65Nxx Partial differential equations, boundary value problems (2 articles)
Křížek, Michal:
O jednoznačnosti a nejednoznačnosti řešení rovnic.
(Czech) [On the uniqueness and nonuniqueness of solutions of equations].Pokroky matematiky, fyziky a astronomie,
vol. 49
(2004),
issue 4,
pp. 317-321
Babuška, Ivo:
Approximation by Hill functions.
(English).Commentationes Mathematicae Universitatis Carolinae,
vol. 11
(1970),
issue 4,
pp. 787-811