Nishitani, Tatsuo,  1950- <br/><br/>
Cauchy Problem for Differential Operators with Double Characteristics:  Non-Effectively Hyperbolic Characteristics/ 
by Tatsuo Nishitani. 
 - VIII, 213 pages;  7 illus. 
 - Lecture Notes in Mathematics,  2202  0075-8434; .
 - Lecture notes in mathematics (Springer-Verlag);  2202. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9783319676128 3319676121 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.<br/>Differential equations.<br/>Differential equations, Partial.
<br/><br/><label>Dewey Class. No.: </label>colm