Val, Du Patrick.  1903- <br/><br/>
Homographies quaternions and rotations / 
by Patrick Du Val 
 - Oxford :  Clarendon Press,  1964. 
 - xiv, 116 p. ;  24 cm. 
 - Oxford mathematical monographs .
 - Oxford mathematical monographs .
<br/><br/> Includes Indexes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry<br/>Polytopes<br/>Quaternions
<br/><br/><label>Dewey Class. No.: </label>516.5  / VAH 1964