{"coeffs": [-4.1818243531489926e-07, 0.37865023730264, 1.8897102887521842, 0.1534566219334103], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.625598951045131e-07, 142.78505358366482, 58.23377987146309, 0.010557172632953844], "covariance": [[4.389856146009034e-13, -7.025699518600958e-05, -2.8661642290336286e-05, -5.9825076087527925e-09], [-7.025699517816138e-05, 20387.57152689003, 8314.912712546644, 1.452850996292928], [-2.86616422871141e-05, 8314.91271254718, 3391.17311811802, 0.5925995553236236], [-5.982507608409159e-09, 1.452850996357866, 0.5925995553500444, 0.00011145389400198959]]}