diff --git a/src/text/stem-and-leaf.lisp b/src/text/stem-and-leaf.lisp
index f1f0aa6..38a2050 100644
--- a/src/text/stem-and-leaf.lisp
+++ b/src/text/stem-and-leaf.lisp
@@ -1,13 +1,15 @@
 ;;; -*- Mode: Lisp; Package: PLOT/TEXT; Syntax: ANSI-Common-Lisp; -*-
-;;; Copyright (c) 2021-2022 by Symbolics Pte. Ltd. All rights reserved.
+;;; Copyright (c) 2021-2023 by Symbolics Pte. Ltd. All rights reserved.
+;;; SPDX-License-identifier: MS-PL
+
 (in-package #:plot/text)
 
 (defun leaf-strings (all-stems all-leaves sort-order)
   "Returns a hashtable where the key represents the stem, and the value
    represents the leaves as a string."
-  (let ((max-stem (sequence-maximum all-stems))
+  (let ((max-stem (seq-max all-stems))
 	(strings (make-hash-table :size 1000)))
-    (loop for s from (sequence-minimum all-stems) to max-stem
+    (loop for s from (seq-min all-stems) to max-stem
 	  for stems = (which all-stems :predicate #'(lambda (x) (= x s)))
 	  for leaves = (if (= (length stems) 0)
 			   nil
@@ -28,9 +30,9 @@
   (check-type x vector)
   (let* ((all-stems  (efloor (e/ x (if split-stems (/ stem-size 2) stem-size))))
 	 (all-leaves (emod x stem-size))
-	 (stem-fmt (format nil "~~~AD |" (length (format nil "~A" (sequence-maximum all-stems)))))
+	 (stem-fmt (format nil "~~~AD |" (length (format nil "~A" (seq-max all-stems)))))
 	 (leaf-strings-vector (leaf-strings all-stems all-leaves #'<)))
-    (loop for s from (sequence-minimum all-stems) to (sequence-maximum all-stems)
+    (loop for s from (seq-min all-stems) to (seq-max all-stems)
 	  do (progn (format t stem-fmt (if split-stems (floor (/ s 2)) s))
 		    (format t "~A~%" (gethash s leaf-strings-vector))))))
 
@@ -52,11 +54,11 @@
 	 (combined-stems (concatenate 'vector left-stems right-stems))
 	 (left-leaves  (emod x stem-size))
 	 (right-leaves (emod y stem-size))
-	 (stem-fmt (format nil " | ~~~AD |" (length (format nil "~A" (sequence-maximum combined-stems)))))
+	 (stem-fmt (format nil " | ~~~AD |" (length (format nil "~A" (seq-max combined-stems)))))
 	 (left-strings  (leaf-strings left-stems left-leaves #'>))
 	 (right-strings (leaf-strings right-stems right-leaves #'<))
-	 (left-min-col (sequence-maximum (loop for leaf being each hash-value of left-strings collect (length leaf)))))
-    (loop for s from (sequence-minimum combined-stems) to (sequence-maximum combined-stems)
+	 (left-min-col (seq-max (loop for leaf being each hash-value of left-strings collect (length leaf)))))
+    (loop for s from (seq-min combined-stems) to (seq-max combined-stems)
 	  do (progn (format t "~v@A" left-min-col (gethash s left-strings ""))
 		    (format t stem-fmt s)
 		    (format t "~A~%" (gethash s right-strings ""))))))