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Table 1 The RMS errors and convergence rate of the velocity and pressure obtained in solving test problem 1 for different values of \(\Delta t\) with regular points

From: The meshless local Petrov–Galerkin method based on moving Kriging interpolation for solving the time fractional Navier–Stokes equations

\(\Delta t\) \(\Delta x =\Delta y = 1/10\) Convergence rate
u v p u v p
1/10 9.9638 × 10−5 9.9638 × 10−5 6.4379 × 10−4
1/12 8.1523 × 10−5 8.1523 × 10−5 5.9193 × 10−4 1.1006 1.1006 0.4606
1/15 6.3501 × 10−5 6.3501 × 10−5 5.3916 × 10−4 1.1196 1.1196 0.4185
1/17 5.5141 × 10−5 5.5141 × 10−5 5.1400 × 10−4 1.1278 1.1278 0.3818
1/20 4.5947 × 10−5 4.5947 × 10−5 4.8544 × 10−4 1.1224 1.1224 0.3518