{"coeffs": [-1.1660732632873096e-06, 8.503741200789349e-05, 0.6443850776099428, 0.1626301384639731], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.5819945827865946e-07, 6.94602724133237e-06, 0.02377428593486786, 0.0067526662834788325], "covariance": [[6.66669602553932e-14, -1.3770292449928819e-12, -4.714771343417097e-09, -1.5457894335788387e-09], [-1.3770292449928902e-12, 4.8247294437331375e-11, 1.6489242943700152e-07, 4.484684538713774e-08], [-4.714771343417126e-09, 1.6489242943700154e-07, 0.0005652166717128557, 0.0001545168115468589], [-1.5457894335788454e-09, 4.484684538713764e-08, 0.00015451681154685857, 4.559850193603183e-05]]}