{"coeffs": [-3.1013497506010784e-06, 7.130472368631905e-05, 0.437274154036706, 0.18083386595773732], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.310742314811687e-07, 2.1934372444721803e-06, 0.00940953869866553, 0.007443861419830288], "covariance": [[3.982546856395477e-13, -1.1207417408459911e-12, -3.869331178675465e-09, -4.3576796976561925e-09], [-1.1207417408459891e-12, 4.81116694543771e-12, 1.9983476370056334e-08, 1.55266609688158e-08], [-3.8693311786754545e-09, 1.998347637005632e-08, 8.85394185216842e-05, 6.059689770212922e-05], [-4.3576796976561876e-09, 1.5526660968815806e-08, 6.0596897702129294e-05, 5.541107283763779e-05]]}