{"coeffs": [-6.970987967278948e-06, 0.00022360180375752134, 0.7097828166035781, 0.2334808098122256], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4241652877387796e-06, 3.179469955418455e-05, 0.056029367922587295, 0.016140738093345573], "covariance": [[2.0282467668000808e-12, -3.979545488737874e-11, -7.032085748742943e-08, -2.194732430163653e-08], [-3.979545488737934e-11, 1.0109029197408636e-09, 1.7804105667941797e-06, 4.996136879733577e-07], [-7.032085748743049e-08, 1.7804105667941795e-06, 0.003139290069804654, 0.0008835404240827495], [-2.1947324301636726e-08, 4.996136879733544e-07, 0.0008835404240827439, 0.00026052342619797684]]}