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Journal of Inequalities and Applications

Table 1 Numerical results with different dimensions of Problem 1

From: Two spectral gradient projection methods for constrained equations and their linear convergence rate

Dimension

Method

Iter.

Fn

CPU

1,000

Algorithm 2.1

1

5

0.02

Algorithm 2.2

1

5

0.02

CGD

11

51

0.03

5,000

Algorithm 2.1

1

5

0.03

Algorithm 2.2

1

5

0.03

CGD

12

56

0.16

50,000

Algorithm 2.1

1

5

0.14

Algorithm 2.2

1

5

0.11

CGD

13

60

1.33

100,000

Algorithm 2.1

1

5

0.25

Algorithm 2.2

1

5

0.25

CGD

13

60

2.86

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