{"coeffs": [2.2633821832513127e-08, 0.005269631503016739, 1.2721310804995942, 0.0913168890271945], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [5.696051679291511e-08, 5.000583883648368, 86.63054845506639, 0.029805845824041242], "covariance": [[3.2445004733159643e-15, -1.3988219487978691e-07, -2.4251544035348517e-06, -1.0458792818784914e-09], [-1.3988219487225896e-07, 25.00583917740379, 433.2031908621404, 0.14222586904906184], [-2.425154403404614e-06, 433.2031908621583, 7504.851925625606, 2.464537800229598], [-1.0458792818501824e-09, 0.142225869051425, 2.4645378002704352, 0.0008883884452865168]]}