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ID Category Severity Reproducibility Date Submitted Last Update
0000495 [ALGLIB] Solvers feature have not tried 2012-11-16 10:49 2012-11-21 15:22
Reporter SergeyB View Status public  
Assigned To SergeyB
Priority normal Resolution implemented  
Status resolved   Product Version
Summary 0000495: IMPLEMENTED: automatic diagonal precondtitioner for linear CG and LSQR solvers
Description LinCGSolveSparse() and LinLSQRSolveSparse() now use diagonal of the system matrix as preconditioner, which allows to solve systems with badly scaled variables without explicit preconditioning. This preconditioner is active by default.
Additional Information
Programming language Unspecified
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- Issue History
Date Modified Username Field Change
2012-11-16 10:49 SergeyB New Issue
2012-11-16 10:49 SergeyB Programming language => Unspecified
2012-11-21 15:22 SergeyB Target Version 3.8.0 => 3.7.0
2012-11-21 15:22 SergeyB Summary LinCG and LinLSQR solvers need automatic precondtitioner => IMPLEMENTED: automatic diagonal precondtitioner for linear CG and LSQR solvers
2012-11-21 15:22 SergeyB Description Updated
2012-11-21 15:22 SergeyB Status new => assigned
2012-11-21 15:22 SergeyB Assigned To => SergeyB
2012-11-21 15:22 SergeyB Status assigned => resolved
2012-11-21 15:22 SergeyB Fixed in Version => 3.7.0
2012-11-21 15:22 SergeyB Resolution open => implemented


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