Bridson, Martin R., <br/><br/>
Metric spaces of non-positive curvature    
byMartin R. Bridson 
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 - New York :  Springer,  1999. 
 - xxi, 643p.:  ill;  24 cm. 
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 -   .
 - Grundlehren der mathematischen Wissenschaften, 0072-7830 ; 319. .
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9783642083990 
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<br/><br/><label>Nat. Bib. No.: </label>  
<br/><br/><label>Nat. Bib. Agency Control No.: </label>  
<br/><br/><label>Subjects--Meeting Names: </label><br/>  
<br/><br/><label>Subjects--Index Terms: </label>Topology Geometry differential Metric spaces 
<br/><br/><label>LC Class. No.: </label> /  
<br/><br/><label>Dewey Class. No.: </label>514.32 BRI