This is e-TeX, Version 3.141592-2.2 (MiKTeX 2.4) (preloaded format=latex 2008.5.22) 21 OCT 2009 10:23 entering extended mode **dominio9.tex (dominio9.tex LaTeX2e <2003/12/01> Babel and hyphenation patterns for english, french, german, ngerman, du mylang, nohyphenation, loaded. ! LaTeX Error: Missing \begin{document}. See the LaTeX manual or LaTeX Companion for explanation. Type H for immediate help. ... l.1 ( \textbf{IV-IV bis}) \textsl{Date le funzioni You're in trouble here. Try typing to proceed. If that doesn't work, type X to quit. Missing character: There is no ( in font nullfont! Missing character: There is no ) in font nullfont! Overfull \hbox (36.8888pt too wide) in paragraph at lines 1--4 [][]\OT1/cmr/bx/n/10 IV- [] Overfull \hbox (13.05548pt too wide) in paragraph at lines 1--4 \OT1/cmr/bx/n/10 IV [] Overfull \hbox (14.11935pt too wide) in paragraph at lines 1--4 \OT1/cmr/bx/n/10 bis [] Overfull \hbox (20.97226pt too wide) in paragraph at lines 1--4 \OT1/cmr/m/sl/10 Date [] Overfull \hbox (7.22223pt too wide) in paragraph at lines 1--4 \OT1/cmr/m/sl/10 le [] Overfull \hbox (17.50005pt too wide) in paragraph at lines 1--4 \OT1/cmr/m/sl/10 fun- [] Overfull \hbox (20.5556pt too wide) in paragraph at lines 1--4 \OT1/cmr/m/sl/10 zioni [] LaTeX Font Info: External font `cmex10' loaded for size (Font) <7> on input line 4. LaTeX Font Info: External font `cmex10' loaded for size (Font) <5> on input line 4. Overfull \hbox (128.5838pt too wide) detected at line 4 \OML/cmm/m/it/10 f\OT1/cmr/m/n/10 (\OML/cmm/m/it/10 x\OT1/cmr/m/n/10 ) = [] \OM L/cmm/m/it/10 g\OT1/cmr/m/n/10 (\OML/cmm/m/it/10 x\OT1/cmr/m/n/10 ) = [] \OML/c mm/m/it/10 ; [] ! Missing $ inserted. $ l.4 dominio di definizione.}\ni I've inserted a begin-math/end-math symbol since I think you left one out. Proceed, with fingers crossed. ) ! Emergency stop. <*> dominio9.tex *** (job aborted, no legal \end found) Here is how much of TeX's memory you used: 13 strings out of 95898 130 string characters out of 1195288 44800 words of memory out of 1048577 3147 multiletter control sequences out of 35000 4301 words of font info for 16 fonts, out of 500000 for 1000 14 hyphenation exceptions out of 607 19i,1n,13p,81b,110s stack positions out of 1500i,500n,5000p,200000b,32768s No pages of output.