2 papers
math.NA2025
Jacobian-Free Newton-Krylov with a globalization method for solving groundwater flow models of multi-layer aquifer systems
Raghav Singhal, Emin Can Dogrul, Zhaojun Bai
A Jacobian free Newton Krylov (JFNK) method with a globalization scheme is introduced to solve large and complex nonlinear systems of equations that arise in groundwater flow model…
math.NA2010
Error Control of Iterative Linear Solvers for Integrated Groundwater Models
Matthew Dixon, Zhaojun Bai, Charles Brush +3
An open problem that arises when using modern iterative linear solvers, such as the preconditioned conjugate gradient (PCG) method or Generalized Minimum RESidual method (GMRES) is…