The authors study the nonlinear limit-point and limit-circle properties for second-order nonlinear damped differential equations of the form(a(t)|y'|p-1y')'+b(t)|y'|q-1y'+r(t)|y|λ-1y=0,where0<q≤p≤λ,a(t)>0, andr(t)>0. Examples to illustrate the main results are included.
展开▼
