{"coeffs": [-3.475453230465393e-09, 1.2105347216441214e-05, 0.6128642504759593, 0.08308742902980891], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.096880034065012e-08, 2.61930581446049e-06, 0.032135297219191006, 0.006809546543016411], "covariance": [[9.59066594539051e-16, -3.5646084375607105e-14, -4.432135197152178e-10, -1.2112031804867953e-10], [-3.5646084375607067e-14, 6.860762949666532e-12, 8.394440541645143e-08, 1.6697495117217994e-08], [-4.432135197152164e-10, 8.394440541645144e-08, 0.0010326773273657453, 0.00020843545534323692], [-1.211203180486793e-10, 1.669749511721801e-08, 0.00020843545534323705, 4.636992412150676e-05]]}