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Table 2 Summary Results for Example 5 on Theorems 6 and 7

From: On solution and perturbation estimates for the nonlinear matrix equation  \(X-A^{*}e^{X}A=I\)

h

8

12

14

\(\theta\)

0.941753527133053

0.941753527161009

0.941753527161012

\(\theta _{1}\)

1.058246472866947

1.058246472838991

1.058246472838988

\(\triangle A\)

3.803542495682596 \(\times 10^{-9}\)

3.803542495682596 \(\times 10^{-13}\)

3.803542495682595 \(\times 10^{-15}\)

\(\triangle I\)

4.757828150777915 \(\times 10^{-9}\)

4.757828150777916 \(\times 10^{-13}\)

4.757828150777915 \(\times 10^{-15}\)

RE

4.149368237008739 \(\times 10^{-9}\)

4.148922653233927 \(\times 10^{-13}\)

4.298515873338060 \(\times 10^{-15}\)

C1

4.388248825247514 \(\times 10^{-9}\)

4.386793311723082 \(\times 10^{-13}\)

4.370373519357924 \(\times 10^{-15}\)

C2

3.918479562381102\(\times 10^{-9}\)

3.917179864079730 \(\times 10^{-13}\)

3.902517837525337 \(\times 10^{-15}\)

C3

6.186428071767561\(\times 10^{-8}\)

6.186428071583923 \(\times 10^{-12}\)

6.186428071583904 \(\times 10^{-14}\)