{"coeffs": [5.5990033602233716e-08, 0.19283949245097817, 1.2891874798435858, 0.06784368965199132], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [5.999272103765299e-08, 635.9283729998729, 224.73215886003905, 0.0076862557827099744], "covariance": [[3.599126577501651e-15, -1.5760200999119097e-05, -5.570104436407584e-06, -2.4213063300158267e-10], [-1.5760201001486856e-05, 404404.8955862654, 142913.55544942134, 4.67657473726994], [-5.570104437149662e-06, 142913.55544942027, 50504.54322589383, 1.6527147665439113], [-2.4213063301481855e-10, 4.676574737156664, 1.6527147665034392, 5.907852795724252e-05]]}