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Boundary Value Problems

Table 3 The condition number for the matrices of the two algorithms

From: Enhanced algorithms for solving the spectral discretization of the vorticity–velocity–pressure formulation of the Navier–Stokes problem

N

5

7

12

20

κ(Ã)

50.21

501.36

1.708 × 105

5.708 × 107

κ(G)

11.12

27.08

67.05

91.38

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