{"coeffs": [-3.979763695062381e-07, 4.867091283472817e-05, 0.46570563988327107, 0.13398335158824148], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.953065227779717e-08, 5.846920983161671e-07, 0.0033147541578273606, 0.0016628173537784434], "covariance": [[4.834511606175942e-15, -2.670954250776526e-14, -1.3278508616685164e-10, -9.42058637433805e-11], [-2.6709542507765245e-14, 3.418648498333625e-13, 1.9147729539303004e-09, 9.021703735644268e-10], [-1.327850861668515e-10, 1.9147729539303e-09, 1.0987595126833774e-05, 4.966181574440641e-06], [-9.420586374338043e-11, 9.021703735644271e-10, 4.966181574440644e-06, 2.764961552026745e-06]]}