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Function-syntax

Function-lst-syntax-fix

Fixing function for function-lst-syntax-fix

Signature
(function-lst-syntax-fix term) → fixed-term
Arguments: term — Guard (function-lst-syntax-p term).
Returns: fixed-term — Type (function-lst-syntax-p fixed-term).

Definitions and Theorems

Function: function-lst-syntax-fix

(defun function-lst-syntax-fix (term)
  (declare (xargs :guard (function-lst-syntax-p term)))
  (let ((acl2::__function__ 'function-lst-syntax-fix))
    (declare (ignorable acl2::__function__))
    (mbe :logic
         (if (consp term)
             (cons (function-syntax-fix (car term))
                   (function-lst-syntax-fix (cdr term)))
           nil)
         :exec term)))

Theorem: function-lst-syntax-p-of-function-lst-syntax-fix

(defthm function-lst-syntax-p-of-function-lst-syntax-fix
  (b* ((fixed-term (function-lst-syntax-fix term)))
    (function-lst-syntax-p fixed-term))
  :rule-classes :rewrite)