{"coeffs": [-8.546644656613792e-07, 5.902741430477601e-05, 0.4279400915366994, 0.11730459488378153], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.046859606688324e-07, 1.7968140272790822e-06, 0.007775357436425935, 0.004710453890839362], "covariance": [[9.283353462868926e-14, -3.214332932640446e-13, -1.0391195026093237e-09, -1.0973460973052384e-09], [-3.2143329326404437e-13, 3.2285406486268744e-12, 1.3545002826141828e-08, 7.673077865037888e-09], [-1.0391195026093233e-09, 1.3545002826141828e-08, 6.045618326418409e-05, 3.088890679843668e-05], [-1.0973460973052384e-09, 7.67307786503789e-09, 3.0888906798436686e-05, 2.218837585772369e-05]]}