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Introduction to Numerical Analysis I

Introduction to Numerical Analysis I. Iterative Methods. MATH/CMPSC 455. Iterative Methods. Three basic steps:. Form . Solve . Update . Linear iterative method:. The core of linear iterative method is B. How to choose it?. Two principles: It should be a good approximation of

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Introduction to Numerical Analysis I

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  1. Introduction to Numerical Analysis I Iterative Methods MATH/CMPSC 455

  2. Iterative Methods Three basic steps: • Form • Solve • Update

  3. Linear iterative method: The core of linear iterative method is B. How to choose it? Two principles: It should be a good approximation of It is easy to compute

  4. Jacobi Method

  5. Gauss-Seidel Method

  6. SOR Method

  7. Convergence of Iterative Methods Matrix A is strictly diagonally dominated if Theorem: If matrix A is strictly diagonally dominated, then Jacobi and Gauss-Seidel method converges.

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