(vcd-wire->width x) → width
Function:
(defun vcd-wire->width (x) (declare (xargs :guard (vcd-wire-p x))) (let ((__function__ 'vcd-wire->width)) (declare (ignorable __function__)) (b* (((vcd-wire x) x)) (+ 1 (abs (- x.msb x.lsb))))))
Theorem:
(defthm natp-of-vcd-wire->width (b* ((width (vcd-wire->width x))) (natp width)) :rule-classes :type-prescription)
Theorem:
(defthm vcd-wire->width-of-vcd-wire-fix-x (equal (vcd-wire->width (vcd-wire-fix x)) (vcd-wire->width x)))
Theorem:
(defthm vcd-wire->width-vcd-wire-equiv-congruence-on-x (implies (vcd-wire-equiv x x-equiv) (equal (vcd-wire->width x) (vcd-wire->width x-equiv))) :rule-classes :congruence)