{"coeffs": [1.677422051334269e-08, 1.0118611140852353e-05, 0.6206052304890357, 0.06440176909046101], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.460609390357221e-08, 6.2687823731533785e-06, 0.06900621290642533, 0.012766469587110125], "covariance": [[1.9897036133343014e-15, -1.0155162093462566e-13, -1.1415330874566932e-09, -2.736026362698649e-10], [-1.0155162093462582e-13, 3.9297632441958503e-11, 4.3155106466300103e-07, 7.5231893994493e-08], [-1.1415330874566971e-09, 4.315510646630011e-07, 0.004761857419686903, 0.0008427511698471108], [-2.736026362698649e-10, 7.523189399449301e-08, 0.0008427511698471108, 0.0001629827457186078]]}