{"coeffs": [-5.392856134356374e-07, 3.196359962371215e-05, 0.4913331167308204, 0.1685962324125533], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.699655764383592e-08, 6.105136511603703e-07, 0.006140932705503168, 0.0028537144004212303], "covariance": [[4.488538736123829e-15, -3.117728954913059e-14, -2.93792642759215e-10, -1.7031039172571037e-10], [-3.1177289549130634e-14, 3.7272691825316637e-13, 3.728487947974442e-09, 1.6520558268992694e-09], [-2.937926427592156e-10, 3.728487947974443e-09, 3.771105449351846e-05, 1.6346555654043863e-05], [-1.703103917257105e-10, 1.6520558268992682e-09, 1.6346555654043846e-05, 8.143685879171502e-06]]}