The existence of solutions is studied for certain nonlinear differential equations with both linear and nonlinear conditions
@article{bwmeta1.element.bwnjournal-article-apmv58z3p299bwm, author = {Michal Fe\v ckan}, title = {The interaction of linear boundary value and nonlinear functional conditions}, journal = {Annales Polonici Mathematici}, volume = {58}, year = {1993}, pages = {299-310}, zbl = {0792.47059}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-apmv58z3p299bwm} }
Michal Fečkan. The interaction of linear boundary value and nonlinear functional conditions. Annales Polonici Mathematici, Tome 58 (1993) pp. 299-310. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-apmv58z3p299bwm/
[000] [1] M. S. Berger, Nonlinearity and Functional Analysis, Academic Press, New York, 1977. | Zbl 0368.47001
[001] [2] S. A. Brykalov, The solvability of a nonlinear boundary value problem in a fixed set of functions, Differentsial'nye Uravneniya 27 (1991), 2027-2033 (in Russian). | Zbl 0743.34070