This is TeX, WAITS Version 1.1 (preloaded format=lplain 84.4.1)  15 AUG 1984 13:14
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LaTeX Version 2.02S - Release 12 Jan 84 - Stanford release 6 Feb 84
(BOO.PLO[B2,JMC]
Page Layout 'boo' -- version of 4 July 1984.
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Document Style 'boo' - 7 Jun 1984
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*Here is a test of spacing\hfil\break

*This is not in math mode: /balanced/[/x/] is true $\ldots$\hfil\break

*This is in math mode: $/balanced/[/x/]$ is true $\ldots$\hfil\break

*\end{document}

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Output written on RTCTST.DVI[B2,JMC] (1 page, 600 bytes).