{"coeffs": [1.0708694333519349e-08, -0.28558027582765266, 0.6258024296441722, 0.010897039762089479], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [8.962871359632578e-09, 9803756.146708705, 374087.9635117688, 0.2729664916571537], "covariance": [[8.033306300932195e-17, 0.004284044337099605, -0.00016345325459238286, 9.769655143231665e-10], [0.004284106015310834, 96113634584128.72, -3667467171413.5044, -362541.57348243264], [-0.00016345560088498165, -3667467171484.9614, 139941804444.38248, 13834.877239380074], [9.76965079514932e-10, -362546.09844797495, 13835.049900747248, 0.07451070556761495]]}