Three methods for the study of the solvability of semilinear equations with noninvertible linear parts are compared: the alternative method, the continuation method of Mawhin and a new perturbation method [22]-[27]. Some extension of the last method and applications to differential equations in Banach spaces are presented.
@article{bwmeta1.element.bwnjournal-article-cmv66i1p109bwm, author = {Bogdan Przeradzki}, title = {Three methods for the study of semilinear equations at resonance}, journal = {Colloquium Mathematicae}, volume = {66}, year = {1993}, pages = {109-12}, zbl = {0828.47054}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-cmv66i1p109bwm} }
Przeradzki, Bogdan. Three methods for the study of semilinear equations at resonance. Colloquium Mathematicae, Tome 66 (1993) pp. 109-12. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-cmv66i1p109bwm/
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