This is pdfTeX, Version 3.1415926-2.5-1.40.14 (TeX Live 2013/Debian) (format=pdflatex 2014.9.16) 16 SEP 2014 13:42 entering extended mode restricted \write18 enabled. %&-line parsing enabled. **decision_tree.tex (./decision_tree.tex LaTeX2e <2011/06/27> Babel <3.9h> and hyphenation patterns for 2 languages loaded. ! Undefined control sequence. l.1 \section {Supervised learning} ? ! LaTeX Error: Missing \begin{document}. See the LaTeX manual or LaTeX Companion for explanation. Type H for immediate help. ... l.1 \section {S upervised learning} ? Missing character: There is no S in font nullfont! Missing character: There is no u in font nullfont! Missing character: There is no p in font nullfont! Missing character: There is no e in font nullfont! Missing character: There is no r in font nullfont! Missing character: There is no v in font nullfont! Missing character: There is no i in font nullfont! Missing character: There is no s in font nullfont! 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Missing character: There is no ! in font nullfont! Missing character: There is no ] in font nullfont! Overfull \hbox (20.0pt too wide) in paragraph at lines 5--6 [] [] ! Undefined control sequence. l.8 \includegraphics [width=0.9\columnwidth]{data_table} ? Missing character: There is no [ in font nullfont! Missing character: There is no w in font nullfont! Missing character: There is no i in font nullfont! Missing character: There is no d in font nullfont! Missing character: There is no t in font nullfont! Missing character: There is no h in font nullfont! Missing character: There is no = in font nullfont! Missing character: There is no 0 in font nullfont! Missing character: There is no . in font nullfont! Missing character: There is no 9 in font nullfont! ! Missing number, treated as zero. ] l.8 \includegraphics[width=0.9\columnwidth] {data_table} ? ! Illegal unit of measure (pt inserted). ] l.8 \includegraphics[width=0.9\columnwidth] {data_table} ? Missing character: There is no ] in font nullfont! Missing character: There is no d in font nullfont! Missing character: There is no a in font nullfont! Missing character: There is no t in font nullfont! Missing character: There is no a in font nullfont! ! Missing $ inserted. $ l.8 \includegraphics[width=0.9\columnwidth]{data_ table} ? LaTeX Font Info: External font `cmex10' loaded for size (Font) <7> on input line 8. LaTeX Font Info: External font `cmex10' loaded for size (Font) <5> on input line 8. ! Extra }, or forgotten $. l.8 ...graphics[width=0.9\columnwidth]{data_table} ? ! LaTeX Error: Command \end{center} invalid in math mode. See the LaTeX manual or LaTeX Companion for explanation. Type H for immediate help. ... l.11 \end{center} ? ! LaTeX Error: Something's wrong--perhaps a missing \item. See the LaTeX manual or LaTeX Companion for explanation. Type H for immediate help. ... l.11 \end{center} ? ! LaTeX Error: Something's wrong--perhaps a missing \item. See the LaTeX manual or LaTeX Companion for explanation. Type H for immediate help. ... l.11 \end{center} ? ! Missing $ inserted. $ l.11 \end{center} ? ! Missing } inserted. } l.11 \end{center} ? ! LaTeX Error: \caption outside float. See the LaTeX manual or LaTeX Companion for explanation. Type H for immediate help. ... l.12 \caption {Toy set of records (UCI)} \label{data_table} ? Missing character: There is no T in font nullfont! Missing character: There is no o in font nullfont! Missing character: There is no y in font nullfont! Missing character: There is no s in font nullfont! Missing character: There is no e in font nullfont! Missing character: There is no t in font nullfont! Missing character: There is no o in font nullfont! Missing character: There is no f in font nullfont! Missing character: There is no r in font nullfont! Missing character: There is no e in font nullfont! Missing character: There is no c in font nullfont! Missing character: There is no o in font nullfont! 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Missing character: There is no a in font nullfont! Missing character: There is no r in font nullfont! Missing character: There is no i in font nullfont! Missing character: There is no a in font nullfont! Missing character: There is no t in font nullfont! Missing character: There is no e in font nullfont! Missing character: There is no t in font nullfont! Missing character: There is no r in font nullfont! Missing character: There is no e in font nullfont! Missing character: There is no e in font nullfont! Missing character: There is no s in font nullfont! Missing character: There is no f in font nullfont! Missing character: There is no o in font nullfont! Missing character: There is no r in font nullfont! Missing character: There is no c in font nullfont! Missing character: There is no l in font nullfont! Missing character: There is no a in font nullfont! Missing character: There is no s in font nullfont! Missing character: There is no s in font nullfont! Missing character: There is no i in font nullfont! Missing character: There is no f in font nullfont! Missing character: There is no i in font nullfont! Missing character: There is no c in font nullfont! Missing character: There is no a in font nullfont! Missing character: There is no t in font nullfont! Missing character: There is no i in font nullfont! Missing character: There is no o in font nullfont! Missing character: There is no n in font nullfont! Overfull \hbox (20.0pt too wide) in paragraph at lines 19--20 [] [] ! LaTeX Error: Environment figure undefined. See the LaTeX manual or LaTeX Companion for explanation. Type H for immediate help. ... l.21 \begin{figure} [h!] ? Missing character: There is no [ in font nullfont! Missing character: There is no h in font nullfont! Missing character: There is no ! in font nullfont! Missing character: There is no ] in font nullfont! Overfull \hbox (20.0pt too wide) in paragraph at lines 21--22 [] [] ! Undefined control sequence. l.24 \includegraphics [width=0.99\columnwidth]{tree_1} ? Missing character: There is no [ in font nullfont! Missing character: There is no w in font nullfont! Missing character: There is no i in font nullfont! Missing character: There is no d in font nullfont! Missing character: There is no t in font nullfont! Missing character: There is no h in font nullfont! Missing character: There is no = in font nullfont! Missing character: There is no 0 in font nullfont! Missing character: There is no . in font nullfont! Missing character: There is no 9 in font nullfont! Missing character: There is no 9 in font nullfont! ! Missing number, treated as zero. ] l.24 \includegraphics[width=0.99\columnwidth] {tree_1} ? ! Illegal unit of measure (pt inserted). ] l.24 \includegraphics[width=0.99\columnwidth] {tree_1} ? ! Emergency stop. ] l.24 \includegraphics[width=0.99\columnwidth] {tree_1} End of file on the terminal! Here is how much of TeX's memory you used: 9 strings out of 495028 200 string characters out of 6181497 45944 words of memory out of 5000000 3319 multiletter control sequences out of 15000+600000 3640 words of font info for 14 fonts, out of 8000000 for 9000 14 hyphenation exceptions out of 8191 18i,2n,12p,87b,105s stack positions out of 5000i,500n,10000p,200000b,80000s ! ==> Fatal error occurred, no output PDF file produced!