LIB "latex.lib";
ring r;
poly f = x+y+z;
opentex("exp001");              // defaulted latex2e document
texobj("exp001","A polynom",f);
closetex("exp001");
tex("exp001");
→ calling  latex2e  for : exp001.tex 
→ 
→ This is TeX, Version 3.14159 (Web2C 7.3.1)
→ (exp001.tex
→ LaTeX2e <1998/12/01> patch level 1
→ Babel <v3.6x> and hyphenation patterns for american, french, german, nger\
   man, i
→ talian, nohyphenation, loaded.
→ (/usr/share/texmf/tex/latex/base/article.cls
→ Document Class: article 1999/01/07 v1.4a Standard LaTeX document class
→ (/usr/share/texmf/tex/latex/base/size10.clo))
→ (/usr/share/texmf/tex/latex/amslatex/amsmath.sty
→ (/usr/share/texmf/tex/latex/amslatex/amstext.sty
→ (/usr/share/texmf/tex/latex/amslatex/amsgen.sty))
→ (/usr/share/texmf/tex/latex/amslatex/amsbsy.sty)
→ (/usr/share/texmf/tex/latex/amslatex/amsopn.sty))
→ (/usr/share/texmf/tex/latex/amsfonts/amssymb.sty
→ (/usr/share/texmf/tex/latex/amsfonts/amsfonts.sty))
→ No file exp001.aux.
→ (/usr/share/texmf/tex/latex/amsfonts/umsa.fd)
→ (/usr/share/texmf/tex/latex/amsfonts/umsb.fd) [1] (exp001.aux) )
→ Output written on exp001.dvi (1 page, 308 bytes).
→ Transcript written on exp001.log.
rmx("exp001");   // removes aux and log file of exp001
system("sh","rm exp001.*");
→ 0