{"coeffs": [-2.2488705034608867e-06, 4.486854723154113e-05, 0.43378633839028374, 0.193396811926467], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.3379178978758066e-07, 2.1289666328998115e-06, 0.016006635861957455, 0.01019470388859443], "covariance": [[1.8817531688711256e-13, -7.513813829455277e-13, -5.001556149814595e-09, -4.099360306252309e-09], [-7.513813829455285e-13, 4.53249892400076e-12, 3.3611445521497574e-08, 2.071497627778317e-08], [-5.001556149814604e-09, 3.361144552149758e-08, 0.00025621239161730246, 0.00014849192928591574], [-4.099360306252311e-09, 2.0714976277783158e-08, 0.0001484919292859156, 0.00010393198737612241]]}