{"coeffs": [-2.3429413127729616e-07, 3.1896007331054195e-05, 0.408879178697728, 0.16571659403615216], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.9711849396695507e-07, 1.3149333404564946e-06, 0.01300746456688924, 0.008902500943045594], "covariance": [[8.827939945719152e-14, -2.956678294438331e-13, -2.386664559605429e-09, -2.3681261000672586e-09], [-2.9566782944383286e-13, 1.7290496898440752e-12, 1.6679163072482713e-08, 1.1001978749110293e-08], [-2.3866645596054267e-09, 1.667916307248271e-08, 0.0001691941344588791, 0.0001009158229240383], [-2.3681261000672574e-09, 1.1001978749110297e-08, 0.00010091582292403835, 7.925452304092769e-05]]}