We obtain an algebraic interpretation by means of the Picard-Vessiot theory of a result by Ziglin about the self-intersection of complex separatrices of time-periodically perturbed one-degree of freedom complex analytical Hamiltonian systems.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc58-0-12, author = {Juan J. Morales-Ruiz}, title = {A note on a connection between the Poincar\'e-Arnold-Melnikov integral and the Picard-Vessiot theory}, journal = {Banach Center Publications}, volume = {58}, year = {2002}, pages = {165-175}, zbl = {1035.37041}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc58-0-12} }
Juan J. Morales-Ruiz. A note on a connection between the Poincaré-Arnold-Melnikov integral and the Picard-Vessiot theory. Banach Center Publications, Tome 58 (2002) pp. 165-175. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc58-0-12/