Table 4.

Testing error for all HNN models.

Model	Testing RMSE	Testing MAE	Testing MAPE	Accuracy (%)
HNN-HORNSAT	3.6140	0.4670	1.4583	53.30
HNN-2SAT	2.9210	0.3709	0.9649	63.30
HNN-3SAT	1.1430	0.1451	0.2941	85.00
HNN-MFTHORNSAT	3.3560	0.4333	1.2745	56.70