https://github.com/jagot/magnus
https://github.com/jagot/magnus
chebyshev exponentiation krylov krylov-methods propagators
Last synced: 3 months ago
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- Host: GitHub
- URL: https://github.com/jagot/magnus
- Owner: jagot
- Created: 2017-03-05T18:57:33.000Z (over 8 years ago)
- Default Branch: master
- Last Pushed: 2017-03-07T15:03:52.000Z (over 8 years ago)
- Last Synced: 2025-01-16T07:13:55.840Z (5 months ago)
- Topics: chebyshev, exponentiation, krylov, krylov-methods, propagators
- Language: C++
- Size: 10.7 KB
- Stars: 0
- Watchers: 2
- Forks: 1
- Open Issues: 0
-
Metadata Files:
- Readme: README.org
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README
#+TITLE: Magnus propagators
#+AUTHOR: Stefanos Carlström
#+EMAIL: [email protected]
* Introduction
An implementation of Magnus propagators for the solution of partial
differential equations of the type y' = Ay.
* Road map
- Integrators:
- [X] Midpoint (trapezoidal)
- [-] CFET4
Alvermann, A., Fehske, H., & Littlewood, P. B. (2012). Numerical
time propagation of quantum systems in radiation fields. New Journal
of Physics, 14(10), 105008. DOI: [[http://dx.doi.org/10.1088/1367-2630/14/10/105008][10.1088/1367-2630/14/10/105008]]
- [-] Exponentiators:
- [X] Hermitian Lanczos
- [ ] Arnoldi
- Subspace exponential
- [ ] Tridiagonal LU factorization
- [X] Chebyshev