A Sparse Matrix Arithmetic based on H-Matrices. Part I ...

• exposé - matière potentielle : below correspond to the h - matrix class
• exposé

A Sparse Matrix Arithmetic based on H-Matrices. Part I: Introduction to H-Matrices∗ Wolfgang Hackbusch Max-Planck-Institut Mathematik in den Naturwissenschaften Inselstr. 22-26, D-04103 Leipzig, Germany email: Abstract A class of matrices (H-matrices) is introduced which have the following properties. (i) They are sparse in the sense that only few data are needed for their representation.

• decomposition lu
• value decomposition
• a22
• a12
• a21
• matrices
• matrix
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