This is pdfeTeX, Version 3.141592-1.21a-2.2 (Web2C 7.5.4) (format=latex 2008.4.24)  16 FEB 2011 00:00
entering extended mode
**itr_01
(./itr_01.tex
LaTeX2e <2003/12/01>
Babel <v3.8d> and hyphenation patterns for american, french, german, ngerman, b
ahasa, basque, bulgarian, catalan, croatian, czech, danish, dutch, esperanto, e
stonian, finnish, greek, icelandic, irish, italian, latin, magyar, norsk, polis
h, portuges, romanian, russian, serbian, slovak, slovene, spanish, swedish, tur
kish, ukrainian, nohyphenation, loaded.

! LaTeX Error: Environment slide undefined.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
                                                  
l.5 \begin{slide}
                 
? e
 
Here is how much of TeX's memory you used:
 7 strings out of 94501
 259 string characters out of 1176789
 48348 words of memory out of 1000000
 3274 multiletter control sequences out of 10000+50000
 3640 words of font info for 14 fonts, out of 500000 for 2000
 580 hyphenation exceptions out of 1000
 5i,0n,4p,28b,16s stack positions out of 1500i,500n,5000p,200000b,5000s
No pages of output.