In the one dimensional case, the results of Chapter 3, can be improved a great deal. The classical methods of the calculus of variations give some important qualitative properties. Moreover, the regularity results are at the same time easier to obtain and more general.
CITATION STYLE
The one dimensional case. (2008). In Applied Mathematical Sciences (Switzerland) (Vol. 78, pp. 119–151). Springer. https://doi.org/10.1007/978-0-387-55249-1_4
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