CGMN revisited: Robust and efficient solution of stiff linear systems derived from elliptic partial differential equations

Keyphrases

• Linear Systems 100%
• Partial Differential Equations 100%
• Elliptic Partial Differential Equations 100%
• Convection-dominated 100%
• Normal Equations 100%
• Convergence Rate 50%
• Gradual Increase 50%
• Central Difference 50%
• System of Equations 50%
• Number of Iterations 50%
• Stiff Systems 50%
• Off-diagonal Elements 50%
• Relaxation Parameter 50%
• Randomized Kaczmarz Method 50%
• Normal Equation Systems 50%
• BiCGStab 50%
• Convection-diffusion 50%
• Restarted GMRES 50%
• Sparse Linear Systems 50%
• Large Linear Systems 50%
• Error Reducing 50%
• Backward Sweep 50%
• Combined Algorithm 50%
• CGNR Algorithm 50%
• Grid Size 50%
• Krylov Subspace Methods 50%
• Conjugate Gradient Method 50%
• Forward Sweep 50%

Mathematics

• Linear System 100%
• Partial Differential Equation 100%
• Normal Equation 100%
• Equation System 66%
• Residuals 33%
• Discretization 33%
• Convergence Rate 33%
• Diagonal Element 33%
• Initial Convergence 33%
• Sparse Linear Systems 33%
• Original Equation 33%
• Preceding Algorithm 33%
• Grid Size 33%
• Diffusion Partial Differential Equation 33%
• Central Difference 33%