Optimal error estimates of a non-uniform IMEX-L1 finite element method for time fractional PDEs and PIDEs
DOI10.1016/j.apnum.2024.07.003zbMATH Open1543.65162MaRDI QIDQ6593429
Lok Pati Tripathi, Amiya K. Pani, Aditi Tomar
Publication date: 26 August 2024
Published in: Applied Numerical Mathematics (Search for Journal in Brave)
graded meshCaputo fractional derivativespace-time-dependent coefficientsregularity resultsoptimal error analysisdiscrete fractional Grönwall inequalitynon-self-adjoint elliptic operatorIMEX-L1 method
Smoothness and regularity of solutions to PDEs (35B65) Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs (65M12) Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs (65M60) Error bounds for initial value and initial-boundary value problems involving PDEs (65M15)
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