{"coeffs": [-9.967198378824842e-07, 6.720914541659958e-05, 0.4523135249372999, 0.12903450188222287], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.918245829594575e-07, 2.171792832245724e-06, 0.008679362208647665, 0.004643575265272579], "covariance": [[8.516158721946129e-14, -4.0424851163975556e-13, -1.362263561050972e-09, -1.0862252342305277e-09], [-4.042485116397552e-13, 4.716684106193904e-12, 1.8541385600696384e-08, 9.300330567659448e-09], [-1.3622635610509693e-09, 1.854138560069638e-08, 7.533132834890126e-05, 3.5694380378311545e-05], [-1.0862252342305265e-09, 9.300330567659452e-09, 3.5694380378311566e-05, 2.1562791244251303e-05]]}