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rokzitko

rokzitko/nrgljubljana

NRG Ljubljana is a numerical renormalization group implementation for solving quantum impurity problems in theoretical physics

6 good first / help-wanted issues · C++ · last activity Aug 31, 2026

40 stars 10 forks 40 watchers C++ GNU General Public License v3.0
anderson-impurity-model computational discretization iterative-diagonalization kondo many-body-physics nrg physics quantum-impurity-model quantum-impurity-solver quantum-physics renormalization siam
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6 Open Issues Need Help Last updated: Aug 31, 2026

Open Issues Need Help

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Add a physics README for the bundled Anderson-Holstein example about 15 hours ago
documentation help wanted example physics
rokzitko/nrgljubljana
40

NRG Ljubljana is a numerical renormalization group implementation for solving quantum impurity problems in theoretical physics

C++
#anderson-impurity-model#computational#discretization#iterative-diagonalization#kondo#many-body-physics#nrg#physics#quantum-impurity-model#quantum-impurity-solver#quantum-physics#renormalization#siam
Add a one-channel QS worked example to the symmetry documentation about 15 hours ago
documentation help wanted example physics
rokzitko/nrgljubljana
40

NRG Ljubljana is a numerical renormalization group implementation for solving quantum impurity problems in theoretical physics

C++
#anderson-impurity-model#computational#discretization#iterative-diagonalization#kondo#many-body-physics#nrg#physics#quantum-impurity-model#quantum-impurity-solver#quantum-physics#renormalization#siam
Document the SIAM delta and Gamma conventions about 15 hours ago
documentation good first issue physics
rokzitko/nrgljubljana
40

NRG Ljubljana is a numerical renormalization group implementation for solving quantum impurity problems in theoretical physics

C++
#anderson-impurity-model#computational#discretization#iterative-diagonalization#kondo#many-body-physics#nrg#physics#quantum-impurity-model#quantum-impurity-solver#quantum-physics#renormalization#siam
Document the cross-symmetry SIAM consistency benchmark about 15 hours ago
documentation help wanted example physics
rokzitko/nrgljubljana
40

NRG Ljubljana is a numerical renormalization group implementation for solving quantum impurity problems in theoretical physics

C++
#anderson-impurity-model#computational#discretization#iterative-diagonalization#kondo#many-body-physics#nrg#physics#quantum-impurity-model#quantum-impurity-solver#quantum-physics#renormalization#siam
Document specmoments for spectral moment and sum-rule checks about 15 hours ago
documentation good first issue physics
rokzitko/nrgljubljana
40

NRG Ljubljana is a numerical renormalization group implementation for solving quantum impurity problems in theoretical physics

C++
#anderson-impurity-model#computational#discretization#iterative-diagonalization#kondo#many-body-physics#nrg#physics#quantum-impurity-model#quantum-impurity-solver#quantum-physics#renormalization#siam
Verify and complete the 2025-2026 bibliography records about 15 hours ago
documentation good first issue physics
rokzitko/nrgljubljana
40

NRG Ljubljana is a numerical renormalization group implementation for solving quantum impurity problems in theoretical physics

C++
#anderson-impurity-model#computational#discretization#iterative-diagonalization#kondo#many-body-physics#nrg#physics#quantum-impurity-model#quantum-impurity-solver#quantum-physics#renormalization#siam