Oscillatory and nonoscillatory solutions of neutral differential equations
Tom 73 / 2000
Annales Polonici Mathematici 73 (2000), 169-184
DOI: 10.4064/ap-73-2-169-184
Streszczenie
Neutral differential equations are studied. Sufficient conditions are obtained to have oscillatory solutions or nonoscillatory solutions. For the existence of solutions, the Schauder-Tikhonov fixed point theorem is used.