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| 2 | \usepackage{graphicx} | |
| 3 | \usepackage{psfrag} | |
| 4 | \usepackage{amsmath} | |
| 5 | + | \usepackage{subfigure} |
| 6 | ||
| 7 | %\usepackage{makeidx} % Uncomment this line and the next if you want | |
| 8 | %\makeindex % to generate an index for your document | |
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| + | Added lines |
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| > | Changed lines |