Journal of Inequalities and Applications

Table 2 Numerical results with different dimensions of Problem 2

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

Dimension	Method	Iter.	Fn	CPU
1,000	Algorithm 2.1	10	59	0.05
	Algorithm 2.2	8	52	0.05
	CGD	12	59	0.06
5,000	Algorithm 2.1	10	59	0.17
	Algorithm 2.2	8	52	0.16
	CGD	12	59	0.22
50,000	Algorithm 2.1	11	64	1.58
	Algorithm 2.2	10	63	1.47
	CGD	12	59	1.55
100,000	Algorithm 2.1	12	69	3.50
	Algorithm 2.2	10	63	3.19
	CGD	13	69	3.88

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