{"coeffs": [-1.578948980915108e-06, 0.0001687499247300341, 0.7571721423305476, 0.16715660523755987], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.1285182811408945e-07, 1.764488695754552e-05, 0.028013059342059738, 0.004992539364786172], "covariance": [[4.530590073150988e-14, -2.919796545671768e-12, -4.727769116349881e-09, -9.444183884794603e-10], [-2.919796545671718e-12, 3.1134203574456005e-10, 4.936669209790705e-07, 8.468703712880774e-08], [-4.727769116349808e-09, 4.93666920979071e-07, 0.0007847314937017605, 0.00013597009438117238], [-9.444183884794516e-10, 8.468703712880842e-08, 0.0001359700943811733, 2.4925449308939507e-05]]}