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sparse-ir

Basic theory

Intermediate representation (IR)
Sparse sampling
Discrete Lehmann representation
Summation over Matsubara axis

Reference

API reference
Additional material

Sample codes

Transformation from/to IR
Sparse sampling
Discrete Lehmann Representation
Second-order perturbation
The GF2 & GW method
DMFT with IPT solver
FLEX approximation
TPSC approximation
Eliashberg theory for Holstein-Hubbard model
Orbital magnetic susceptibility
Estimation of exchange interactions

Analytic continuation

Numerical analytic continuation
SpM analytic continuation

Sample codes (Julia)

Transformation from/to IR
Sparse sampling
Discrete Lehmann Representation
DMFT calculation with IPT
FLEX approximation
Bogoliubov-de Gennes equations in real space

Sample codes (Fortran)

Second-order perturbation

Reference

Citation
Bibliograpy

.md

Additional material

Additional material#

Lecture note by H. Shinaoka

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Transformation from/to IR

By sparse-ir developers

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