{"coeffs": [-3.034478008232043e-06, 2.9026635896908023e-05, 0.3905184032517174, 0.24883458551722687], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.444174360314409e-06, 1.0049506465725378e-05, 0.12021710601676694, 0.10839616422332579], "covariance": [[1.1862337024247168e-11, -3.0535297654420185e-11, -3.0941248266650584e-07, -3.5912401861799e-07], [-3.053529765442034e-11, 1.0099258020465618e-10, 1.17247882758862e-06, 1.0559284319201154e-06], [-3.0941248266650854e-07, 1.172478827588623e-06, 0.014452152579046583, 0.011608610075342668], [-3.591240186179909e-07, 1.0559284319201129e-06, 0.011608610075342609, 0.011749728418330215]]}