{"coeffs": [-2.9619408851287684e-06, 4.796037059947521e-05, 0.41458116049019605, 0.17839380878862587], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.132528285703428e-07, 1.482947462929421e-06, 0.008934857265916165, 0.00800894323357884], "covariance": [[2.634284660354576e-13, -6.129610339369081e-13, -2.7180425383400297e-09, -3.81091199169422e-09], [-6.129610339369061e-13, 2.199133177808806e-12, 1.257217645718087e-08, 1.126198581600427e-08], [-2.7180425383400148e-09, 1.2572176457180852e-08, 7.983167436229489e-05, 5.902530478574797e-05], [-3.8109119916942135e-09, 1.1261985816004281e-08, 5.902530478574813e-05, 6.414317171868827e-05]]}