gftool.basis.pole.PoleGf.eval_tau

PoleGf.eval_tau(tau, beta)[source]

Evaluate the imaginary time Green’s function.

Parameters:
tau(…) float array_like

Green’s function is evaluated at imaginary times tau. Only implemented for \(τ ∈ [0, β]\).

betafloat

Inverse temperature.

Returns:
(…) float np.ndarray

Imaginary time Green’s function.

See also

gf_tau