Release Date 8/20/2012
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This is a linear equation solver package for solving large sparse matrices. The current version only supports symmetric matrices with positive diagonal entries, negative off-diagonal entries, and that are irreducibly diagonally dominant, and is a reference implementation of the following papers.
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"A hybrid linear equation solver and its application in quadratic placement," Haifeng Qian and Sachin S. Sapatnekar, IEEE/ACM International Conference on Computer Aided Design Digest of Technical Papers, pp. 905-909, 2005. |
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"Random walks in a supply network," Haifeng Qian, Sani R. Nassif and Sachin S. Sapatnekar, Proceedings of the ACM/IEEE Design Automation Conference, pp. 93-98, 2003. |
The following paper contains the most comprehensive description of the underlying theory, some features/variations of which are not yet implemented in this package.
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"Stochastic preconditioning for diagonally dominant matrices," Haifeng Qian and Sachin S. Sapatnekar, SIAM Journal on Scientific Computing, vol. 30, no. 3, pp. 1178-1204, 2008. |
Authors: Haifeng Qian, Sachin S. Sapatnekar
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Choose from the following platforms. If your system fits none, contact me with the config and I may be able to compile a version for you.
