Table 4 Linear, quadratic and cubic correlation coefficient (R).

Thermodynamical properties		DM	P	SEZ_PE	Z_pVE	E	CV	S	C
Topological indices		DM	P	SEZ_PE	Z_pVE	E	CV	S	C
Linear	w	-	0.883	0.718	0.842	0.857	0.987	0.986	0.851
	H	0.759	0.792	0.879	-	0.705	0.958	0.881	0.875
	S	–	0.877	0.744	0.825	0.840	0.9890	0.979	0.858
	G	–	0.869	0.768	0.807	0.822	0.9892	0.970	0.862
	H_A	0.779	0.761	0.896	–	–	0.937	0.849	0.866
	H_M	0.811	-	0.913	–	–	0.893	0.781	0.846
Quadratic	w	0.811	0.885	0.919	0.877	0.887	0.995	0.988	0.8840
	H	0.791	0.867	0.896	0.801	0.816	0.984	0.966	0.877
	S	0.823	0.883	0.922	0.875	0.885	0.993	0.986	0.8836
	G	0.833	0.883	0.924	0.873	0.883	0.990	0.984	0.882
	H_A	0.804	0.855	0.904	0.768	0.784	0.971	0.947	0.868
	H_M	0.825	0.812	0.913			0.932	0.885	0.847
Cubic	w	0.813	0.885	0.9274	0.905	0.914	1	0.991	0.915
	H	0.820	0.912	0.924	0.959	0.963	0.998	0.992	0.882
	S	0.831	0.884	0.9274	0.899	0.907	1	0.989	0.928
	G	0.848	0.884	0.9273	0.893	0.902	0.999	0.988	0.940
	H_A	0.829	0.921	0.926	0.966	0.970	0.997	0.991	0.880
	H_M	0.860	0.958	0.925	0.992	0.994	0.988	0.980	0.860

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