Index: backend_ps.py
===================================================================
--- backend_ps.py	(revision 2973)
+++ backend_ps.py	(working copy)
@@ -1277,7 +1277,93 @@
 \usepackage{psfrag}
 \usepackage[dvips]{graphicx}
 \usepackage{color}
-\pagestyle{empty}
+""" % (font_preamble, paperWidth, paperHeight, paperWidth, paperHeight)
+    print >>latexh, r"%s" % rcParams['latex.preamble']
+    if rcParams['font.family'] == 'sans-serif':
+        print >>latexh, r"""\newcommand{\mathfamilydefault}{\sfdefault}
+
+\DeclareSymbolFont{numbers}{\encodingdefault}{\mathfamilydefault}{m}{n}
+\DeclareSymbolFont{pureletters}{\encodingdefault}{\mathfamilydefault}{m}{it}
+\SetMathAlphabet{\mathrm}{normal}{\encodingdefault}{\rmdefault}{m}{n}
+\DeclareMathAlphabet{\mathbf}{\encodingdefault}{\mathfamilydefault}{bx}{n}
+\DeclareMathAlphabet{\mathsf}{\encodingdefault}{\sfdefault}{m}{n}
+\DeclareMathAlphabet{\mathit}{\encodingdefault}{\mathfamilydefault}{m}{it}
+\DeclareMathAlphabet{\mathtt}{\encodingdefault}{\ttdefault}{m}{n}
+
+\SetSymbolFont{numbers}{bold}{\encodingdefault}{\mathfamilydefault}{bx}{n}
+\SetSymbolFont{pureletters}{bold}{\encodingdefault}{\mathfamilydefault}{bx}{it}
+\SetMathAlphabet{\mathrm}{bold}{\encodingdefault}{\rmdefault}{bx}{n}
+\SetMathAlphabet{\mathbf}{bold}{\encodingdefault}{\mathfamilydefault}{bx}{n}
+\SetMathAlphabet{\mathsf}{bold}{\encodingdefault}{\sfdefault}{bx}{n}
+\SetMathAlphabet{\mathit}{bold}{\encodingdefault}{\mathfamilydefault}{bx}{it}
+\SetMathAlphabet{\mathtt}{bold}{\encodingdefault}{\ttdefault}{bx}{n}
+
+\DeclareMathSymbol{0}\mathalpha{numbers}{"30}
+\DeclareMathSymbol{1}\mathalpha{numbers}{"31}
+\DeclareMathSymbol{2}\mathalpha{numbers}{"32}
+\DeclareMathSymbol{3}\mathalpha{numbers}{"33}
+\DeclareMathSymbol{4}\mathalpha{numbers}{"34}
+\DeclareMathSymbol{5}\mathalpha{numbers}{"35}
+\DeclareMathSymbol{6}\mathalpha{numbers}{"36}
+\DeclareMathSymbol{7}\mathalpha{numbers}{"37}
+\DeclareMathSymbol{8}\mathalpha{numbers}{"38}
+\DeclareMathSymbol{9}\mathalpha{numbers}{"39}
+
+\DeclareMathSymbol{A}\mathalpha{pureletters}{"41}
+\DeclareMathSymbol{B}\mathalpha{pureletters}{"42}
+\DeclareMathSymbol{C}\mathalpha{pureletters}{"43}
+\DeclareMathSymbol{D}\mathalpha{pureletters}{"44}
+\DeclareMathSymbol{E}\mathalpha{pureletters}{"45}
+\DeclareMathSymbol{F}\mathalpha{pureletters}{"46}
+\DeclareMathSymbol{G}\mathalpha{pureletters}{"47}
+\DeclareMathSymbol{H}\mathalpha{pureletters}{"48}
+\DeclareMathSymbol{I}\mathalpha{pureletters}{"49}
+\DeclareMathSymbol{J}\mathalpha{pureletters}{"4A}
+\DeclareMathSymbol{K}\mathalpha{pureletters}{"4B}
+\DeclareMathSymbol{L}\mathalpha{pureletters}{"4C}
+\DeclareMathSymbol{M}\mathalpha{pureletters}{"4D}
+\DeclareMathSymbol{N}\mathalpha{pureletters}{"4E}
+\DeclareMathSymbol{O}\mathalpha{pureletters}{"4F}
+\DeclareMathSymbol{P}\mathalpha{pureletters}{"50}
+\DeclareMathSymbol{Q}\mathalpha{pureletters}{"51}
+\DeclareMathSymbol{R}\mathalpha{pureletters}{"52}
+\DeclareMathSymbol{S}\mathalpha{pureletters}{"53}
+\DeclareMathSymbol{T}\mathalpha{pureletters}{"54}
+\DeclareMathSymbol{U}\mathalpha{pureletters}{"55}
+\DeclareMathSymbol{V}\mathalpha{pureletters}{"56}
+\DeclareMathSymbol{W}\mathalpha{pureletters}{"57}
+\DeclareMathSymbol{X}\mathalpha{pureletters}{"58}
+\DeclareMathSymbol{Y}\mathalpha{pureletters}{"59}
+\DeclareMathSymbol{Z}\mathalpha{pureletters}{"5A}
+
+\DeclareMathSymbol{a}\mathalpha{pureletters}{"61}
+\DeclareMathSymbol{b}\mathalpha{pureletters}{"62}
+\DeclareMathSymbol{c}\mathalpha{pureletters}{"63}
+\DeclareMathSymbol{d}\mathalpha{pureletters}{"64}
+\DeclareMathSymbol{e}\mathalpha{pureletters}{"65}
+\DeclareMathSymbol{f}\mathalpha{pureletters}{"66}
+\DeclareMathSymbol{g}\mathalpha{pureletters}{"67}
+\DeclareMathSymbol{h}\mathalpha{pureletters}{"68}
+\DeclareMathSymbol{i}\mathalpha{pureletters}{"69}
+\DeclareMathSymbol{j}\mathalpha{pureletters}{"6A}
+\DeclareMathSymbol{k}\mathalpha{pureletters}{"6B}
+\DeclareMathSymbol{l}\mathalpha{pureletters}{"6C}
+\DeclareMathSymbol{m}\mathalpha{pureletters}{"6D}
+\DeclareMathSymbol{n}\mathalpha{pureletters}{"6E}
+\DeclareMathSymbol{o}\mathalpha{pureletters}{"6F}
+\DeclareMathSymbol{p}\mathalpha{pureletters}{"70}
+\DeclareMathSymbol{q}\mathalpha{pureletters}{"71}
+\DeclareMathSymbol{r}\mathalpha{pureletters}{"72}
+\DeclareMathSymbol{s}\mathalpha{pureletters}{"73}
+\DeclareMathSymbol{t}\mathalpha{pureletters}{"74}
+\DeclareMathSymbol{u}\mathalpha{pureletters}{"75}
+\DeclareMathSymbol{v}\mathalpha{pureletters}{"76}
+\DeclareMathSymbol{w}\mathalpha{pureletters}{"77}
+\DeclareMathSymbol{x}\mathalpha{pureletters}{"78}
+\DeclareMathSymbol{y}\mathalpha{pureletters}{"79}
+\DeclareMathSymbol{z}\mathalpha{pureletters}{"7A}
+"""
+    print >>latexh, r"""\pagestyle{empty}
 \begin{document}
 \begin{figure}
 \centering
@@ -1286,8 +1372,7 @@
 \includegraphics*[angle=%s]{%s}
 \end{figure}
 \end{document}
-"""% (font_preamble, paperWidth, paperHeight, paperWidth, paperHeight,
-'\n'.join(psfrags), angle, os.path.split(epsfile)[-1])
+"""% ('\n'.join(psfrags), angle, os.path.split(epsfile)[-1])
     latexh.close()
 
     # the split drive part of the command is necessary for windows users with