{"coeffs": [-1.1215865074799658e-06, 0.00029587683187020964, 0.7623153378429808, 0.14747476608845897], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.927228284066977e-07, 2.467177632311648e-05, 0.019222311056575625, 0.002967063128980856], "covariance": [[3.714208858907744e-14, -3.451927334503967e-12, -2.7564177193981343e-09, -4.84979372316012e-10], [-3.451927334503962e-12, 6.08696546937891e-10, 4.735727630931137e-07, 7.006738022467478e-08], [-2.7564177193981364e-09, 4.735727630931137e-07, 0.00036949724235574955, 5.531059953918739e-05], [-4.849793723160122e-10, 7.006738022467478e-08, 5.531059953918739e-05, 8.80346361135767e-06]]}