This is pdfTeX, Version 3.141592-1.40.4 (MiKTeX 2.7) (preloaded format=latex 2008.4.8) 15 OCT 2012 10:29 entering extended mode **2.1.beilinson-kato.tex (2.1.beilinson-kato.tex LaTeX2e <2005/12/01> Babel and hyphenation patterns for english, dumylang, nohyphenation, ge rman, ngerman, french, loaded. ! Undefined control sequence. l.7 \subsection {Beilinson-Kato elements} ? x Here is how much of TeX's memory you used: 6 strings out of 95341 141 string characters out of 1184310 44877 words of memory out of 1500000 3290 multiletter control sequences out of 110000 3640 words of font info for 14 fonts, out of 1200000 for 2000 14 hyphenation exceptions out of 8191 5i,0n,1p,68b,8s stack positions out of 5000i,500n,10000p,200000b,5000s No pages of output.