Oscillating solutions of third order differential equations

W. R. Utz
1970 Proceedings of the American Mathematical Society  
Third order ordinary linear differential equations are investigated with respect to the property of having a basis for solutions that consist of three oscillating solutions yet some nontrivial solution of the equation is nonoscillatory. A MS 1969 subject classifications. Primary 3420; Secondary 3442.
doi:10.1090/s0002-9939-1970-0262602-6 fatcat:6k6kb6zb6ng7fd5r6wm2lu2xce