{"coeffs": [-1.2550259254171453e-06, 5.39237017727483e-05, 0.46650448816353124, 0.09225489388213187], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0146998312798636e-06, 8.800229495976492e-06, 0.03416199998435942, 0.01797335974920586], "covariance": [[1.0296157475993837e-12, -4.127005082504198e-12, -1.2096601914440948e-08, -1.1597079963237348e-08], [-4.127005082504198e-12, 7.744403918185467e-11, 2.930046285551395e-07, 1.4142857524467837e-07], [-1.2096601914440955e-08, 2.930046285551395e-07, 0.0011670422429313728, 0.000525609675250923], [-1.1597079963237356e-08, 1.4142857524467837e-07, 0.0005256096752509231, 0.0003230416606743732]]}