GRUSOFT provides best sparse solver and many other innovative softwares.
GRUSOFT was founded by Mr. Yingshi Chen (陈英时), who is a born programmer.

For more detail, please contact
Mobile:   013501997193
WeChat: grusoft
Email:     gsp@grusoft.com

History
2020
Solve huge sparse matrix with hundreds of millions of variables in only one minute!

5/5/2016  GSS 2.4.1 released.
1 Add matlab mex file and tutorial.
2 Fix some bugs in GSS 2.4.

4/16/2014  GSS 2.4 released.
1 New GPU-CPU hybrid computing module.
2 Improved numerical factorization. About 50% faster than than GSS 2.3.

4/18/2012  GSS 2.3 released.
1. Improved numerical factorization. Faster than GSS 2.2.
2. Need less memory than GSS 2.2.
3. Fix some bugs.

9/19/2009  GSS 2.2 released.
1. Improved numerical factorization for SPD matrices.
2. Improved CPU/GPU hybrid computing. The best speed-up for 500,000 unknowns is 7.

7/31/2008 GSS 2.1 released.
1. Support Nvidia CUDA.
2. Improved out-core module.
3. Improved memory module of LDLT.

12/25/2007 GSS 2.0 released.
1. Add new balance module.
2. Add LU-partial-updating module.
3. Improved out-of-core, in-core and hybrid-core module.
4. Add hybrid multifrontal/Frontal module.
5. Improved iterative refine module and get better estimation of condition number.

11/25/2005 GSS 1.2 released.
1. Parallel version released.
2. Support INTEL Hyper-Threading.
3. Improved numerical factorization for symmetrical matrices.
4. Improved static pivoting.
5. Add iterative refine module.

9/12/2005 GSS1.1 released
1. Add QUOTIENT GRAPH model for symbolic factorization.
2. Improved reorder module of diagonals.
3. Improved Numerical factorization for unsymmetrical matrices.
4. Add scaling module.
5. More experimental results.

7/20/2005 GSS1.0 released.