%======================= first page ====================
\begin{figure}[htb]        
\begin{picture}(410,230)
\put(0,0){\epsfig{file=pictures/screen_menu.eps,width=410pt, height=230pt}}
\end{picture}
\caption{ Example of the \CompHEP~ menu}
\label{screen_menu}
\end{figure}
\begin{figure}[htb] 
{\scriptsize
\begin{center}
\begin{verbatim}
******************************************************************
*                            M A I N  M E N U                    *
*    CompHEP numerical module    u  ,D   -> b  ,B  ,W+           *
****************************************************************** 
*     x: Exit   hN: Help (N-menu position)  m: MAIN menu         *
*                                                                *
*    1: Subprocess                        2: IN state            *
*    3: Model parameters                  4: QCD SCALE           *
*    5: Breit-Wigner                      6: Cuts                *
*    7: Kinematics                        8: Regularization      *
*    9: Vegas                            10: Simpson             *
*   11: Batch                            12: View result         *
 *****************************************************************
   Type number of menu position and press ENTER:_ 
\end{verbatim}
\end{center}
}
\caption{ Example of the \FORTRAN~  menu}
\label{screen_menu_f}
\vspace*{-5cm}
\end{figure}
\vspace*{-5cm}


%======================== second page ===================

\begin{figure}
\begin{picture}(410,230)
\put(0,0){\epsfig{file=pictures/table.eps,width=410pt, height=230pt}}
\end{picture}

\caption{ Example of the  \CompHEP~  tables}

\label{screen_table}

\end{figure}


\begin{figure}            
\begin{picture}(410,230)
\put(0,0){\epsfig{file=pictures/diagrams.eps,width=410pt, height=230pt}}
\end{picture}

\caption{ Example of the \CompHEP~ diagram images}

\label{screen_diag}

\end{figure}

%======================== third page ==================

\begin{figure} 
\begin{picture}(450,350)
\put(0,0){\epsfig{file=pictures/s_chain.eps,width=450pt, height=350pt}}
\end{picture}

\caption{ Menu scheme for the  symbolic session }

\label{s_chain}

\end{figure}

%======================== forth page ==================
\begin{figure}            
\begin{picture}(410,230)
\put(0,0){\epsfig{file=pictures/screen_ent.eps,width=410pt, height=230pt}}
\end{picture}

\caption{ Example of the  process input }

\label{screen_ent}

\end{figure}


\begin{figure}            
\begin{picture}(410,230)
\put(0,0){\epsfig{file=pictures/plot.eps,width=410pt, height=230pt}}
\end{picture}

\caption{ Example of the plot image }

\label{plot-image}

\end{figure}


%======================== fifth page ==================

\begin{figure}            

\begin{picture}(450,350)
\put(0,0){\epsfig{file=pictures/n_chain.eps,width=450pt, height=350pt}}
\end{picture}

\caption{ Menu scheme for the  numerical session }

\label{n_chain}

\end{figure}

%====================== sixth page ===================

\begin{figure}            
\begin{picture}(410,230)
\put(0,0){\epsfig{file=pictures/1-2.eps,width=410pt, height=230pt}}
\end{picture}

\caption{ Representation of results for  1-$>$2 processes   }

\label{results_1-2}

\end{figure}


\begin{figure}            
\begin{picture}(410,230)
\put(0,0){\epsfig{file=pictures/2-2.eps,width=410pt, height=230pt}}
\end{picture}

\caption{ Plot for a 2-$>$2 process}

\label{results_2-2}

\end{figure}





%===================== seventh page  ================

\begin{figure}
{\small
\begin{verbatim}
               e1          E2   !  E2          e1
             ==>==\     /==<====!==<==\     /==>==
               P1 |     |  P4   !  P4 |     |  P1
                  |     |       !     |     |
               E1 |  A  |  e2   !  e2 |  A  |  E1
             ==<==@-1---@==>====!==>==@---2-@==<==
               P2    P5    P3   !  P3   -P6    P2
\end{verbatim}
}
\caption{Example of  pseudo-graphic diagram  image  }

\label{pseudo}


\end{figure}





\begin{figure}
{\small
\begin{verbatim}
       e1    n1   !  n1    e1             e1    n1   !  n1    e1
     ==>==@==>====!==>===@==>==         ==>==@==>====!==>===@==>=
          |       !      |                   |       !      |
        W+|       !    W+|                 W+|       !    W+|
          |       !      |                   |       !      |
     -----@--<----!--<---@-----         -----@--<----!--<---@-----
     A       W-      W-       A         A      W-.f    W-.f      A
              a)                                    b)


       e1    n1   !  n1    e1               e1    n1   !  n1    e1
     ==>==@==>====!==>===@==>==           ==>==@==>====!==>===@==>==
          |       !      |                     |       !      |
        W+|       !    W+|                   W+|       !    W+|
          |       !      |                     |       !      |
     --<--@--<----!--<---@--<--           -->--@--<----!--<---@-->--
    A.C     W-.C    W-.C     A.C         A.c     W-.c    W-.c     A.c
                c)                                    d)
\end{verbatim}
}

\caption{Ghost diagrams}

\label{ghostDiagrams}
\end{figure}


\begin{figure}

{\scriptsize    %  letter  size control
 
\begin{picture}(80,80)(0,0)

\Text(10,70)[r]{$G_1$}
\Text(10,10)[r]{$G_2$}
\Text(70,70)[l]{$G_3$}
\Text(70,10)[l]{$G_4$}

\DashLine(10,70)(70,10){3.0} 
\DashLine(70,70)(10,10){3.0}
\Vertex(40,40){2} 
\end{picture} 
%
\begin{picture}(10,80)(0,0)
\Text(5,40)[]{=}
\end{picture}
%
\begin{picture}(80,80)(0,0)
\Text(10,70)[r]{$G_1$}
\Text(10,10)[r]{$G_2$}
\Text(70,70)[l]{$G_3$}
\Text(70,10)[l]{$G_4$}

\DashLine(10,70)(10,10){3.0} 
\DashLine(70,70)(70,10){3.0} 
\DashLine(10,40)(70,40){3.0} 

\Text(40,42.0)[b]{$G.t$}
\Vertex(10,40){2}
\Vertex(70,40){2}
\end{picture} 
%
\begin{picture}(10,80)(0,0)
\Text(5,40)[]{+}
\end{picture}
%
\begin{picture}(80,80)(0,0)

\Text(10,70)[r]{$G_1$}
\Text(10,10)[r]{$G_2$}
\Text(70,70)[l]{$G_3$}
\Text(70,10)[l]{$G_4$}

\DashLine(10,70)(70,70){3.0} 
\DashLine(10,10)(70,10){3.0} 
\DashLine(40,10)(40,70){3.0} 

\Text(38,40.0)[r]{$G.t$}
\Vertex(40,10){2}
\Vertex(40,70){2}
\end{picture} 
%
\begin{picture}(10,80)(0,0)
\Text(5,40)[]{+}
\end{picture}
%
\begin{picture}(80,80)(0,0)

\Text(10,70)[r]{$G_1$}
\Text(10,10)[r]{$G_2$}
\Text(70,70)[l]{$G_3$}
\Text(70,10)[l]{$G_4$}

\DashLine(10,70)(70,10){3.0} 
\DashLine(70,70)(10,10){3.0} 
\DashLine(55,55)(55,25){3.0} 
\Text(57,40.0)[l]{$G.t$}
\Vertex(55,55){2}
\Vertex(55,25){2}
\end{picture} 
}

\caption{ Splitting of four-gluon vertex}
\label{4Gsplitt}
\end{figure}




\begin{figure}[thb]
\input{pictures/t2_t1_diag.inc}
\caption{Example of process with the $1/t^2$ pole cancellation.}
\label{t^2_cancel}
\end{figure}

