A convex Darboux Theorem
Ekeland, Ivar ; Nirenberg, Louis
Methods Appl. Anal., Tome 9 (2002) no. 3, p. 329-344 / Harvested from Project Euclid
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We give necessary and sufficent conditions for a smooth, generic, differential one-form w on Rn to decompose into a sum w = a1du1 +... +akduk, where the function a l are positive and the ul convex (or quasi-convex) near the origin.
Publié le : 2002-09-14
Classification:  
@article{1119027728,
     author = {Ekeland, Ivar and Nirenberg, Louis},
     title = {A convex Darboux Theorem},
     journal = {Methods Appl. Anal.},
     volume = {9},
     number = {3},
     year = {2002},
     pages = { 329-344},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1119027728}
}

Ekeland, Ivar; Nirenberg, Louis. A convex Darboux Theorem. Methods Appl. Anal., Tome 9 (2002) no. 3, pp.  329-344. http://gdmltest.u-ga.fr/item/1119027728/