Index B | C | F | G | H | L | O | P | Q | R | V | W B block preserved C config file CVL F file config first-order logic formal-verification G gambit ghost initial state variable H helper variables hook L logic first-order operators propositional loop optimistic O operators logical optimistic_loop over-approximation P parametric rules preconditions predicate logic predicates preserved block propositional logic propositions Q quantifiers R revert rule vacuous rules parametric V vacuity, [1] vacuous variables cvl W withrevert