{"coeffs": [-3.564021720495137e-08, 0.2776074048056146, 1.3428072283918278, 0.07034379162336801], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.228787952962275e-08, 527.4398858724079, 134.02295337019356, 0.003028468650167912], "covariance": [[4.967495739269768e-16, -4.97729550226373e-06, -1.2648245150816216e-06, -3.628153633010963e-11], [-4.977295500705283e-06, 278192.8332090987, 70689.05106516901, 1.527541763897066], [-1.264824514567483e-06, 70689.05106517096, 17962.152030069075, 0.38815783900937584], [-3.628153632225045e-11, 1.5275417640840196, 0.388157839057059, 9.171622365049856e-06]]}