{"coeffs": [1.1051298849805707e-06, -1.279131765177187e-06, 0.8345690826458124, 0.18467680390208682], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.5242592527678684e-06, 4.3432059865526726e-06, 0.7887649350633172, 1.0416956278600429], "covariance": [[2.046892178625567e-11, -1.3417657699760291e-11, -1.455546728482735e-06, 4.175100024493151e-06], [-1.3417657699760283e-11, 1.8863438241626977e-11, -1.1431051722841135e-06, -3.995241831745549e-06], [-1.455546728482736e-06, -1.1431051722841127e-06, 0.6221501227854391, -0.03498500922817179], [4.175100024493151e-06, -3.99524183174555e-06, -0.03498500922817157, 1.085129781102729]]}