{"coeffs": [-5.881710802841202e-07, 4.493164813632195e-05, 0.3789481743547304, 0.13712377297424197], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.451014792759004e-07, 2.7006542831545857e-06, 0.016846090944202672, 0.012969214299336675], "covariance": [[5.55176214419135e-13, -1.348918666434663e-12, -5.518992085644822e-09, -8.136011679216281e-09], [-1.3489186664346628e-12, 7.29353355712121e-12, 4.297572906947816e-08, 3.2025754142995175e-08], [-5.518992085644822e-09, 4.297572906947816e-08, 0.00028379078010034724, 0.00017287114142158555], [-8.136011679216283e-09, 3.202575414299518e-08, 0.00017287114142158558, 0.00016820051954211888]]}