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Table 3 Numerical results for Example 4.2.

From: Split proximal linearized algorithm and convergence theorems for the split DC program

Algorithm 3.1

\(x_{1}=(123,456,789)\), and \(r_{n}=0.05\) for all \(n\in\mathbb {N}\)

ε = 10−12

Iteration

Approximate solution

\(\beta_{n}=0.1\)

99

(0.99999999999927, 1.99999999999990, 3.00000000000052)

\(\beta_{n}=1\)

39

(1.00000000000036, 2.00000000000048, 3.00000000000059)

\(\beta_{n}=10\)

15

(1.00000000000018, 2.00000000000024, 3.00000000000030)

\(\beta_{n}=20\)

12

(0.99999999999973, 1.99999999999964, 2.99999999999955)

\(\beta_{n}=30\)

11

(1.00000000000013, 2.00000000000017, 3.00000000000021)

\(\beta_{n}=40\)

10

(0.99999999999963, 1.99999999999952, 2.99999999999940)

\(\beta_{n}=50\)

10

(0.99999999999995, 1.99999999999993, 2.99999999999992)

\(\beta_{n}=100\)

9

(1.00000000000001, 2.00000000000002, 3.00000000000002)

\(\beta_{n}=700\)

7

(1, 2, 3)