Copyright (c)2002 by John M.Zelle All rights reserved.No part of this publication may be reproduced,stored in a retrieval system,or transmitted, in any form or by any means,electronic,mechanical,photocopying,recording,or otherwise,without prior written permission of the author. This document was prepared with ITEX 2e and reproduced by Wartburg College Printing Services.Copyright c￾ 2002 by John M. Zelle All rights reserved. No part of this publication may be reproduced,stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the author. This document was prepared with LATEX 2ε and reproduced by Wartburg College Printing Services