Subdiffusion with time-dependent coefficients: improved regularity and second-order time stepping

Keyphrases

• Time-varying Coefficients 100%
• Ordering Time 100%
• Subdiffusion 100%
• Subdiffusion Equation 100%
• Improved Regularity 100%
• Diffusion Coefficient 50%
• Differentiability 50%
• High-order 50%
• Numerical Experiments 50%
• Source Term 50%
• Time Discretization 50%
• Regularity Results 50%
• Nonsmooth Initial Data 50%
• Regularity Estimates 50%
• Second-order Backward Differentiation Formula 50%
• Second-order Convergence 50%
• Perturbation Argument 50%
• Convolution Quadrature 50%
• Time-dependent Diffusion Coefficient 50%

Mathematics

• Time Step 100%
• Time Discretization 50%
• Differentiability 50%
• Initial Datum 50%
• Differentiation Formula 50%
• Convolution 50%
• Numerical Experiment 50%
• Source Term 50%
• Convergence Order 50%