{"coeffs": [-1.808496268660596e-06, 3.506300383562909e-05, 0.5363660097710441, 0.21519241113719795], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.878311574567495e-07, 3.252789861727949e-06, 0.0341065252649778, 0.01791386731514849], "covariance": [[2.379792381855919e-13, -1.3648113999844305e-12, -1.3599978049177618e-08, -8.293374982052435e-09], [-1.364811399984436e-12, 1.0580641884560129e-11, 1.1046033933215258e-07, 5.632951129715662e-08], [-1.3599978049177695e-08, 1.1046033933215268e-07, 0.0011632550656505692, 0.0005794727681671399], [-8.293374982052456e-09, 5.632951129715655e-08, 0.0005794727681671386, 0.0003209066421847454]]}