{"coeffs": [1.883950006948136e-08, 1.1509541540629058, 1.8813100689694906, 0.12855075963170437], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [5.837551561486127e-07, 3342.2137292081156, 374.7772045258046, 0.014009892201830573], "covariance": [[3.407700823300912e-13, -0.0012976678666287184, -0.00014552508574155966, -6.452054803632026e-09], [-0.0012976678663829185, 11170392.611707218, 1252585.5115617772, 44.91476214644559], [-0.00014552508571632328, 1252585.5115618065, 140457.95303217677, 5.0366453387501045], [-6.452054802999824e-09, 44.91476214942622, 5.036645339082018, 0.0001962770795069131]]}