This is pdfTeXk, Version 3.141592-1.40.3 (Web2C 7.5.6) (format=pdflatex 2007.5.18)  6 JAN 2008 10:34
entering extended mode
\write18 enabled.
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**week1.tex
(./week1.tex
LaTeX2e <2005/12/01>
Babel <v3.8h> and hyphenation patterns for english, usenglishmax, dumylang, noh
yphenation, arabic, basque, bulgarian, coptic, welsh, czech, slovak, german, ng
erman, danish, esperanto, spanish, catalan, galician, estonian, farsi, finnish,
 french, greek, monogreek, ancientgreek, croatian, hungarian, interlingua, ibyc
us, indonesian, icelandic, italian, latin, mongolian, dutch, norsk, polish, por
tuguese, pinyin, romanian, russian, slovenian, uppersorbian, serbian, swedish, 
turkish, ukenglish, ukrainian, loaded.
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Document Class: article 2005/09/16 v1.4f Standard LaTeX document class
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File: size10.clo 2005/09/16 v1.4f Standard LaTeX file (size option)
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Package: graphicx 1999/02/16 v1.0f Enhanced LaTeX Graphics (DPC,SPQR)

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Package: keyval 1999/03/16 v1.13 key=value parser (DPC)
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Package: graphics 2006/02/20 v1.0o Standard LaTeX Graphics (DPC,SPQR)

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Package: trig 1999/03/16 v1.09 sin cos tan (DPC)
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File: graphics.cfg 2007/01/18 v1.5 graphics configuration of teTeX/TeXLive
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Package graphics Info: Driver file: pdftex.def on input line 90.

(/usr/local/texlive/2007/texmf-dist/tex/latex/pdftex-def/pdftex.def
File: pdftex.def 2007/01/08 v0.04d Graphics/color for pdfTeX
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(./samp2.sty)
No file week1.aux.
\openout1 = `week1.aux'.

LaTeX Font Info:    Checking defaults for OML/cmm/m/it on input line 15.
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LaTeX Font Info:    Checking defaults for OMS/cmsy/m/n on input line 15.
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LaTeX Font Info:    ... okay on input line 15.
(/usr/local/texlive/2007/texmf-dist/tex/context/base/supp-pdf.tex
[Loading MPS to PDF converter (version 2006.09.02).]
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LaTeX Font Info:    Try loading font information for OMS+cmr on input line 21.
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File: omscmr.fd 1999/05/25 v2.5h Standard LaTeX font definitions
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LaTeX Font Info:    Font shape `OMS/cmr/m/n' in size <10> not available
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LaTeX Font Info:    External font `cmex10' loaded for size
(Font)              <7> on input line 27.
LaTeX Font Info:    External font `cmex10' loaded for size
(Font)              <5> on input line 27.


! LaTeX Error: Unknown graphics extension: .ps.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
                                                  
l.49 ...    \includegraphics[width=4.9in]{rv_1.ps}
                                                  
? 
! Emergency stop.
 ...                                              
                                                  
l.49 ...    \includegraphics[width=4.9in]{rv_1.ps}
                                                  
Try typing  <return>  to proceed.
If that doesn't work, type  X <return>  to quit.

 
Here is how much of TeX's memory you used:
 875 strings out of 94073
 11185 string characters out of 1162984
 58095 words of memory out of 1500000
 4214 multiletter control sequences out of 10000+50000
 4899 words of font info for 18 fonts, out of 1200000 for 2000
 645 hyphenation exceptions out of 8191
 25i,3n,19p,182b,143s stack positions out of 5000i,500n,6000p,200000b,5000s
!  ==> Fatal error occurred, no output PDF file produced!