{"coeffs": [-6.01931181017535e-07, 1.0695223940817438e-05, 0.4846416043343996, 0.21743421193292772], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.318151210352625e-08, 4.773993644224289e-07, 0.01664655049773521, 0.008893964614345504], "covariance": [[5.355533713758559e-15, -2.964608216302619e-14, -9.747768274170634e-10, -6.140745702746458e-10], [-2.96460821630264e-14, 2.279101531509391e-13, 7.905944757369663e-09, 4.0930667200843055e-09], [-9.747768274170718e-10, 7.905944757369671e-09, 0.0002771076434736484, 0.00013965263457249206], [-6.140745702746479e-10, 4.093066720084294e-09, 0.0001396526345724915, 7.910260656122998e-05]]}