Nonexistence of Solutions of Higher-order Nonlinear Non-gauge Schrödinger Equation

Ahmed Alsaedi, Bashir Ahmad, Mokhtar Kirane, Abderrazak Nabti

Research output: Contribution to journalArticlepeer-review

Abstract

A nonexistence result is proved of the space higher-order nonlinear Schrödinger equation (equation presented) where m > 1, n > 1 and p > n. Our method of proof rests on a judicious choice of the test function in the weak formulation of the equation. Then, we obtain an upper bound of the life span of solutions. Furthermore, the necessary conditions for the existence of local or global solutions are provided. Next, we extend our results to the 2 × 2 - system (equation presented) where m > 1, p, q > 1, and λ, δ ∈ C\{0}.

Original languageBritish English
JournalBoletim da Sociedade Paranaense de Matematica
Volume40
DOIs
StatePublished - 2022

Keywords

  • Local and global existence
  • Nonexistence of solutions
  • Schrödinger equation

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