On boundary-value problems for partial differential equations of order higher than two
Tom 65 / 1997
Annales Polonici Mathematici 65 (1997), 139-150
DOI: 10.4064/ap-65-2-139-150
Streszczenie
We prove the existence of solutions of some boundary-value problems for partial differential equations of order higher than two. The general idea is similar to that in [1]. We make an essential use of the results of our paper [12].