This is pdfTeXk, Version 3.141592-1.40.3 (Web2C 7.5.6) (format=latex 2010.7.6)  9 FEB 2011 01:26
entering extended mode
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**\documentclass{article}

*\begin{document}
(/usr/share/texmf-texlive/tex/latex/base/article.cls
Document Class: article 2005/09/16 v1.4f Standard LaTeX document class
(/usr/share/texmf-texlive/tex/latex/base/size10.clo
File: size10.clo 2005/09/16 v1.4f Standard LaTeX file (size option)
)
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\c@figure=\count85
\c@table=\count86
\abovecaptionskip=\skip41
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No file texput.aux.
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LaTeX Font Info:    Checking defaults for OML/cmm/m/it on input line 0.
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*$3 \divides 4$
LaTeX Font Info:    External font `cmex10' loaded for size
(Font)              <7> on input line 0.
LaTeX Font Info:    External font `cmex10' loaded for size
(Font)              <5> on input line 0.
! Undefined control sequence.
<*> $3 \divides
                4$
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Type <return> to proceed, S to scroll future error messages,
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Here is how much of TeX's memory you used:
 194 strings out of 94075
 2067 string characters out of 1165177
 47718 words of memory out of 1500000
 3575 multiletter control sequences out of 10000+50000
 3640 words of font info for 14 fonts, out of 1200000 for 2000
 645 hyphenation exceptions out of 8191
 22i,1n,17p,127b,54s stack positions out of 5000i,500n,6000p,200000b,5000s
No pages of output.