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Table 2 Example 2 : Numerical results for \(\pmb{p=1}\)

From: Wavelet multilevel augmentation method for linear boundary value problems

n \(\boldsymbol {\dim S_{n}}\) \(\boldsymbol {\|u-u_{n}\|}\) \(\boldsymbol {\|u-u_{1,n-1}\|}\) \(\boldsymbol {\|u-u_{2,n-2}\|}\) \(\boldsymbol {\|u-u_{3,n-3}\|}\)
2 3 1.6427    
3 7 0.6045 0.6458   
4 15 0.2424 0.2488 0.2494  
5 31 0.1124 0.1162 0.1162 0.1170
6 63 0.0589 0.0607 0.0607 0.0606
7 127 0.0309 0.0325 0.0325 0.0325
8 255 0.0154 0.0161 0.0161 0.0161
9 511 0.0085 0.0087 0.0087 0.0087
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