Essential AutoLISP® Springer Science+ Business Media, LLC RoyHarkow Essential AutoLISP® With a Quick Reference Card and a Diskette Springer RoyHarkow Roy Harkow Associates 40 MacArthur Road Wellesley, MA 02181 USA E-mail:
[email protected] AutoLISP, AutoCAD, and AutoCAD Training Center are registered trademarks of Autodesk, lnc. AutoCAD Development System is a trademark of Autodesk, Inc. This book is not an Autodesk product and is not warranted by Autodesk. Library of Congress Cataloging-in-Publication Data Harkow, Roy. Essential AutoLISP 1 Roy Harkow. p. cm. Includes bibliographical references and index. 1. AutoLISP (Computer program language) 1. Title. QA76.73.A84H37 1995 620'.0042'028755369-dc20 95-34192 Printed on acid-free paper. © 1996 Springer Science+Business Media New York Originally published by Springer-Verlag New York, Inc. in 1996 Softcover reprint of the hardcover 1st edition 1996 AH rights reserved. This work may not be translated or copied in whole or in part without the written permission of the publisher (Springer Science+Business Media, LLC), except for brief excerpts in connection with reviews or scholarly analysis. Use in connection with any form of information storage and retrieval, electronic adaptation, computer software, or by similar or dissimilar methodology now known or hereafter developed is forbidden. The use of general descriptive names, trade names, trademarks, etc., in this publication, even if the former are not especially identified, is not to be taken as a sign that such names, as understood by the Trade Marks and Merchandise Marks Act, may accordingly be used freely by anyone. Production coordinated by Impressions and managed by Bill Imbomoni; manufacturing super vised by Jacqui Ashri.