{"coeffs": [-1.4650885327545025e-06, 0.2821562978041292, 2.313290290199116, 0.2030479753342494], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.2274495067935482e-06, 209.41398081777993, 151.37904588616894, 0.02825378581363431], "covariance": [[1.5066322917277249e-12, -0.00021630010856232422, -0.00015638745932337466, -3.2165465315215016e-08], [-0.0002163001086276222, 43854.2153619495, 31700.88657910433, 5.755015864781416], [-0.00015638745936987817, 31700.886579098184, 22915.61553340684, 4.16048229261333], [-3.216546532007092e-08, 5.755015864036648, 4.160482292075924, 0.0007982764128027233]]}