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• Tree-list-tuple5-result

Tree-list-tuple5-result-equiv

Basic equivalence relation for tree-list-tuple5-result structures.

Definitions and Theorems

Function: tree-list-tuple5-result-equiv$inline

(defun tree-list-tuple5-result-equiv$inline (acl2::x acl2::y)
  (declare (xargs :guard (and (tree-list-tuple5-resultp acl2::x)
                              (tree-list-tuple5-resultp acl2::y))))
  (equal (tree-list-tuple5-result-fix acl2::x)
         (tree-list-tuple5-result-fix acl2::y)))

Theorem: tree-list-tuple5-result-equiv-is-an-equivalence

(defthm tree-list-tuple5-result-equiv-is-an-equivalence
  (and (booleanp (tree-list-tuple5-result-equiv x y))
       (tree-list-tuple5-result-equiv x x)
       (implies (tree-list-tuple5-result-equiv x y)
                (tree-list-tuple5-result-equiv y x))
       (implies (and (tree-list-tuple5-result-equiv x y)
                     (tree-list-tuple5-result-equiv y z))
                (tree-list-tuple5-result-equiv x z)))
  :rule-classes (:equivalence))

Theorem: tree-list-tuple5-result-equiv-implies-equal-tree-list-tuple5-result-fix-1

(defthm
 tree-list-tuple5-result-equiv-implies-equal-tree-list-tuple5-result-fix-1
 (implies (tree-list-tuple5-result-equiv acl2::x x-equiv)
          (equal (tree-list-tuple5-result-fix acl2::x)
                 (tree-list-tuple5-result-fix x-equiv)))
 :rule-classes (:congruence))

Theorem: tree-list-tuple5-result-fix-under-tree-list-tuple5-result-equiv

(defthm
    tree-list-tuple5-result-fix-under-tree-list-tuple5-result-equiv
  (tree-list-tuple5-result-equiv
       (tree-list-tuple5-result-fix acl2::x)
       acl2::x)
  :rule-classes (:rewrite :rewrite-quoted-constant))

Theorem: equal-of-tree-list-tuple5-result-fix-1-forward-to-tree-list-tuple5-result-equiv

(defthm
 equal-of-tree-list-tuple5-result-fix-1-forward-to-tree-list-tuple5-result-equiv
 (implies (equal (tree-list-tuple5-result-fix acl2::x)
                 acl2::y)
          (tree-list-tuple5-result-equiv acl2::x acl2::y))
 :rule-classes :forward-chaining)

Theorem: equal-of-tree-list-tuple5-result-fix-2-forward-to-tree-list-tuple5-result-equiv

(defthm
 equal-of-tree-list-tuple5-result-fix-2-forward-to-tree-list-tuple5-result-equiv
 (implies (equal acl2::x
                 (tree-list-tuple5-result-fix acl2::y))
          (tree-list-tuple5-result-equiv acl2::x acl2::y))
 :rule-classes :forward-chaining)

Theorem: tree-list-tuple5-result-equiv-of-tree-list-tuple5-result-fix-1-forward

(defthm
 tree-list-tuple5-result-equiv-of-tree-list-tuple5-result-fix-1-forward
 (implies (tree-list-tuple5-result-equiv
               (tree-list-tuple5-result-fix acl2::x)
               acl2::y)
          (tree-list-tuple5-result-equiv acl2::x acl2::y))
 :rule-classes :forward-chaining)

Theorem: tree-list-tuple5-result-equiv-of-tree-list-tuple5-result-fix-2-forward

(defthm
 tree-list-tuple5-result-equiv-of-tree-list-tuple5-result-fix-2-forward
 (implies (tree-list-tuple5-result-equiv
               acl2::x
               (tree-list-tuple5-result-fix acl2::y))
          (tree-list-tuple5-result-equiv acl2::x acl2::y))
 :rule-classes :forward-chaining)