Waismann, Friedrich. <br/><br/>
Introduction to mathematical thinking :  the formation of concepts in modern mathematics / 
Friedrich Waismann with a foreword by Karl Menger. Translated from the German, Einführung in das mathematische Denken, by Theodore J. Benac. 
 - New York :  F. Ungar Pub. Co.  c1951. 
 - xi,260p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>
<br/><br/><br/>english 
<br/><br/><label>LCCN: </label>51014953  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Philosophy.<br/>Number concept.
<br/><br/><label>LC Class. No.: </label>QA9  / .W332 
<br/><br/><label>Dewey Class. No.: </label>510.1/WAI