{"coeffs": [-2.8753476724227787e-06, 1.0076685209877998, 2.2426894885132573, 0.18507567331143038], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.5380423172595325e-06, 1609.0295420086245, 296.999184271906, 0.03491975276651312], "covariance": [[1.2517743438719204e-11, -0.004625983315403181, -0.0008540038327809052, -1.1219061239143712e-07], [-0.004625983313686001, 2588976.067056484, 477880.446417453, 54.48111602434634], [-0.0008540038324618052, 477880.44641752733, 88208.5154581776, 10.056912290546776], [-1.1219061237017765e-07, 54.481116032881566, 10.056912292120545, 0.0012193891332744006]]}