{"coeffs": [-1.0232745247296198e-05, 0.0010519049372454505, 1.973830597180345, 0.44927362093612205], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.4694835419995725e-06, 0.005172237959415875, 2.6213134968638547, 0.119353381794826], "covariance": [[1.2037316048205898e-11, -1.7322495869626046e-08, -8.81202851884593e-06, -4.098864788181671e-07], [-1.7322495869576074e-08, 2.67520455088225e-05, 0.013556554206649184, 0.0006123482355645971], [-8.812028518822022e-06, 0.013556554206651373, 6.87128444884061, 0.3108949319415679], [-4.098864788175765e-07, 0.0006123482355654482, 0.3108949319419491, 0.014245229745861504]]}