-#LyX 1.6.1 created this file. For more info see http://www.lyx.org/
-\lyxformat 345
+#LyX 2.0 created this file. For more info see http://www.lyx.org/
+\lyxformat 413
\begin_document
\begin_header
-\textclass article
+\textclass scrartcl
\begin_preamble
\usepackage[all]{xy}
-
-\makeatletter
+% define new commands used in sec. 5.1
\newcommand{\xyR}[1]{
- \makeatletter
- \xydef@\xymatrixrowsep@{#1}
- \makeatother
-}
-\makeatletter
+ \xydef@\xymatrixrowsep@{#1}}
\newcommand{\xyC}[1]{
- \makeatletter
- \xydef@\xymatrixcolsep@{#1}
- \makeatother
-}
+ \xydef@\xymatrixcolsep@{#1}}
\newdir{|>}{!/4.5pt/@{|}*:(1,-.2)@^{>}*:(1,+.2)@_{>}}
+
+% a pdf-bookmark for the TOC is added
+\let\myTOC\tableofcontents
+\renewcommand\tableofcontents{%
+ \pdfbookmark[1]{\contentsname}{}
+ \myTOC }
+
+% redefine the \LyX macro for PDF bookmarks
+\def\LyX{\texorpdfstring{%
+ L\kern-.1667em\lower.25em\hbox{Y}\kern-.125emX\@}
+ {LyX}}
\end_preamble
+\options BCOR7.5mm
\use_default_options false
+\maintain_unincluded_children false
\language english
+\language_package default
\inputencoding auto
+\fontencoding global
\font_roman ae
\font_sans default
\font_typewriter default
\font_default_family default
+\use_non_tex_fonts false
\font_sc false
\font_osf false
\font_sf_scale 100
\font_tt_scale 100
\graphics default
-\paperfontsize default
+\default_output_format default
+\output_sync 0
+\bibtex_command default
+\index_command default
+\paperfontsize 12
\spacing single
-\use_hyperref false
+\use_hyperref true
+\pdf_title "Using XY-pc in LyX"
+\pdf_author "H. Peter Gumm"
+\pdf_subject "LyX's XY-pic manual"
+\pdf_keywords "LyX, documentation"
+\pdf_bookmarks true
+\pdf_bookmarksnumbered true
+\pdf_bookmarksopen true
+\pdf_bookmarksopenlevel 2
+\pdf_breaklinks false
+\pdf_pdfborder false
+\pdf_colorlinks true
+\pdf_backref false
+\pdf_pdfusetitle false
+\pdf_quoted_options "linkcolor=black, citecolor=black, urlcolor=blue, filecolor=blue,pdfpagelayout=OneColumn, pdfnewwindow=true,pdfstartview=XYZ, plainpages=false, pdfpagelabels"
\papersize a4paper
\use_geometry false
\use_amsmath 1
\use_esint 0
+\use_mhchem 1
+\use_mathdots 1
\cite_engine basic
\use_bibtopic false
+\use_indices false
\paperorientation portrait
+\suppress_date false
+\use_refstyle 0
+\index Index
+\shortcut idx
+\color #008000
+\end_index
\secnumdepth 3
\tocdepth 3
\paragraph_separation indent
-\defskip medskip
+\paragraph_indentation default
\quotes_language english
\papercolumns 1
-\papersides 1
+\papersides 2
\paperpagestyle default
\tracking_changes false
\output_changes false
-\author ""
-\author ""
+\html_math_output 0
+\html_css_as_file 0
+\html_be_strict true
\end_header
\begin_body
\family default
--Pic can be conveniently used inside LyX.
+-pic can be conveniently used inside LyX.
Diagrams can be edited and displayed inside the main LyX editing window.
Here, we shall describe how to use the
\family typewriter
-package has long served as a convenient tool for easily constructing graphs
and diagrams in LaTeX.
Unfortunately, its use in LyX had long been restricted to the infamous
- ERT-boxes, meaning that the LyX editor could only display the LaTeX-source
+ TeX code boxes, meaning that the LyX editor could only display the LaTeX-source
and not the finished diagram.
The new
\family typewriter
\align center
\begin_inset Graphics
filename xyfigure.png
- scale 50
+ width 75col%
BoundingBox 0bp 0bp 580bp 440bp
clip
-pic can be used from inside LyX, how diagrams can be created and edited.
We have tested the following using LyX versions 1.3.7 up to 1.6, running under
- WindowsXP and under Windows Vista.
+ Windows
+\begin_inset space \thinspace{}
+\end_inset
+
+XP and under Windows Vista.
\end_layout
\end_inset
--Pic code inside the LyX-window, select it all and convert it to a graphical
+-pic code inside the LyX-window, select it all and convert it to a graphical
representation by pressing
\family sans
Ctrl-m
\end_inset
--Pic more frequently, or if you want to modify your initial figure, you
+-pic more frequently, or if you want to modify your initial figure, you
will want to assemble and modify your figures using LyX's math editor.
\end_layout
\end_inset
--Pic features that might be of use for drawing commutative diagrams, graphs
+-pic features that might be of use for drawing commutative diagrams, graphs
or automata.
Section
\begin_inset CommandInset ref
\end_inset
--Pic commands inside a math-editing area.
+-pic commands inside a math-editing area.
\end_layout
\end_inset
--Pic, rather our motivation is to give an introduction how the most important
+-pic, rather our motivation is to give an introduction how the most important
commands work inside LyX, since the keystrokes as explained in the
\begin_inset ERT
status collapsed
\end_inset
--Pic manual
+-pic manual
\begin_inset CommandInset citation
LatexCommand cite
key "xypic manual"
.
After freshly installing them, it may be necessary, to run
\family sans
-Edit\SpecialChar \menuseparator
+Tools\SpecialChar \menuseparator
Reconfigure
\family default
from the main LyX menu.
\begin_layout Enumerate
Open LyX, choose
\family sans
-Edit\SpecialChar \menuseparator
+Tools\SpecialChar \menuseparator
Preferences\SpecialChar \menuseparator
Look and Feel\SpecialChar \menuseparator
-Graphics
+Display
\family default
- and place a check-mark at
+ and turn
\emph on
Instant Preview
+\emph default
+ on.
+\end_layout
+
+\begin_layout Enumerate
+In
+\family sans
+Document\SpecialChar \menuseparator
+Settings\SpecialChar \menuseparator
+Math
+\begin_inset space ~
+\end_inset
+
+Options
+\family default
+, uncheck
+\emph on
+Use AMS Math package automatically
+\emph default
+ and check
+\emph on
+Use AMS Math package
\emph default
.
-
\end_layout
\begin_layout Enumerate
\begin_layout Enumerate
Move the cursor out of the formula, and watch it change its appearance to
- look just like in the finished dvi- or postscript document.
+ look just like in the finished DVI- or PostScript document.
\end_layout
\end_deeper
\begin_layout Enumerate
Activate and test
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
+\backslash
+Xy
+\end_layout
+
+\end_inset
+
+-pic
\family typewriter
-xypic
+:
\end_layout
\begin_deeper
\end_inset
.
-
-\end_layout
-
-\begin_layout Enumerate
-In some cases you need to change your document preamble (e.g.
- when using
-\backslash
-xy macro instead of
-\backslash
-xymatrix macro).
- Choose
-\family sans
-Layout\SpecialChar \menuseparator
-Document\SpecialChar \menuseparator
-Preamble
-\family default
- and type
-\family typewriter
-
-\begin_inset Newline newline
-\end_inset
-
-
-\backslash
-usepackage[all]{xy}.
-\begin_inset Newline newline
-\end_inset
-
-
\end_layout
\end_deeper
\end_inset
--Pic
+-pic
\begin_inset CommandInset citation
LatexCommand cite
key "xypic manual"
\begin_layout Standard
\begin_inset Formula $\xymatrix{U\ar@/_{1pc}/[ddr]_{\psi}\ar@/{}^{1pc}/[drr]^{\varphi}\ar@{.>}[dr]|-{(x,y)}\\
& X\times_{Z}Y\ar[d]^{q}\ar[r]_{p} & X\ar[d]_{f}\\
- & Y\ar[r]^{g} & Z}
+ & Y\ar[r]^{g} & Z
+}
$
\end_inset
\begin_layout Standard
\begin_inset Formula \xymatrix{ U \ar[ddr] \ar[drr] \ar[dr]\\
& X \times_{Z} Y \ar[d] \ar[r] & X \ar[d]\\
- & Y \ar[r] & Z }
-
+ & Y \ar[r] & Z
+}
\end_inset
\begin_inset Formula $\beta$
\end_inset
- above the arrow, i.
+ above the arrow, e.
\begin_inset space \thinspace{}
\end_inset
\begin_layout LyX-Code
\begin_inset Formula \xymatrix{ U \ar[ddr]_{\psi}\ar[drr]^{\varphi}\ar[dr]|-{(x,y)}\\
& X \times_{Z} Y \ar[d]^{q} \ar[r]_{p} & X \ar[d]_{f}\\
- & Y \ar[r]^{g} & Z }
-
+ & Y \ar[r]^{g} & Z
+}
\end_inset
\end_layout
\begin_layout Subsection
-Arrow modification
+Arrow modification
\end_layout
\begin_layout Standard
\family default
indicates, whether we want to modify the design, the or the curvature of
the arrow.
- Various modifactions can be applied to an arrow at the same time.
+ Various modifications can be applied to an arrow at the same time.
\end_layout
\begin_layout Subsubsection
-Arrow design
+Arrow design
\end_layout
\begin_layout Standard
\begin_layout Standard
\begin_inset Tabular
<lyxtabular version="3" rows="11" columns="2">
-<features islongtable="true">
+<features islongtable="true" longtabularalignment="center">
<column alignment="center" valignment="top" width="0">
<column alignment="center" valignment="top" width="0">
<row>
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{-->}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{..>}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{~>}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{->>}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{-->>}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{>->>}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{_{(}->}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{^{(}->}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{|-|}[r] & \ }
-
\end_inset
\begin_layout Standard
\begin_inset Tabular
<lyxtabular version="3" rows="8" columns="2">
-<features islongtable="true">
+<features islongtable="true" longtabularalignment="center">
<column alignment="center" valignment="top" width="0">
<column alignment="center" valignment="top" width="0">
<row>
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@2[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@3[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@_{->}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@^{->}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@^{>>->>}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@{^{<}-_{>}}[r] & \ }
-
\end_inset
\begin_layout Plain Layout
\begin_inset Formula \xymatrix{\ \ar@2{--}[r] & \ }
-
\end_inset
\backslash
newdir
\family default
- command in the preample.
+ command in the preamble.
For explanations, we refer to the
\family typewriter
ar@{-|>}[r]
\family default
and which displays correctly in LyX as:
-\begin_inset Formula \[
+\begin_inset Formula
+\[
\xymatrix{A\ar@{-|>}[r] & \ \ B}
\]
\end_inset
-\begin_inset Formula \[
+\begin_inset Formula
+\[
\xymatrix{\circ\ar@<1ex>[r] & \circ\ar@<1ex>[l]}
\]
\family sans
Ctrl-m
\family default
- for inline appearence or
+ for inline appearance or
\family sans
Ctrl-M
\family default
\family sans
\SpecialChar \menuseparator
-Alignment.
+Change Formula Type.
\end_layout
\begin_layout Subsection
-Bending arrows
+Bending arrows
\end_layout
\begin_layout Standard
\end_layout
\begin_layout Standard
-\begin_inset Formula \[
+\begin_inset Formula
+\[
\xymatrix{A\ar@/{}_{.5pc}/[r] & B\ar@/{}_{.5pc}/[l]}
\]
\end_layout
\begin_layout Subsubsection
-Specifying exit- and entrance directions.
-
+Specifying exit- and entrance directions
\end_layout
\begin_layout Standard
\end_layout
\begin_layout Standard
-\begin_inset Formula \[
+\begin_inset Formula
+\[
\xymatrix{A\ar@(dr,dl)[r]\ar@(dr,dl)[rr] & B\ar@(d,r)[dl] & C\\
-E\ar@(ul,ur)}
+E\ar@(ul,ur)
+}
\]
\end_inset
\end_layout
\begin_layout Subsubsection
-Framing objects
+Framing objects
\end_layout
\begin_layout Standard
\end_inset
--Pic, entries can obtain a single or a double frame, such as
+-pic, entries can obtain a single or a double frame, such as
\begin_inset Formula $\xymatrix{*+[F]{A}}
$
\end_inset
\end_layout
\begin_layout Standard
-\begin_inset Formula \[
+\begin_inset Formula
+\[
\xymatrix{\txt{start}\ar[r] & *++[o][F]{1}\ar[r] & *++[o][F=]{2}\ar@(ur,dr)\ar@(ur,ul)[l]}
\]
\end_layout
\begin_layout Standard
-\begin_inset ERT
-status collapsed
-
-\begin_layout Plain Layout
-
-
-\backslash
-noindent
-\end_layout
-
-\end_inset
-
- can be typeset as
+\noindent
+can be typeset as
\end_layout
\begin_layout LyX-Code
.
These are followed by the framing commands, to produce figures such as
the following:
-\begin_inset Formula \[
+\begin_inset Formula
+\[
\xymatrix{A & B\ar@(d,r)[dl]\sp(0.2)\phi\sp(0.7)\psi\save"1,1"."2,1"*+[F=]\frm{}\restore\,\\
-C & \save"1,1"."1,2"*++[F]\frm{}\restore}
+C & \save"1,1"."1,2"*++[F]\frm{}\restore
+}
\]
\end_inset
Alt-m w
\family default
for the row commands.
-
+ A more direct way uses the icons in the math toolbar once it has been activated
+ via
+\family sans
+View\SpecialChar \menuseparator
+Toolbars.
\end_layout
\begin_layout Subsection
\family default
followed by a space opens a box for an upper index.
You can enter any LaTeX-code as a label.
-
\end_layout
\begin_layout Subsection
-Modifying arrows
+Modifying arrows
\end_layout
\begin_layout Standard
-Finally, modify the appearance of the arrows by entering @-modifiers @{\SpecialChar \ldots{}
-},
- @<\SpecialChar \ldots{}
->, @(\SpecialChar \ldots{}
+Finally, you can modify the appearance of the arrows by entering @-modifiers
+
+\family typewriter
+@{
+\family default
+\SpecialChar \ldots{}
+
+\family typewriter
+}
+\family default
+,
+\family typewriter
+@<
+\family default
+\SpecialChar \ldots{}
+>,
+\family typewriter
+@(
+\family default
+\SpecialChar \ldots{}
,\SpecialChar \ldots{}
-) or @/\SpecialChar \ldots{}
-/.
+) or
+\family typewriter
+@/
+\family default
+\SpecialChar \ldots{}
+
+\family typewriter
+/
+\family default
+.
The above caveat applies to the first form only.
It must be entered as
\family typewriter
\end_layout
\begin_layout Standard
-The other modifiers, @<\SpecialChar \ldots{}
->, @(\SpecialChar \ldots{}
+The other modifiers,
+\family typewriter
+@<
+\family default
+\SpecialChar \ldots{}
+
+\family typewriter
+>
+\family default
+,
+\family typewriter
+@(
+\family default
+\SpecialChar \ldots{}
,\SpecialChar \ldots{}
-) and @/\SpecialChar \ldots{}
-/ are typed as shown with the arrow
- description replacing the ellipsis.
+
+\family typewriter
+)
+\family default
+and
+\family typewriter
+@/
+\family default
+\SpecialChar \ldots{}
+
+\family typewriter
+/
+\family default
+are typed as shown with the arrow description replacing the ellipsis.
The code for bending arrows, which in
\family typewriter
xypic
\family default
- is @/_
+ is
+\family typewriter
+@/_
+\family default
\emph on
measure
+\family typewriter
\emph default
-/ or @/
+/
+\family default
+or
+\family typewriter
+@/
\emph on
-^measure
+^
+\family default
+measure
+\family typewriter
\emph default
-/ where
+/
+\family default
+where
\emph on
measure
\emph default
- is any valid TeX-measure, should be entered as upper or lower index to
- the first slash / .
+ is any valid TeX-measure that should be entered as upper or lower index
+ to the first slash /.
Make sure that the ending slash does not end up being part of the upper
or lower index.
\end_layout
\end_layout
\begin_layout Standard
-A more serious reason could be a syntactical error in your input.
- If necessary, redo the last editing steps, using Ctrl-z, or try to translate
- the LyX-file into dvi using Ctrl-d or
+A more serious reason could be a syntactical error in your input (in that
+ case, the math edition area disappears completely).
+ If necessary, undo the last editing steps, using
+\family sans
+Ctrl+Z
+\family default
+, or try to translate the LyX-file into
+\family sans
+DVI
+\family default
+ using
+\family sans
+Ctrl+D
+\family default
+ or
\family sans
View\SpecialChar \menuseparator
-Dvi
+DVI
\family default
.
There should be some error generated, which hopefully gives you a hint
\family sans
Layout\SpecialChar \menuseparator
Document\SpecialChar \menuseparator
-Preamble)
-\end_layout
+Preamble
+\family default
+):
+\begin_inset Newpage pagebreak
+\end_inset
-\begin_layout LyX-Code
-\backslash
-makeatletter
\end_layout
\begin_layout LyX-Code
\begin_layout LyX-Code
-\backslash
-makeatletter
-\end_layout
-
-\begin_layout LyX-Code
-
\backslash
xydef@
\backslash
-xymatrixrowsep@{#1}
-\end_layout
-
-\begin_layout LyX-Code
-
-\backslash
-makeatother
-\end_layout
-
-\begin_layout LyX-Code
-} % end of
-\backslash
-xyR
+xymatrixrowsep@{#1}}
\end_layout
\begin_layout LyX-Code
{
\family default
or both.
- Dont't forget the backslashes and remember, that the closing brace is automatic
-ally supplied by LyX.
+ Don't forget the backslashes and remember, that the closing brace is automatica
+lly supplied by LyX.
Inside the braces enter the dimensions.
The default is
\family typewriter
\end_layout
\begin_layout Standard
-\begin_inset Formula \[
+\begin_inset Formula
+\[
\xyC{.5pc}\xyC{9pc}\xymatrix{A\ar[r]\ar[d] & B\\
-C\ar@{}[ur]|{\text{{horizontal stretch}}}}
+C\ar@{}[ur]|{\text{{horizontal stretch}}}
+}
\]
\end_inset
\end_inset
--vcommand allows the correct positioning of labels along the shaft of arrows.
+-command allows the correct positioning of labels along the shaft of arrows.
This feature is sometimes necessary, when the default position of a label
would otherwise clutter the picture, or would even coincide with other
items, such as the intersection of the arrows in the figure below.
\end_layout
\begin_layout Standard
-\begin_inset Formula \[
+\begin_inset Formula
+\[
\xyC{4pc}\xymatrix{\bullet\ar[dr]\sp(0.3)\varphi & \circ\ar@{}[d]|\vdots\ar@(r,r)[d]\sp(0.2){\phi_{1}}\sp(0.4){\phi_{2}}\sb(0.6){\phi_{3}}\sp(0.8){\phi_{4}}\\
-\circ\ar[ur]\sb(0.3)\phi & \bullet}
+\circ\ar[ur]\sb(0.3)\phi & \bullet
+}
\]
\end_inset
\end_layout
\begin_layout Subsection
-Another examples
+Further
+\family typewriter
+
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
+\backslash
+Xy
+\end_layout
+
+\end_inset
+
+
+\family default
+-tricks
\end_layout
\begin_layout Standard
-Advanced painting can be done when using the
+Here we have focused only on the
+\family typewriter
+
\backslash
-xy macro.
- Nice collection of examples from Aaron Lauda can be found at
-\begin_inset Flex URL
+xymatrix
+\family default
+ command, which is just one of the features available in Kris Rose's amazing
+\family typewriter
+
+\begin_inset ERT
status collapsed
\begin_layout Plain Layout
-http://www.dpmms.cam.ac.uk/~al366/xytutorial.html
+
+\backslash
+Xy
\end_layout
\end_inset
+
+\family default
+-package.
+ The
+\family typewriter
+
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
+\backslash
+Xy
+\end_layout
+
+\end_inset
+
+
+\family default
+-pic manual
+\begin_inset CommandInset citation
+LatexCommand cite
+key "xypic manual"
+
+\end_inset
+
+ demonstrates many of the advanced possibilities of that package.
+ Beware, that its style is rather terse and you will likely need a lot of
+ experimenting and modifying the many worked examples.
+ Lauda
+\begin_inset CommandInset citation
+LatexCommand cite
+key "Lauda"
+
+\end_inset
+
+ explains how to use
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
+\backslash
+Xy
+\end_layout
+
+\end_inset
+
+-pic to make braids, cobordism, string diagrams, and much more.
+ You might want to look on
+\family typewriter
+inset_preview.lyx
+\family default
+ example shipped with LyX, which demonstrates how to use more advanced
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
+\backslash
+Xy
+\end_layout
+
+\end_inset
+
+-commands via
+\family typewriter
+ERT
+\family default
+ and
+\family typewriter
+Instant preview
+\family default
+ insets.
+ A good and rather systematic introduction to
+\family typewriter
+
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
+\backslash
+Xy
+\end_layout
+
+\end_inset
+
+
+\family default
+-matrix is
+\begin_inset CommandInset citation
+LatexCommand cite
+key "Ouvaton"
+
+\end_inset
+
.
+ Even if you share with me the disadvantage of not being fluent in Esperanto,
+ you will be able to understand most of it.
+
\end_layout
\begin_layout Bibliography
+\labelwidthstring References
\begin_inset CommandInset bibitem
LatexCommand bibitem
label "1"
\emph on
--Pic User's Guide
+-pic User's Guide
\emph default
.
Version 3.7, Feb.
\end_layout
\begin_layout Bibliography
+\labelwidthstring References
\begin_inset CommandInset bibitem
LatexCommand bibitem
label "2"
\end_layout
\begin_layout Bibliography
+\labelwidthstring References
\begin_inset CommandInset bibitem
LatexCommand bibitem
label "3"
\end_layout
\begin_layout Bibliography
+\labelwidthstring References
\begin_inset CommandInset bibitem
LatexCommand bibitem
label "4"
\end_inset
+\end_layout
+
+\begin_layout Bibliography
+\labelwidthstring References
+\begin_inset CommandInset bibitem
+LatexCommand bibitem
+label "5"
+key "Lauda"
+
+\end_inset
+
+Aarlon Lauda:
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
+\backslash
+Xy
+\end_layout
+
+\end_inset
+
+
+\emph on
+-pic
+\emph default
+
+\emph on
+tutorial with an archive of examples
+\emph default
+.
+\begin_inset Flex URL
+status collapsed
+
+\begin_layout Plain Layout
+
+http://www.math.columbia.edu/~lauda/xy/
+\end_layout
+
+\end_inset
+
+
+\end_layout
+
+\begin_layout Bibliography
+\labelwidthstring References
+\begin_inset CommandInset bibitem
+LatexCommand bibitem
+label "6"
+key "Ouvaton"
+
+\end_inset
+
+Filipp Ouvaton:
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
+\backslash
+Xy
+\end_layout
+
+\end_inset
+
+
+\emph on
+-pic
+\emph default
+:
+\emph on
+Enkonduko pri Xymatrix
+\emph default
+.
+
+\begin_inset Flex URL
+status collapsed
+
+\begin_layout Plain Layout
+
+http://filip.ouvaton.org/xypic/xymatrix/index.html
+\end_layout
+
+\end_inset
+
+
\end_layout
\end_body