{"coeffs": [-2.339515480368792e-06, 5.112755990528465e-05, 0.532742548433377, 0.1904671145653931], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.0081702820703823e-07, 3.002141566603446e-06, 0.019839567745167753, 0.00992740584849807], "covariance": [[1.6065429010072166e-13, -9.932275510129087e-13, -6.200409473080321e-09, -3.7025769687060838e-09], [-9.932275510129115e-13, 9.012853985928193e-12, 5.9276850472545534e-08, 2.860010311700963e-08], [-6.200409473080347e-09, 5.927685047254556e-08, 0.0003936084483151007, 0.00018549308555865904], [-3.7025769687060895e-09, 2.860010311700959e-08, 0.00018549308555865872, 9.855338688079371e-05]]}