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Theory and Modern Applications

Table 1 Functional value of \(J(\phi ^{\delta }_{n},f^{\delta }_{n})\), errors \(\operatorname{err}(\phi ^{\delta }_{n},\phi ^{*})\) and \(\operatorname{err}(f^{\delta }_{n},f^{*})\) by the primary iteration scheme; “\(J^{1}\)”, “err1” represent the results of the alternate iteration scheme

From: Simultaneous identification of initial field and spatial heat source for heat conduction process by optimizations

n

\(J(\phi ^{\delta }_{n},f^{\delta }_{n})\)

\(J^{1}(\phi ^{\delta }_{n},f^{\delta }_{n})\)

\(\operatorname{err}(\phi ^{\delta }_{n},\phi ^{*})\)

\(\operatorname{err}^{1}(\phi ^{\delta }_{n},\phi ^{*})\)

\(\operatorname{err}(f^{\delta }_{n},f^{*})\)

\(\operatorname{err}^{1}(f^{\delta }_{n},f^{*})\)

85

5.3832E−01

1.5323E−02

1.0866

5.3221E−01

1.4455

1.0483

87

5.2923E−01

1.3229E−02

1.0254

3.1208E−01

1.2833

8.0214E−01

89

5.0202E−01

1.2026E−02

1.0086

1.9327E−01

1.2312

5.0118E−01

91

4.8282E−01

1.1224E−02

9.7452E−01

8.0323E−02

1.1955

2.0543E−01

93

4.6211E−01

1.0981E−02

9.4924E−01

3.8345E−02

1.1523

1.0214E−01

95

4.5886E−01

1.0735E−02

9.3229E−01

1.4148E−02

1.1101

5.1183E−02

97

4.4553E−01

1.0498E−02

9.1223E−01

5.8643E−03

1.0775

2.9752E−02

99

4.2814E−01

8.2701E−03

8.8426E−01

4.8327E−03

1.0291

2.7538E−02

100

4.0755E−01

7.5523E−03

8.7208E−01

4.0462E−03

9.8123E−01

2.5147E−02

101

3.9613E−01

6.1331E−03

8.6562E−01

7.2483E−03

9.7994E−01

4.1346E−02