{"coeffs": [7.60370542223182e-10, 4.782022148040245e-06, 0.569377443185349, 0.04057354477537393], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.687553026744112e-08, 1.921671643254447e-06, 0.03552171545961525, 0.011916920318040336], "covariance": [[2.1973153378537888e-15, -2.2896164997835285e-14, -3.842286525347622e-10, -1.960983607096958e-10], [-2.2896164997835247e-14, 3.692821904488246e-12, 6.779106274948915e-08, 2.1132293488333424e-08], [-3.8422865253476203e-10, 6.779106274948915e-08, 0.0012617922691938689, 0.0003933311292818476], [-1.9609836070969582e-10, 2.1132293488333428e-08, 0.0003933311292818476, 0.0001420129898665226]]}