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| author | Jaron Kent-Dobias <jaron@kent-dobias.com> | 2021-01-06 11:16:20 +0100 |
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| committer | Jaron Kent-Dobias <jaron@kent-dobias.com> | 2021-01-06 11:16:20 +0100 |
| commit | 1094eaa434d791d3a511f853df9d6d66d169b2ab (patch) | |
| tree | 18bd0248f207a45bb3fb977a86af350bb02c1a55 /langevin.cpp | |
| parent | 252ad65ae0af4249bc089cd18aad4ab739b80d70 (diff) | |
| download | code-1094eaa434d791d3a511f853df9d6d66d169b2ab.tar.gz code-1094eaa434d791d3a511f853df9d6d66d169b2ab.tar.bz2 code-1094eaa434d791d3a511f853df9d6d66d169b2ab.zip | |
Lots of work, and fixed bug stemming from choice of matrix algorithm.
Diffstat (limited to 'langevin.cpp')
| -rw-r--r-- | langevin.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/langevin.cpp b/langevin.cpp index 3bc12ed..05b436e 100644 --- a/langevin.cpp +++ b/langevin.cpp @@ -7,6 +7,8 @@ #include "pcg-cpp/include/pcg_random.hpp" #include "randutils/randutils.hpp" +#include <eigen3/Eigen/LU> + #include "complex_normal.hpp" #include "p-spin.hpp" #include "stereographic.hpp" @@ -57,7 +59,8 @@ Vector findSaddle(const Tensor& J, const Vector& z0, double γ0, double δ, doub while (W > ε) { double γ = pow(r.variate<double, std::normal_distribution>(0, γ0), 2); - Vector ζNew = ζ - ddH.ldlt().solve(dH); + Vector dζ = ddH.partialPivLu().solve(dH); + Vector ζNew = ζ - dζ; double WNew; Vector dWNew; |