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path: root/Eigen/src/IterativeLinearSolvers/ConjugateGradient.h
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* Bugfix: conjugate_gradient did not compile with lazy-evaluated RealScalarGravatar Bernardo Bahia Monteiro2020-03-29
| | | | | | | | | | | | | | | | | The error generated by the compiler was: no matching function for call to 'maxi' RealScalar threshold = numext::maxi(tol*tol*rhsNorm2,considerAsZero); The important part in the following notes was: candidate template ignored: deduced conflicting types for parameter 'T'" ('codi::Multiply11<...>' vs. 'codi::ActiveReal<...>') EIGEN_ALWAYS_INLINE T maxi(const T& x, const T& y) I am using CoDiPack to provide the RealScalar type. This bug was introduced in bc000deaa Fix conjugate-gradient for very small rhs
* Iterative solvers: unify and fix handling of multiple rhs.Gravatar Gael Guennebaud2018-10-15
| | | | m_info was not properly computed and the logic was repeated in several places.
* Fix conjugate-gradient for very small rhsGravatar Gael Guennebaud2018-09-13
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* Implement wrapper for matrix-free iterative solversGravatar Gael Guennebaud2015-12-07
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* bug #1092: fix iterative solver ctors for expressions as inputGravatar Gael Guennebaud2015-10-26
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* Doc: add link to doc of sparse solver conceptGravatar Gael Guennebaud2015-10-08
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* Doc: explain perf and multithreading issues in sparse iterative solversGravatar Gael Guennebaud2015-06-26
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* Optimize CG to enable faster spare row-major * dense vector products when ↵Gravatar Gael Guennebaud2015-06-25
| | | | the input matrix is complete (Upper|Lower) but column major.
* Clarify documentation of the tolerance and error returned in iterative solversGravatar Gael Guennebaud2015-06-25
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* Fix compilation of iterative solvers with dense matricesGravatar Gael Guennebaud2015-03-09
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* Rename LSCG to LeastSquaresConjugateGradientGravatar Gael Guennebaud2015-03-05
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* Really use zero guess in ConjugateGradients::solve as documentedGravatar Jan Blechta2015-02-18
| | | | and expected for consistency with other methods.
* Add a CG-based solver for rectangular least-square problems (bug #975).Gravatar Gael Guennebaud2015-03-04
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* Fix many long to int conversion warnings:Gravatar Gael Guennebaud2015-02-16
| | | | | | - fix usage of Index (API) versus StorageIndex (when multiple indexes are stored) - use StorageIndex(val) when the input has already been check - use internal::convert_index<StorageIndex>(val) when val is potentially unsafe (directly comes from user input)
* Merge Index-refactoring branch with default, fix PastixSupport, remove some ↵Gravatar Gael Guennebaud2015-02-13
|\ | | | | | | useless typedefs
| * Fix bug #733: step by step solving is not a good example for solveWithGuessGravatar Jan Blechta2015-02-10
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| * Allows Lower|Upper as a template argument of CG and MINRES: in this case the ↵Gravatar Gael Guennebaud2015-02-10
| | | | | | | | full matrix will be considered.
| * bug #897: makes iterative sparse solvers use a Ref<SparseMatrix> instead of ↵Gravatar Gael Guennebaud2015-02-09
| | | | | | | | a SparseMatrix pointer. This fixes usage of iterative solvers with a Map<SparseMatrix>.
* | bug #877, bug #572: Introduce a global Index typedef. Rename Sparse*::Index ↵Gravatar Christoph Hertzberg2014-12-04
|/ | | | to StorageIndex, make Dense*::StorageIndex an alias to DenseIndex. Overall this commit gets rid of all Index conversion warnings.
* Make constructors explicit if they could lead to unintended implicit conversionGravatar Christoph Hertzberg2014-09-23
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* Remove deprecated code not used by evaluatorsGravatar Gael Guennebaud2014-09-18
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* Factorize solveWithGuess in IterativeSolverBaseGravatar Gael Guennebaud2014-09-01
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* Refactoring of sparse solvers through a SparseSolverBase class and usage of ↵Gravatar Gael Guennebaud2014-09-01
| | | | the Solve<> expression. Introduce a SolveWithGuess expression on top of Solve.
* Fix bug #688: make it clearer that CG is for both dense and sparse matrices.Gravatar Gael Guennebaud2013-10-28
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* Fix bug #314: move remaining math functions from internal to numext namespaceGravatar Gael Guennebaud2013-06-10
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* Bug567 : Fix iterative solvers to immediately return when the initial guess ↵Gravatar Desire NUENTSA2013-03-20
| | | | is the true solution and for trivial solution
* Handle zero right hand side in CG and GMRESGravatar Desire NUENTSA2013-03-20
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* Automatic relicensing to MPL2 using Keirs script. Manual fixup follows.Gravatar Benoit Jacob2012-07-13
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* Fix stopping criteria of CGGravatar Gael Guennebaud2012-06-06
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* Get rid of include directives inside namespace blocks (bug #339).Gravatar Jitse Niesen2012-04-15
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* set the default number of iteration to the size of the problemGravatar Gael Guennebaud2011-12-27
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* improve documentation of some sparse related classesGravatar Gael Guennebaud2011-12-02
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* fix CG exampleGravatar Gael Guennebaud2011-11-24
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* move sparse solvers from unsupported/ to main Eigen/ and remove the "not ↵Gravatar Gael Guennebaud2011-11-12
stable yet" warning