Get the term field from a atc-premise-compustate.
(atc-premise-compustate->term x) → term
This is an ordinary field accessor created by fty::defprod.
Function:
(defun atc-premise-compustate->term$inline (x) (declare (xargs :guard (atc-premisep x))) (declare (xargs :guard (equal (atc-premise-kind x) :compustate))) (let ((__function__ 'atc-premise-compustate->term)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and (equal (atc-premise-kind x) :compustate) x))) (identity (std::da-nth 1 (cdr x)))) :exec (std::da-nth 1 (cdr x)))))
Theorem:
(defthm any-p-of-atc-premise-compustate->term (b* ((term (atc-premise-compustate->term$inline x))) (acl2::any-p term)) :rule-classes :rewrite)
Theorem:
(defthm atc-premise-compustate->term$inline-of-atc-premise-fix-x (equal (atc-premise-compustate->term$inline (atc-premise-fix x)) (atc-premise-compustate->term$inline x)))
Theorem:
(defthm atc-premise-compustate->term$inline-atc-premise-equiv-congruence-on-x (implies (atc-premise-equiv x x-equiv) (equal (atc-premise-compustate->term$inline x) (atc-premise-compustate->term$inline x-equiv))) :rule-classes :congruence)
Theorem:
(defthm atc-premise-compustate->term-when-wrong-kind (implies (not (equal (atc-premise-kind x) :compustate)) (equal (atc-premise-compustate->term x) (identity nil))))