Table 2 Error \(|R_{W}(\varphi )|\) of the optimal quadrature formula in \(W_{2}^{(2,1)}\) space
N | \(|R_{W}(\varphi _{1})|\) | \(|R_{W}(\varphi _{2})|\) | \(|R_{W}(\varphi _{3})|\) |
|---|---|---|---|
10 | 3.60277⋅10−4 | 1.97605⋅10−3 | 7.06542⋅10−4 |
100 | 3.96087⋅10−6 | 2.17169⋅10−5 | 7.75977⋅10−6 |
1000 | 3.996868⋅10−8 | 2.191418⋅10−7 | 7.830202⋅10−8 |