CALCULUS Understanding Its Concepts and Methods
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The surface obtained by dropping a curve in three space onto the xy-plane and plotting all the points the curve passes through is called a curtain.
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Copyright © 2006 Darel Hardy, Fred Richman, Carol Walker, Robert Wisner. All rights reserved. Except upon the express prior permission in writing, from the authors, no part of this work may be reproduced, transcribed, stored electronically, or transmitted in any form by any method.