Partial Differential Equations
Springer, 1982 - 249 páginas
This book is a very well-accepted introduction to the subject. In it, the author identifies the significant aspects of the theory and explores them with a limited amount of machinery from mathematical analysis. Now, in this fourth edition, the book has again been updated with an additional chapter on Lewy 's example of a linear equation without solutions.
Resultados 1-3 de 67
... b ) hold for x , y , z , p , q replaced by Xo Yo , ZoPO_90 . ... z , P , 9 ) = 0 holds for all elements determined from ( 9.4a , b ) as well as for the ...
A finite number of the N ( z ) , say N ( z4 ) , ... , N ( z :) , covers the compact S. Then ( 3.10 ) holds for all y e S with M = Max M ( z ) , r = Min r ...
Under these circumstances the solution & z of ( 2.63b ) cannot be real , and there is a unique solution $ z , for which ( 2.66 ) holds ...
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