{"coeffs": [-9.627704325426856e-07, 0.00017837059655425696, 0.5826160094320386, 0.13618015708168965], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.354837819208319e-07, 6.011655084831935e-06, 0.008872247627128649, 0.0031136589652597016], "covariance": [[1.125493679319043e-13, -1.393276290576926e-12, -1.9956789851239867e-09, -8.687862113753733e-10], [-1.3932762905769255e-12, 3.6139996858985663e-11, 5.31641859521162e-08, 1.7647206104717947e-08], [-1.9956789851239842e-09, 5.3164185952116194e-08, 7.871677795708995e-05, 2.60722534615794e-05], [-8.687862113753736e-10, 1.764720610471795e-08, 2.6072253461579406e-05, 9.694872151942116e-06]]}