Get the initial-equiv-classes-last field from a fraig-config.
(fraig-config->initial-equiv-classes-last x) → initial-equiv-classes-last
This is an ordinary field accessor created by fty::defprod.
Function:
(defun fraig-config->initial-equiv-classes-last$inline (x) (declare (xargs :guard (fraig-config-p x))) (declare (xargs :guard t)) (let ((__function__ 'fraig-config->initial-equiv-classes-last)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and t x))) (acl2::bool-fix (cdr (std::da-nth 14 (cdr x))))) :exec (cdr (std::da-nth 14 (cdr x))))))
Theorem:
(defthm booleanp-of-fraig-config->initial-equiv-classes-last (b* ((initial-equiv-classes-last (fraig-config->initial-equiv-classes-last$inline x))) (booleanp initial-equiv-classes-last)) :rule-classes :rewrite)
Theorem:
(defthm fraig-config->initial-equiv-classes-last$inline-of-fraig-config-fix-x (equal (fraig-config->initial-equiv-classes-last$inline (fraig-config-fix x)) (fraig-config->initial-equiv-classes-last$inline x)))
Theorem:
(defthm fraig-config->initial-equiv-classes-last$inline-fraig-config-equiv-congruence-on-x (implies (fraig-config-equiv x x-equiv) (equal (fraig-config->initial-equiv-classes-last$inline x) (fraig-config->initial-equiv-classes-last$inline x-equiv))) :rule-classes :congruence)