{"coeffs": [-2.639651270588897e-06, 7.052040792204561e-05, 0.47952899286913253, 0.17457596864491928], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.631754271865581e-07, 5.252943596977402e-06, 0.02411509242352403, 0.011955783652608127], "covariance": [[4.3980164722407385e-13, -2.7039814768377934e-12, -1.1521839434569869e-08, -7.14464533123354e-09], [-2.7039814768377938e-12, 2.7593416433025887e-11, 1.2585473999120652e-07, 5.965086788412426e-08], [-1.152183943456986e-08, 1.2585473999120652e-07, 0.0005815376825951061, 0.0002680013068684927], [-7.144645331233541e-09, 5.965086788412426e-08, 0.0002680013068684927, 0.0001429407627479717]]}