Module polyfourier 

Piecewise Legendre polynomial Fourier transform implementation for SparseIR

This module provides Fourier transform functionality for piecewise Legendre polynomials, enabling evaluation in Matsubara frequency domain.

Structs

PiecewiseLegendreFT

Piecewise Legendre polynomial with Fourier transform capability

PiecewiseLegendreFTVector

Vector of PiecewiseLegendreFT polynomials

PowerModel

Power model for asymptotic behavior

Functions

find_extrema

Find extrema of a Matsubara basis function

sign_changes

Find sign changes of a Matsubara basis function

Type Aliases

BosonicPiecewiseLegendreFT

BosonicPiecewiseLegendreFTVector

FermionicPiecewiseLegendreFT

FermionicPiecewiseLegendreFTVector