Nonautonomous and non periodic Schrödinger equation with indefinite linear part

LA Maia, JC Oliveira Junior, R Ruviaro - Journal of Fixed Point Theory and …, 2017 - Springer
The existence of solution of the nonlinear Schrödinger equation-Δ u+ V (x) u= f (x, u), &-Δ u+
V (x) u= f (x, u), is stablished in R^ N RN, where V changes sign and f is an asymptotically …

Nonautonomous and non periodic Schrödinger equation with indefinite linear part

LA Maia, JCO Junior, R Ruviaro - Journal of Fixed Point Theory and …, 2016 - infona.pl
The existence of solution of the nonlinear Schrödinger equation $$\begin {aligned}\begin
{array}{lc}-\Delta u+ V (x) u= f (x, u), &\end {array}\end {aligned} $$-Δ u+ V (x) u= f (x, u), is …