Function:
(defun pdf-cst-%x5d-10ffff-nat (cst) (declare (xargs :guard (treep cst))) (declare (xargs :guard (pdf-cst-matchp cst "%x5D-10FFFF"))) (let ((__function__ 'pdf-cst-%x5d-10ffff-nat)) (declare (ignorable __function__)) (lnfix (nth 0 (tree-leafterm->get cst)))))
Theorem:
(defthm natp-of-pdf-cst-%x5d-10ffff-nat (b* ((nat (pdf-cst-%x5d-10ffff-nat cst))) (natp nat)) :rule-classes :rewrite)
Theorem:
(defthm pdf-cst-%x5d-10ffff-nat-of-tree-fix-cst (equal (pdf-cst-%x5d-10ffff-nat (tree-fix cst)) (pdf-cst-%x5d-10ffff-nat cst)))
Theorem:
(defthm pdf-cst-%x5d-10ffff-nat-tree-equiv-congruence-on-cst (implies (tree-equiv cst cst-equiv) (equal (pdf-cst-%x5d-10ffff-nat cst) (pdf-cst-%x5d-10ffff-nat cst-equiv))) :rule-classes :congruence)