Direct methods in the calculus of variations:
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Bibliographische Detailangaben
Beteilige Person: Giusti, Enrico 1940-2024 (VerfasserIn)
Format: Elektronisch E-Book
Sprache:Englisch
Veröffentlicht: New Jersey World Scientific 2005
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Beschreibung:Includes bibliographical references (pages 377-398) and index
A comprehensive discussion on the existence and regularity of minima of regular integrals in the calculus of variations and of solutions to elliptic partial differential equations and systems of the second order. While direct methods for the existence of solutions are well-known and were widely-used in the 20th century, the regularity of the minima was always obtained by means of the Euler equation as a part of the general theory of partial differential equations. In this work, using the notion of the quasi-minimum introduced by Giaquinta and the author, the direct methods are extended to the regularity of the minima of functionals in the calculus of variations, and of solutions to partial differential equations. This unified treatment offers a substantial economy in the assumptions, and permits a deeper understanding of the nature of the regularity and singularities of the solutions. The volume is essentially self-contained, and requires only a general knowledge of the elements of Lebesgue integration theory
Umfang:1 Online-Ressource (vii, 403 pages)
ISBN:1281935905
9781281935908
9789812795557
9812795553