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Table 5 L ω α , β 2 (−1,1) errors for Example 4.3

From: Retracted Article: Jacobi spectral solution for integral algebraic equations of index 1

N

∥ x ˆ 1 − u ˆ ∥ L ω α , β 2 ( − 1 , 1 )

∥ x ˆ 2 − v ˆ ∥ L ω α , β 2 ( − 1 , 1 )

∥ x ˆ 3 − w ˆ ∥ L ω α , β 2 ( − 1 , 1 )

4

1.78 × 10−4

1.06 × 10−4

2.17 × 10−3

8

5.90 × 10−6

3.41 × 10−6

2.83 × 10−4

16

1.83 × 10−7

1.07 × 10−7

3.56 × 10−5

32

5.99 × 10−9

3.34 × 10−9

4.35 × 10−6