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Table 4 Coordinates of stencil points in Fig. 8

From: Accuracy analysis of gradient reconstruction on isotropic unstructured meshes and its effects on inviscid flow simulation

point

x

y

0

x 0

y 0

1

x0 − R sin hθ

\( {y}_0-\Gamma \frac{h_r}{2}\left(r+{r}^2\right) \)

2

x0 + R sin hθ

\( {y}_0-\Gamma \frac{h_r}{2}\left(r+{r}^2\right) \)

3

x 0

\( {y}_0+\frac{h_r}{2}\left(r+{r}^2\right) \)

4

x 0

\( {y}_0-\frac{h_r}{2}\left(1+r\right) \)

f 1

\( {x}_0-R\tan \frac{h_{\theta }}{2} \)

y 0

f 2

\( {x}_0+R\tan \frac{h_{\theta }}{2} \)

y 0