{"coeffs": [-1.0954534154955643e-06, 0.00033324857813622766, 0.76821548283357, 0.14892494307295048], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0653768616808847e-07, 2.756117066544241e-05, 0.019153827892526634, 0.0029009181254427553], "covariance": [[4.2657815807667804e-14, -4.156768596400506e-12, -2.9608866021707567e-09, -5.101157541069903e-10], [-4.156768596400488e-12, 7.596181284496431e-10, 5.271623674865298e-07, 7.65682092002744e-08], [-2.960886602170737e-09, 5.271623674865301e-07, 0.00036686912293653126, 5.390707659073991e-05], [-5.10115754106989e-10, 7.656820920027462e-08, 5.390707659074004e-05, 8.41532597052231e-06]]}