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Commit Graph

18 Commits

Author SHA1 Message Date
Gael Guennebaud
9b68ed4537 Relax is_equal to is_approx because scaling might modify last bit. 2016-07-06 15:02:49 +02:00
Gael Guennebaud
5a2007f7e4 typo 2015-10-30 22:16:23 +01:00
Gael Guennebaud
8a3151de2e Limit matrix size for other eigen and schur decompositions 2015-10-30 18:06:03 +01:00
Jitse Niesen
696b2f999f Eigenvalues module: Implement setMaxIterations() methods. 2012-07-28 21:30:09 +01:00
Jitse Niesen
ba5eecae53 Allow user to specify max number of iterations (bug ). 2012-07-24 15:17:59 +01:00
Benoit Jacob
b596f6c10c remove outdated "Eigen itself is part of the KDE project" outside of eigen2 files 2012-07-15 10:33:40 -04:00
Benoit Jacob
69124cfca2 Automatic relicensing to MPL2 using Keirs script. Manual fixup follows. 2012-07-13 14:42:47 -04:00
Gael Guennebaud
a8f66fec65 add the possibility to configure the maximal matrix size in the unit tests 2011-07-12 14:41:00 +02:00
Benoit Jacob
b11343e15c fix intermittend failure of schur_real test: there only is an iterative process if size>2 2010-12-10 02:10:03 -05:00
Benoit Jacob
4716040703 bug : use internal:: namespace instead of ei_ prefix 2010-10-25 10:15:22 -04:00
Hauke Heibel
cb11f2f8a6 Fix compilation of some tests as well as more warnings. 2010-06-20 18:59:15 +02:00
Jitse Niesen
1ff1bd69ac Schur decomposition of 1-by-1 always converges. 2010-06-04 09:40:35 +01:00
Jitse Niesen
9178e2bd54 Add info() method which can be queried to check whether iteration converged. 2010-06-03 22:59:57 +01:00
Jitse Niesen
8dc947821b Allow user to compute only the eigenvalues and not the eigenvectors. 2010-05-31 18:17:47 +01:00
Jitse Niesen
e7dc772554 Respect MaxRowsAtCompileTime in HouseholderSequence::evalTo().
This fixes the failing test nomalloc_4.
Also remove a print inserted for debugging in schur_real test.
2010-05-25 12:40:42 +01:00
Adolfo Rodriguez Tsouroukdissian
28dde19e40 - Added problem size constructor to decompositions that did not have one. It preallocates member data structures.
- Updated unit tests to check above constructor.
- In the compute() method of decompositions: Made temporary matrices/vectors class members to avoid heap allocations during compute() (when dynamic matrices are used, of course).

These  changes can speed up decomposition computation time when a solver instance is used to solve multiple same-sized problems. An added benefit is that the compute() method can now be invoked in contexts were heap allocations are forbidden, such as in real-time control loops.

CAVEAT: Not all of the decompositions in the Eigenvalues module have a heap-allocation-free compute() method. A future patch may address this issue, but some required API changes need to be incorporated first.
2010-04-21 17:15:57 +02:00
Jitse Niesen
73d3a27667 RealSchur: Make sure zeros are really zero (cont'd); add default ctor, docs. 2010-04-12 18:14:32 +01:00
Jitse Niesen
a16a36ecf2 Add tests for real and complex Schur; extend test for Hessenberg.
Make a minor correction to the ComplexSchur class.
2010-04-02 14:32:20 +01:00