Get the initially-activep field from a vl-iframe.
(vl-iframe->initially-activep x) → initially-activep
This is an ordinary field accessor created by defprod.
Function:
(defun vl-iframe->initially-activep$inline (x) (declare (xargs :guard (vl-iframe-p x))) (declare (xargs :guard t)) (let ((__function__ 'vl-iframe->initially-activep)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and t x))) (acl2::bool-fix (std::prod-car (std::prod-car x)))) :exec (std::prod-car (std::prod-car x)))))
Theorem:
(defthm booleanp-of-vl-iframe->initially-activep (b* ((initially-activep (vl-iframe->initially-activep$inline x))) (booleanp initially-activep)) :rule-classes :type-prescription)
Theorem:
(defthm vl-iframe->initially-activep$inline-of-vl-iframe-fix-x (equal (vl-iframe->initially-activep$inline (vl-iframe-fix x)) (vl-iframe->initially-activep$inline x)))
Theorem:
(defthm vl-iframe->initially-activep$inline-vl-iframe-equiv-congruence-on-x (implies (vl-iframe-equiv x x-equiv) (equal (vl-iframe->initially-activep$inline x) (vl-iframe->initially-activep$inline x-equiv))) :rule-classes :congruence)