{"coeffs": [-1.1335572012097513e-06, 3.123082282765481e-05, 0.5055604882788554, 0.1980553506078085], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.926550485500204e-08, 5.96702646262025e-07, 0.0068106662059250435, 0.003175440965885684], "covariance": [[4.797710162818311e-15, -3.391100861719542e-14, -3.693751194257876e-10, -2.0388974063520488e-10], [-3.3911008617195356e-14, 3.560540480561033e-13, 4.048788500452799e-09, 1.8176241026591516e-09], [-3.693751194257869e-10, 4.048788500452799e-09, 4.638517416852942e-05, 2.0460836475825685e-05], [-2.038897406352047e-10, 1.8176241026591535e-09, 2.0460836475825706e-05, 1.0083425327825004e-05]]}