{"coeffs": [-1.4000311141889592e-06, 1.990820518248222e-05, 0.30029516568095127, 0.17529192212130504], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.078133997142932e-07, 8.858140647573253e-07, 0.011922880429748752, 0.014948733421409342], "covariance": [[2.5787444892938846e-13, -3.511019164533214e-13, -1.675160260884574e-09, -6.988187333343892e-09], [-3.5110191645332095e-13, 7.84666557321895e-13, 8.469570354795213e-09, 1.238300624528108e-08], [-1.6751602608845644e-09, 8.469570354795203e-09, 0.0001421550777420858, 0.000103981796721807], [-6.988187333343888e-09, 1.2383006245281089e-08, 0.00010398179672180727, 0.00022346463090436064]]}