{"coeffs": [-1.951594132597249e-06, 0.00013255190996265838, 0.507934746058912, 0.14140956819693204], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.615523567731417e-07, 4.392159950407162e-06, 0.009295650719046696, 0.004748864068001017], "covariance": [[3.153410493974699e-13, -1.7506762714357973e-12, -3.3112543598933463e-09, -2.2829290967875835e-09], [-1.7506762714357973e-12, 1.9291069029960645e-11, 4.040671336946512e-08, 1.953944835493297e-08], [-3.311254359893347e-09, 4.040671336946512e-08, 8.640912229051337e-05, 4.016505753028226e-05], [-2.282929096787584e-09, 1.953944835493297e-08, 4.0165057530282254e-05, 2.2551709936351173e-05]]}