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Theory and Modern Applications

Table 1 The observed maximum absolute error for different values of m for Example 1

From: The application of block pulse functions for solving higher-order differential equations with multi-point boundary conditions

\(\boldsymbol {y^{(j)}}\)

m  = 6

m  = 10

m  = 16

m  = 32

y

1.8 × 10−4

7.1 × 10−5

2.8 × 10−5

7.1 × 10−6

\(y^{(1)}\)

5.7 × 10−4

2.2 × 10−4

8.7 × 10−5

2.3 × 10−5

\(y^{(2)}\)

1.8 × 10−3

6.8 × 10−4

2.7 × 10−4

6.8 × 10−5

\(y^{(3)}\)

5.8 × 10−3

2.3 × 10−3

9.3 × 10−4

2.4 × 10−4

\(y^{(4)}\)

2.6 × 10−2

8.8 × 10−3

3.3 × 10−3

7.5 × 10−4

\(y^{(5)}\)

3.5 × 10−1

1.2 × 10−1

4.9 × 10−2

1.2 × 10−2

\(y^{(6)}\)

7.2

4.3

2.7

1.3