{"coeffs": [-0.34827060183295455, 0.117161423247847, -3013.511752658631, 5279.750138513529], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [2.4820319313238777, 3.3539186198089244, 48041.45465414835, 79335.07008960457], "covariance": [[20912931904367.316, -19845751460662.797, 5.173555848615476e+16, -5.3254594923572646e+17], [-19845751460662.797, 38186093860836.555, 3.3710653021828224e+17, 8.940256720814237e+17], [5.173555848615479e+16, 3.3710653021828224e+17, 7.834882586751253e+21, 6.438405654848488e+21], [-5.3254594923572646e+17, 8.940256720814237e+17, 6.438405654848488e+21, 2.1366363569185473e+22]]}