{"coeffs": [-5.100043031939935e-08, 0.42437627352812396, 1.4228944188500785, 0.0793931669889277], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [5.3564776442554444e-08, 844.3251626684471, 158.45006767055543, 0.004206019573707773], "covariance": [[2.8691852753408353e-15, -2.0891109498029327e-05, -3.920837555244041e-06, -1.3122419491394686e-10], [-2.08911095078108e-05, 712884.9803150997, 133783.3787326211, 3.3921238008909227], [-3.92083755712746e-06, 133783.37873261553, 25106.42394480359, 0.6365978168186933], [-1.3122419494735653e-10, 3.392123800345523, 0.6365978167158758, 1.7690600654412918e-05]]}