Differential equations: Geometric theory.

Author: 
Lefschetz S.
Book language: 
Eng
Publisher: 
New York-London, Interscience Publs.
Publishing year: 
1957
Registration Number: 
1802
Pages: 
375
Remark: 
Pure and Applied Mathematics, Vol. 6
Index: 
L-48
1803
517.91/93