{"coeffs": [-4.061389024435976e-06, 4.292619904823738e-05, 0.3865751994663245, 0.21112763987833447], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.101422519296982e-07, 1.7241611078254084e-06, 0.01128278446142679, 0.013066407686299386], "covariance": [[6.563304683617227e-13, -1.1956679091610092e-12, -5.281517374695301e-09, -1.0083426086183707e-08], [-1.1956679091610092e-12, 2.9727315257377394e-12, 1.7752807946650472e-08, 2.1643964887040305e-08], [-5.281517374695301e-09, 1.7752807946650472e-08, 0.0001273012252030138, 0.00011509900164453803], [-1.0083426086183705e-08, 2.1643964887040305e-08, 0.00011509900164453803, 0.00017073100982458367]]}