diff options
Diffstat (limited to 'log-fourier_integrator.cpp')
| -rw-r--r-- | log-fourier_integrator.cpp | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/log-fourier_integrator.cpp b/log-fourier_integrator.cpp index 0e05366..5ff27a4 100644 --- a/log-fourier_integrator.cpp +++ b/log-fourier_integrator.cpp @@ -138,14 +138,33 @@ int main(int argc, char* argv[]) { std::vector<Complex> Ĉₜ₊₁(N); std::vector<Complex> Ȓₜ₊₁(N); + + Real C₀ = 0; + Real μ₊ = 0; + Real μ₋ = 0; + + while (std::abs(C₀ - 1) > ε) { + for (unsigned n = 0; n < N; n++) { + Ĉₜ₊₁[n] = ((2 * Γ₀ * std::conj(Ȓₜ[n]) / (1 + std::pow(τ₀ * fft.ν(n), 2)) + std::pow(β, 2) * (RddfCt[n] * Ĉₜ[n] + dfCt[n] * std::conj(Ȓₜ[n]))) / (μₜ + II * fft.ν(n))).real(); + } + C₀ = C0(fft, Ĉₜ₊₁); + if (C₀ > 1) { + μ₋ = μₜ; + } else { + μ₊ = μₜ; + } + if (μ₋ > 0 && μ₊ > 0) { + μₜ = (μ₊ + μ₋) / 2; + } else { + μₜ *= C₀; + } + } + for (unsigned n = 0; n < N; n++) { Ȓₜ₊₁[n] = ((Real)1.0 + std::pow(β, 2) * RddfCt[n] * Ȓₜ[n]) / (μₜ + II * fft.ν(n)); - Ĉₜ₊₁[n] = ((2 * Γ₀ * std::conj(Ȓₜ[n]) / (1 + std::pow(τ₀ * fft.ν(n), 2)) + std::pow(β, 2) * (RddfCt[n] * Ĉₜ[n] + dfCt[n] * std::conj(Ȓₜ[n]))) / (μₜ + II * fft.ν(n))).real(); } - std::vector<Real> Rₜ₊₁ = fft.inverse(Ȓₜ₊₁); std::vector<Real> Cₜ₊₁ = fft.inverse(Ĉₜ₊₁); - - Real C₀ = Cₜ₊₁[0]; + std::vector<Real> Rₜ₊₁ = fft.inverse(Ȓₜ₊₁); if (!std::isnan(Cₜ₊₁[0])) { |