Keyphrases
Resonance Case
100%
Klein-Gordon Equation
100%
Equations with Variable Coefficients
100%
Quadratic Nonlinearity
100%
Spatial Frequency
50%
Novel Types
50%
Asymptotic Behavior
50%
Decay Rate
50%
Non-resonant
50%
Resonant Interaction
50%
Constant Coefficients
50%
Modified Scattering
50%
Asymptotic Stability
50%
Kink Solution
50%
Temporal Oscillations
50%
Cubic Nonlinearity
50%
Sharp Decay Estimates
50%
Scattering Behavior
50%
Small Solutions
50%
Nonlinear Scalar Field Equations
50%
Klein-Gordon Model
50%
Mathematics
Asymptotics
100%
Variable Coefficient
100%
Gordon Equation
100%
Nonlinearity
100%
Resonant Case
50%
Asymptotic Behavior
25%
Field Equation
25%
Constant Coefficient
25%
Asymptotic Stability
25%
Scalar Field
25%
Real Line
25%
Spatial Frequency
25%
Smallest Solution
25%