Z3,
    49 solvers using the oracle mechanism; for the SMT solver Z3,
    50 this method is proof-producing. Certificates are provided to
    50 this method is proof-producing. Certificates are provided to
    51 avoid calling the external solvers solely for re-checking proofs.
    51 avoid calling the external solvers solely for re-checking proofs.
       
    52 
       
    53 * New counterexample generator tool "nitpick" based on the Kodkod
       
    54 relational model finder.
    52 
    55 
    53 * Reorganization of number theory:
    56 * Reorganization of number theory:
    54   * former session NumberTheory now named Old_Number_Theory
    57   * former session NumberTheory now named Old_Number_Theory
    55   * new session Number_Theory by Jeremy Avigad; if possible, prefer this.
    58   * new session Number_Theory by Jeremy Avigad; if possible, prefer this.
    56   * moved legacy theories Legacy_GCD and Primes from Library/ to Old_Number_Theory/;
    59   * moved legacy theories Legacy_GCD and Primes from Library/ to Old_Number_Theory/;