{"coeffs": [-1.739353043754043e-08, 4.284739521382603e-05, 0.4114984335489024, 0.112816969680972], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1426654262016273e-06, 5.699029665107081e-06, 0.03396298789524268, 0.02237441803681291], "covariance": [[1.3056842762365466e-12, -3.682871843358596e-12, -1.4680952624049135e-08, -1.91969239822791e-08], [-3.6828718433586015e-12, 3.247893912377053e-11, 1.850054582193857e-07, 1.143290299204247e-07], [-1.4680952624049167e-08, 1.8500545821938574e-07, 0.0011534845467724006, 0.0006147283300568081], [-1.9196923982279113e-08, 1.1432902992042466e-07, 0.0006147283300568076, 0.0005006145824860589]]}