C# (CSharp) GraphicResearchHuiZhao LinearSystemGenericByLib.FactorizationCholesky Examples

Example #1

File: LinearSystemDEC.cs Project: meshdgp/MeshDGP

 // solves the positive definite sparse linear system Ax = b using sparse Cholesky factorization
 public DenseMatrixDouble solvePositiveDefinite(ref SparseMatrixDouble A, ref DenseMatrixDouble b)
 {
     LinearSystemGenericByLib linearSolver = new LinearSystemGenericByLib();
     linearSolver.FactorizationCholesky(ref A);
     DenseMatrixDouble x = null;
     linearSolver.FreeSolver();
     return x;
 }

Example #2

        // solves the positive definite sparse linear system Ax = b using sparse Cholesky factorization
        public DenseMatrixDouble solvePositiveDefinite(ref SparseMatrixDouble A, ref DenseMatrixDouble b)
        {
            LinearSystemGenericByLib linearSolver = new LinearSystemGenericByLib();

            linearSolver.FactorizationCholesky(ref A);
            DenseMatrixDouble x = null;

            linearSolver.FreeSolver();
            return(x);
        }

Example #3

File: LinearSystemDECBackSolve.cs Project: meshdgp/MeshDGP

        // solves the positive definite sparse linear system Ax = b using sparse Cholesky factorization
        public void solveBackPositiveDefiniteInit(ref SparseMatrixDouble A)
        {
            linearSolver = new LinearSystemGenericByLib();
            linearSolver.FactorizationCholesky(ref A);

        }

Example #4

 // solves the positive definite sparse linear system Ax = b using sparse Cholesky factorization
 public void solveBackPositiveDefiniteInit(ref SparseMatrixDouble A)
 {
     linearSolver = new LinearSystemGenericByLib();
     linearSolver.FactorizationCholesky(ref A);
 }