{"coeffs": [-1.8430528885965731e-06, 9.316321146694757e-05, 0.4084458213178839, 0.1383719847176127], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.79850532912114e-07, 2.2809195750597205e-06, 0.006886124816031923, 0.004581601345816782], "covariance": [[2.302565339360397e-13, -7.380138524683883e-13, -1.6924979329070297e-09, -1.8440559977310044e-09], [-7.38013852468388e-13, 5.202594107890615e-12, 1.520449867318869e-08, 9.626410040208326e-09], [-1.6924979329070311e-09, 1.520449867318869e-08, 4.741871498197069e-05, 2.6642374085012682e-05], [-1.844055997731004e-09, 9.62641004020833e-09, 2.6642374085012682e-05, 2.0991070891990143e-05]]}