Get the version field from a parstate$.
(parstate$->version x) → version
This is an ordinary field accessor created by fty::defprod.
Function:
(defun parstate$->version$inline (x) (declare (xargs :guard (parstate$-p x))) (declare (xargs :guard t)) (mbe :logic (b* ((x (and t x))) (c::version-fix (cdr (cdr (cdr x))))) :exec (cdr (cdr (cdr x)))))
Theorem:
(defthm versionp-of-parstate$->version (b* ((version (parstate$->version$inline x))) (c::versionp version)) :rule-classes :rewrite)
Theorem:
(defthm parstate$->version$inline-of-parstate$-fix-x (equal (parstate$->version$inline (parstate$-fix x)) (parstate$->version$inline x)))
Theorem:
(defthm parstate$->version$inline-parstate$-equiv-congruence-on-x (implies (parstate$-equiv x x-equiv) (equal (parstate$->version$inline x) (parstate$->version$inline x-equiv))) :rule-classes :congruence)