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\begin{document}
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{\newpage
\clearpage
\samepage \begin{equation}x = x*x - y*y +c1 \nonumber \\ 
  y = 2*x*y + c2
\end{equation}
}

{\newpage
\clearpage
\samepage \begin{table}% latex2html id marker 75
\caption[ctab]
{List of commands of the simple calculator  implemented 
by the program in Appendix 1;x0 and y0 represent the values of x and y 
computed in the previous iteration; c represents a real constant. This
is generated with each command but used only by the commands with "yes"
in the third column.
}\label{ctab1}
\vspace{5mm}
{\small
\begin{tabular}[b]{|r|l|c|}
\hline
opcode &operation&constant used?\\  
\hline
1&Add x0 to accumulator&no\\ 

2&Add y0 to accumulator&no\\ 

3&Add c to accumulator&yes\\     

4&Subtract x0 to accumulator&no\\ 

5&Subtract y0 to accumulator&no\\ 

6&Subtract c to accumulator&yes\\ 

7&Multiply x0 to accumulator&no\\ 

8&Multiply y0 to accumulator&no\\ 

9&Multiply c to accumulator&yes\\ 

10&Divide x0 by accumulator&no\\ 

11&Divide y0 by accumulator&no\\ 

12&Divide c by accumulator&yes\\ 

13&Set accumulator to x0&no\\ 

14&Set accumulator to y0&no\\ 

15&Set accumulator to c &yes\\ 

16&Push accumulator value in stack;&no\\ 

&Set accumulator to x0 &\\ 

17&Push accumulator value in stack;&no\\ 

&Set accumulator to y0 &\\ 

18&Push accumulator value in stack;&yes\\ 

&Set accumulator to c &\\ 

19&Add stack to accumulator &no\\ 

20&Subtract stack to accumulator &no\\ 

21&Multiply stack to accumulator &no\\ 

22&Divide stack by  accumulator &no\\ 
\hline
\end{tabular}
}
\normalsize
\end{table}
}

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