Fenchel, W.  1905- <br/><br/>
Discontinuous groups of isometries in the hyperbolic plane  [electronic resource] / 
Werner Fenchel, Jakob Nielsen ; edited by Asmus L. Schmidt. 
 - Berlin ;  New York :  Walter de Gruyter,  2003. 
 - xxi, 364 p. :  ill. 
 - De Gruyter studies in mathematics ;  29 .
<br/><br/>Includes bibliographical references (p. [355]-359) and index. 
<br/><br/><br/>Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Discontinuous groups.<br/>Isometrics (Mathematics)
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>QA612.14  / .F46 2003 
<br/><br/><label>Dewey Class. No.: </label>514/.2