{"coeffs": [-1.3887068577956582e-06, 8.87073953817904e-05, 0.4906596776553209, 0.15196385052766415], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0417232599172325e-07, 2.0310409972524553e-06, 0.006811490505957832, 0.0030877041261204562], "covariance": [[4.168633870087051e-14, -2.975088250056725e-13, -9.260560330587429e-10, -5.413269152708551e-10], [-2.975088250056737e-13, 4.1251275325202475e-12, 1.3745779044973807e-08, 5.900772309942523e-09], [-9.260560330587461e-10, 1.374577904497381e-08, 4.639640291275368e-05, 1.947891290084455e-05], [-5.413269152708562e-10, 5.900772309942516e-09, 1.947891290084452e-05, 9.53391677046129e-06]]}