{"coeffs": [-4.148436008354844e-08, 0.06689851233746494, 1.323755766004708, 0.07151959739007306], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.4525429048161725e-08, 142.14104330140142, 152.4840385435512, 0.005326874788339613], "covariance": [[2.109880890331804e-16, -8.842187232056047e-07, -9.486583511209775e-07, -4.204497389007614e-11], [-8.842187235675666e-07, 20204.076190810876, 21674.240213995177, 0.7238976582907595], [-9.486583515319794e-07, 21674.24021399432, 23251.38201055121, 0.7765967053623792], [-4.204497389903076e-11, 0.72389765820453, 0.77659670526948, 2.8375595010648196e-05]]}