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|     62 the layout of the window, not its contents. |     62 the layout of the window, not its contents. | 
|     63  |     63  | 
|     64 \begin{center} |     64 \begin{center} | 
|     65 \includegraphics[width=\textwidth]{jedit.png} |     65 \includegraphics[width=\textwidth]{jedit.png} | 
|     66 \end{center} |     66 \end{center} | 
|     67 The upper part of the window shows the input typed by the user, i.e.\ the |     67 The upper part of the window shows the input typed by the user, i.e., the | 
|     68 gradually growing Isabelle text of definitions, theorems, proofs, etc.  The |     68 gradually growing Isabelle text of definitions, theorems, proofs, etc.  The | 
|     69 interface processes the user input automatically while it is typed, just like |     69 interface processes the user input automatically while it is typed, just like | 
|     70 modern Java IDEs.  Isabelle's response to the user input is shown in the |     70 modern Java IDEs.  Isabelle's response to the user input is shown in the | 
|     71 lower part of the window. You can examine the response to any input phrase |     71 lower part of the window. You can examine the response to any input phrase | 
|     72 by clicking on that phrase or by hovering over underlined text. |     72 by clicking on that phrase or by hovering over underlined text. |