{"coeffs": [-7.950730060427246e-07, 0.2867665513418877, 1.8733736992211774, 0.15218520716092662], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.998567351724556e-07, 100.78905873411496, 53.82800383468537, 0.01011622504474619], "covariance": [[2.498567556972665e-13, -3.7243000584138026e-05, -1.9895908109323313e-05, -4.3108493908067855e-09], [-3.724300058615614e-05, 10158.434360508874, 5425.2733736978225, 0.9824704510722562], [-1.989590811035578e-05, 5425.273373697646, 2897.4539968269028, 0.5247642690171489], [-4.310849390923542e-09, 0.9824704510508064, 0.5247642690057425, 0.00010233800915595007]]}