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Aig-symbolic-arithmetic

Sv::aig-logapp-nus

Signature
(sv::aig-logapp-nus n a b) → a-app-b
Arguments: n — Guard (natp n).; a — Guard (true-listp a).; b — Guard (true-listp b).
Returns: a-app-b — Type (true-listp a-app-b).

Definitions and Theorems

Function: aig-logapp-nus

(defun sv::aig-logapp-nus (n a b)
  (declare (xargs :guard (and (natp n)
                              (true-listp a)
                              (true-listp b))))
  (let ((__function__ 'sv::aig-logapp-nus))
    (declare (ignorable __function__))
    (b* (((when (syntactically-zero-p b))
          (sv::aig-loghead-nu n a)))
      (sv::aig-logapp-nus-aux n a b))))

Theorem: true-listp-of-aig-logapp-nus

(defthm sv::true-listp-of-aig-logapp-nus
  (b* ((a-app-b (sv::aig-logapp-nus n a b)))
    (true-listp a-app-b))
  :rule-classes :type-prescription)

Theorem: aig-logapp-nus-correct

(defthm sv::aig-logapp-nus-correct
  (b* ((a-app-b (sv::aig-logapp-nus n a b)))
    (and (equal (sv::aig-list->s a-app-b env)
                (logapp (nfix n)
                        (sv::aig-list->u a env)
                        (sv::aig-list->s b env))))))