A character set for
Function:
(defun ascii-chars$inline nil (declare (xargs :guard t)) 340282366920938463463374607431768211455)
Theorem:
(defthm charset-p-of-ascii-chars (charset-p (ascii-chars)))
Theorem:
(defthm char-in-charset-p-of-ascii-chars (equal (char-in-charset-p x (ascii-chars)) (ascii-char-p x)))