An Adaptive Finite Element Method for Stationary Incompressible Thermal Flow Based on Projection Error Estimation

Table 3

Uniform meshes for 𝜈=1.0,𝜆=1.0,𝑎=50.

𝑁	𝑒0(𝑝)	𝑒1(𝑢)	𝑒1(𝑇)	err	𝜂
128	0.0404411	0.0127525	2.11996	2.12038	2.84188
288	0.0179432	0.00576368	1.55127	1.55139	2.70273
512	0.0100887	0.00326323	1.12379	1.12384	2.46931
1152	0.00448294	0.00145758	0.631091	0.631109	1.99439
1800	0.00286897	0.000934275	0.437859	0.43787	1.7078
2592	0.00199231	0.000649354	0.31882	0.318827	1.48158
4608	0.00112066	0.000365579	0.188543	0.188546	1.15963
7200	0.000717221	0.000234067	0.123639	0.123641	0.947138
8712	0.000592744	0.000193468	0.102968	0.10297	0.866675