2 papers
math.NA2025
Mixed Precision General Alternating-Direction Implicit Method for Solving Large Sparse Linear Systems
Jifeng Ge, Bastien Vieublé, Juan Zhang
In this article, we introduce a three-precision formulation of the General Alternating-Direction Implicit method (GADI) designed to accelerate the solution of large-scale sparse li…
math.NA2025
Three-precision iterative refinement with parameter regularization and prediction for solving large sparse linear systems
Jifeng Ge, Juan Zhang
This study presents a novel mixed-precision iterative refinement algorithm, GADI-IR, within the general alternating-direction implicit (GADI) framework, designed for efficiently so…