{"coeffs": [-8.454307567778035e-07, 8.306304293049321e-05, 0.4145809401901963, 0.12805158141495046], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.161670790938173e-07, 1.6205743485965398e-06, 0.005297186250006102, 0.0034094515594738765], "covariance": [[9.996162190271614e-14, -3.249858385641552e-13, -7.92348367387569e-10, -8.697181470068038e-10], [-3.2498583856415537e-13, 2.6262612193290994e-12, 8.303881952875285e-09, 5.047169907146619e-09], [-7.923483673875686e-10, 8.303881952875285e-09, 2.8060182167253717e-05, 1.5168032893461348e-05], [-8.697181470068034e-10, 5.047169907146618e-09, 1.5168032893461344e-05, 1.162435993639885e-05]]}