{"coeffs": [-7.272528988474098e-07, 3.8715319520909545e-05, 0.447252342821686, 0.16246077918777077], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.049327824955924e-08, 4.4389628108411546e-07, 0.003585310659904951, 0.0020223753980019668], "covariance": [[4.969302278369782e-15, -2.3396702461085918e-14, -1.665975334879723e-10, -1.2619097028477958e-10], [-2.3396702461085924e-14, 1.9704390836030803e-13, 1.5716183077663128e-09, 8.454710818890498e-10], [-1.6659753348797226e-10, 1.5716183077663128e-09, 1.2854452528028075e-05, 6.562764497405835e-06], [-1.2619097028477955e-10, 8.454710818890498e-10, 6.562764497405835e-06, 4.090002250443613e-06]]}