Get the args field from a g-apply.
(g-apply->args x) → args
This is an ordinary field accessor created by defprod.
Function:
(defun g-apply->args$inline (x) (declare (xargs :guard (fgl-object-p x))) (declare (xargs :guard (equal (fgl-object-kind x) :g-apply))) (let ((__function__ 'g-apply->args)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and (equal (fgl-object-kind x) :g-apply) x))) (fgl-objectlist-fix (cddr x))) :exec (cddr x))))
Theorem:
(defthm fgl-objectlist-p-of-g-apply->args (b* ((args (g-apply->args$inline x))) (fgl-objectlist-p args)) :rule-classes :rewrite)
Theorem:
(defthm g-apply->args$inline-of-fgl-object-fix-x (equal (g-apply->args$inline (fgl-object-fix x)) (g-apply->args$inline x)))
Theorem:
(defthm g-apply->args$inline-fgl-object-equiv-congruence-on-x (implies (fgl-object-equiv x x-equiv) (equal (g-apply->args$inline x) (g-apply->args$inline x-equiv))) :rule-classes :congruence)
Theorem:
(defthm g-apply->args-when-wrong-kind (implies (not (equal (fgl-object-kind x) :g-apply)) (equal (g-apply->args x) (fgl-objectlist-fix nil))))