{"coeffs": [-5.556142350406573e-07, 0.34651238253795263, 1.8512727697720273, 0.14815788443019115], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.868070174655991e-07, 117.78908753914426, 50.66626812034165, 0.00877179267360511], "covariance": [[2.3698107225375207e-13, -4.1744402115954594e-05, -1.7961029228458622e-05, -3.6010924270080946e-09], [-4.1744402115475356e-05, 13874.269143304191, 5967.933037800989, 0.9948036552833148], [-1.7961029228300145e-05, 5967.933037801022, 2567.0707252423485, 0.4279555112664299], [-3.6010924269972408e-09, 0.9948036552871564, 0.4279555112680447, 7.694434670871228e-05]]}