{"coeffs": [-7.801455446462507e-08, 0.00023128717696023357, 0.6715348456255701, 0.13080544323913554], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.376813632499032e-07, 2.978072177075195e-05, 0.02946188758965159, 0.006538191653756472], "covariance": [[2.891012483862744e-13, -1.0748871392863147e-11, -1.0785905226316729e-08, -2.8351848237406175e-09], [-1.0748871392863121e-11, 8.868913891869393e-10, 8.757638618606005e-07, 1.8472987338075836e-07], [-1.0785905226316714e-08, 8.757638618606008e-07, 0.0008680028203452663, 0.00018512688066056731], [-2.8351848237406155e-09, 1.8472987338075839e-07, 0.00018512688066056731, 4.274795010125079e-05]]}