{"coeffs": [-1.5720254298226373e-06, 0.0007178018128948465, 1.0003870677027646, 0.1597451232854996], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0012470158105221e-07, 0.0003336512515103088, 0.09139133745076629, 0.004790276412823642], "covariance": [[4.00498961829052e-14, -5.0679044549150724e-11, -1.4163451714346453e-08, -8.338517933208457e-10], [-5.06790445491501e-11, 1.1132315763439534e-07, 3.0475134017260643e-05, 1.5403203578657597e-06], [-1.4163451714346542e-08, 3.0475134017260643e-05, 0.008352376561039838, 0.0004255881257601909], [-8.338517933208422e-10, 1.540320357865759e-06, 0.00042558812576019085, 2.294674811125454e-05]]}