Partial Differential Equations: L. Bers, F. John e M. Schechter1979American Mathematical Society
Partial Differential Equations: E. DiBenedetto2010Birkhäuser
Partial Differential Equations: L. Evans1998 American Mathematical Society
Elliptic Partial Differential Equations of Second Order: D. Gilbarg e N. Trudinger1983Springer
artial Differential Equations: F. John1971Springer.
Introduction to Partial Differential Equations: P. Olver2014Springer
Maximum Principles in Differential Equations: M. Protter e H. Weinberger1967Springer
Partial Differential Equations: Lipman Bers, Fritz John, Martin Schechter, Lars Garding, A. Milgram1971Lectures in Applied Mathematics, Proceedings of the Summer Seminar, Boulder, Colorado, 1957, Vol III, 3ª ed.
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