Table 2 Error of u in example ( 53 )
From: Numerical solution to Bitsadze-Samarskii type elliptic overdetermined multipoint NBVP
Difference scheme | N = M = 20 | N = M = 40 | N = M = 80 | N = M = 160 |
|---|---|---|---|---|
First order of the ADS | 3.78 × 10−3 | 1.78 × 10−3 | 8.63 × 10−4 | 4.24 × 10−4 |
Second order of the ADS | 3.88 × 10−4 | 9.74 × 10−5 | 2.44 × 10−5 | 6.10 × 10−6 |