{"coeffs": [3.405497935930299e-07, 1.3523691362673969, 1.8531034113995135, 0.1276342680303147], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.0093286348886065e-06, 4301.864511239729, 407.86281145304343, 0.017712217443404878], "covariance": [[1.0187442932060979e-12, -0.002873161280185445, -0.00027243200707789027, -1.4049952871156875e-08], [-0.0028731612807321957, 18506038.273063835, 1754570.5415204987, 73.07355714757955], [-0.0002724320071291479, 1754570.541520445, 166352.07296638086, 6.928399798888792], [-1.4049952872621122e-08, 73.07355714206456, 6.928399798367607, 0.00031372264676245604]]}