{"coeffs": [-5.6420453872993416e-08, 0.23778092983511953, 1.358058880017733, 0.07391074252461106], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.8317232348654686e-08, 618.9468149772779, 193.10355823433585, 0.005829388250612654], "covariance": [[2.334554941833883e-15, -1.3114080123852706e-05, -4.0917985300674805e-06, -1.564300469090204e-10], [-1.3114080117043825e-05, 383095.1597705166, 119520.83185418828, 3.448472316177428], [-4.09179852793776e-06, 119520.83185419372, 37288.98420276154, 1.075909143705704], [-1.564300468615882e-10, 3.448472316719569, 1.0759091438745416, 3.398176737638086e-05]]}