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Denv-result

Denv-resultp

Recognizer for denv-result structures.

Signature
(denv-resultp acl2::x) → *

Definitions and Theorems

Function: denv-resultp

(defun denv-resultp (acl2::x)
  (declare (xargs :guard t))
  (let ((__function__ 'denv-resultp))
    (declare (ignorable __function__))
    (cond ((denvp acl2::x)
           (b* ((get acl2::x)) (denvp get)))
          (t (b* ((get acl2::x)) (reserrp get))))))

Theorem: consp-when-denv-resultp

(defthm consp-when-denv-resultp
  (implies (denv-resultp acl2::x)
           (consp acl2::x))
  :rule-classes :compound-recognizer)