- In
computer programming, a
postcondition is a
condition or
predicate that must
always be true just
after the
execution of some
section of code or after...
- weakest-preconditions, or runs
forward in the case of strongest-
postconditions. For a
statement S and a
postcondition R, a
weakest precondition is a
predicate Q such...
- and Q {\displaystyle Q} the
postcondition: when the
precondition is met,
executing the
command establishes the
postcondition. ****ertions are
formulae in...
- of
design by contract.
Design by
contract also
includes notions of
postcondition and
class invariant. The
precondition for any
routine defines any constraints...
-
describes the
meaning of a
program fragment as the
function transforming a
postcondition to the
precondition needed to
establish it. ****ertion (computing) Winskel...
- the
ordinary definition of
abstract data
types with preconditions,
postconditions and invariants.
These specifications are
referred to as "contracts"...
-
given by a
precondition Ps and a
postcondition Qs is
stronger than one
given by a
precondition Pt and a
postcondition Qt (formally: (Ps, Qs) ⇒ (Pt, Qt))...
- and
which are
mostly specified implicitly using a
precondition and
postcondition. The "Danish School" (Bjørner et al. 1982) has
tended to
stress a constructive...
- 2018.
Retrieved 27 June 2009. "PyDBC:
method preconditions,
method postconditions and
class invariants for Python".
Archived from the
original on 23 November...
-
engineering is
design by
contract (DbC), in
which ****ertions, preconditions,
postconditions, and
class invariants are emplo**** to help
ensure program correctness...
