The paper contains sufficient conditions under which all solutions of linear functional equations of the higher order are oscillatory.
@article{107545, author = {W. Nowakowska and Jaros\l aw Werbowski}, title = {Oscillation of linear functional equations of higher order}, journal = {Archivum Mathematicum}, volume = {031}, year = {1995}, pages = {251-258}, zbl = {0871.39008}, mrnumber = {1390583}, language = {en}, url = {http://dml.mathdoc.fr/item/107545} }
Nowakowska, W.; Werbowski, Jarosław. Oscillation of linear functional equations of higher order. Archivum Mathematicum, Tome 031 (1995) pp. 251-258. http://gdmltest.u-ga.fr/item/107545/
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