{"coeffs": [-2.2157950357964324e-06, 0.001384881807131344, 1.3628231321606172, 0.22021055763941833], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.355111709120016e-07, 0.004058084323998182, 0.7218399789933373, 0.017681225541723473], "covariance": [[2.86772214171543e-13, -1.8765897733370414e-09, -3.367004139250319e-07, -8.91534188684475e-09], [-1.876589773337639e-09, 1.6468048380679778e-05, 0.0029288206187666915, 6.995844073607394e-05], [-3.3670041392513596e-07, 0.0029288206187666607, 0.5210529552731016, 0.012492365120371541], [-8.91534188684607e-09, 6.995844073606433e-05, 0.012492365120369968, 0.00031262573665729454]]}