{xy-pic} is a package for typesetting graphs and {commutative-diagrams} using the principle of "logical composition of visual components."

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Pasting diagram for Kan extensions in xypic?

Is there some way to typeset the diagram below in xypic? I find it impossible to work out the methodology behind \compositemap and would really appreciate some help. Here's what I produced: \...
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130 views
+150

Bending arrows in xy-pic

This question almost duplicates Bending snakes with xy-pic, but I need something slightly different from the solutions presented there. I spent some time trying to figure out how arrow bending works ...
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1answer
88 views

How to draw the following pictures?

I want to draw the following pictures, but I don't know how to draw it. Could anyone help me? Thank you very much.
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1answer
25 views

Moving label of empty arrow in xypic

This question about typesetting pullback square has almost everything I want, except the placement of the 'corner' symbols to be in the corner of the diagram, and not in the center. My problem a ...
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1answer
23 views

Two-headed arrow and continuous straight arrow in xy package

Using xy package, I have produced a figure. But I have a problem: How can one create an arrow or a two-headed arrow between the two entries of a matrix that are located in different columns in which ...
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2answers
50 views

A problem about centering a figure in xy pic

Using xy package, I have produced a figure. But I have a problem: I am trying to center a figure, but it just goes beyond the right. How can I centre the flow chart? (in fact, it is inclined or ...
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colored arrow in xy package [duplicate]

Using xy package, I have produced a figure. But I have a problem: How can one create a colored arrow in xy package? (In fact, I intend to have colored arrows in the following flow chart). \...
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35 views

tikz-cd versus xy

In certain circumstances, I plan to request for users to make use of tikz-cd package instead of xy package (because the latter performs category code changes of @ \AtBeginDocument). But, because I ...
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24 views

How to draw the Dynkin diagrams by the Xy-pic package? [duplicate]

I am a new and want to use xy-pic to draw the following diagrams : Can someone help me? Thanks in advance.
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3answers
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How to insert /_/ in lyx math mode?

I am editing an xymatrix in LyX, and in order to curve some of the edges it requires me to be able to insert /_/ in math mode. However, every time I type that sequence of characters, LyX converts it ...
3
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Arrow lines crooked when using xymatrix frame around group of entries

The following does not yield squared arrow lines. The lines connecting the two lower blocks are crooked. Does anyone have any idea how to fix that? Thanks, Dave \usepackage{tikz} \usepackage[all,...
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42 views

diagram using xymatrix

i would like to reproduce this exact diagramme i used the xymatrix package put the scaling was awful this is the script \xymatrix{ &(\lambda x. x x) ((\lambda x. y) z ) \ar[dl]_{} \ar[dr]^{} ...
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177 views

A diagram with a rounding arrow

I'm trying to do a diagram like this in xy-pic. I'm able to do all the diagram, EXCEPT by the long arrow of $\bar{\varphi}|_P\chi$. Is it possible to generate an arrow like that? At this point I only ...
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1answer
35 views

standalone package, with its subpreambles option, gives error if xy package is loaded in a standalone input file

The standalone package, with its subpreambles option, gives error if the xy package is loaded in one of the standalone input files. This is shown by the following M(n)WE: \begin{filecontents}{testxy} ...
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41 views

Xymatrix crossed arrow

I would like to reproduce this figure using xymatrix package, i have encounter difficulties in scaling and in drawing an X cross in the down left arrow. Thanks
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1answer
50 views

Xy model without arrows in Metathesis file

First of all, I'm sorry if the question is bad, but I'm desesperate. I'm using the metathesis file that is in this link. The problem is that I entered in the thesis.tex file, and edited it, adding ...
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Composition in a multicategory

I am trying to figure out how to draw composition in a multicategory using same depiction used in Leinster's book "Higher Operads, Higher Categories". Here is what I am trying to draw: I did ...
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2answers
62 views

How to typeset this field extension diagram using xymatrix

I'd like to typeset the following diagram: I tried the following code: $$ \xymatrix{ B\ar@{-}[d] & \save[]+<0em,1em>*+{C}\ar@{-}[l]\restore & \save[]+<0em,2em>*+{D}\ar@{-}[l]\...
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2answers
62 views

go-around arrow with XY-pic

I try to draw a diagram with XY-pic. The following code already works pretty good, but I have a problem with the "go-around arc". \documentclass{article} \usepackage[all]{xy} \begin{document} \[ \...
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2answers
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I would like to use vertical dots to indicate I am omitting arrows

I have a diagram with many parallel arrows between objects in XYpic. Eventually, they become too numerous to all display. I would like to indicate this with two outside horizontal arrows and some \...
5
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3answers
490 views

Gaps between arrows and labels

I have a question about my diagram. How can I increase the gap between the arrows and the labels? I would like to have more space between the left arrow and the label (2). Thanks for any suggestions. ...
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4answers
265 views
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2answers
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Bipartite graph in xypic

Could you help me somebody please. I don't understand, how I can draw bipartite graphs using xypic, for example K3,3 or something like that.
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3answers
985 views

Bold arrows in xymatrix

How can I produce a bold arrow in the package \xymatrix? I've tried with \ar@{\bf{->}}[r] and similar alternatives without success.
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1answer
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bending xypic arrow head is inconsistently oriented

I've been using nearly identical LaTeX code to typeset several adjoint triples. In all but one the arrowheads point as they should, but one of them is messed up. Here's a minimal working example, but ...
4
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1answer
75 views

Joining arrows in xy

I am trying to create a control system block diagram in xymatrix, I have 99% done it, but I can't get the feedback loop arrow to join on to the output from the main system as shown below: \...
3
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1answer
57 views

Creating multiline labels in xy-pics, xy-matrix or similar

I would like to make a diagram that shows the order in which i used some models. I normally make diagrams with xy-matrix, but some of the model names would look clumsy if kept on a single line, so I'd ...
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42 views

subgroup lattice with xymatic

I am trying to make subgroup lattice pictures, and I figured the easiest way would be with xymatrix (the xypic package.) However the problem is that I can't figure out how to get rid of arrowheads ...
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draw diagrams with \xymatrix

I'm using \xymatrix to draw a diagram and I need some of the arrows to be named with a matrix over it. To draw the matrices over arrows, I'm using the \arrow command but, unfortunately, it puts very ...
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4answers
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How do you draw the “snake” arrow for the connecting homomorphism in the snake lemma?

How does one draw the "snake" arrow for the connecting homomorphism when using the snake lemma? I'd also be interested in drawing similar arrows act as "carriage returns" when considering a long ...
2
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1answer
49 views

How to change the arrows tips for the whole document?

After I asked this question: What is "\SelectTips{a}{b}" (and how to increase the head of an arrow's head?) I'd like to know one more thing: I want to change it (the arrow tips) for the ...
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39 views

How to make longer arrows from object to itself at xy-pic

I trying to control on the length of arrow from object to itself at xymatrix (xy-pic): for example - This is what I get when I'm typing *+++[o][F.]{a}\ar@(d,r) And this is what I get when I ...
3
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1answer
59 views

What is “\SelectTips{a}{b}” (and how to increase the head of an arrow's head?)

At is \SelectTips{a}{b} and is the meaning of {a} and {b}? I know that the first one changing the type of the arrow, but what is the second one? The value there can be only 10,11,12.... And if I can ...
3
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2answers
112 views

Drawing trees with xymatrix

I would like to draw trees using xymatrix, however using for example \xymatrix{\ar@{-}[dr] & & \ar@{-}[dl]\\ & \ar@{-}[d] & \\ & & } returns the image My problem with ...
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114 views

Can I use xymatrix to make a spectral sequence ? meaning how to make the boxes?

Is it possible to use the xymatrix command to make a spectral sequence ? Since xymatrix has all the arrows, what I am really asking is are there commands that will enclose the entries in a lattice of ...
2
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1answer
66 views

vertical $\cong$ or $\sym$ in xymatrix

I need to show that a certain vertical arrow in a commutative diagram is an isomorphism. I would like to either add a $\sim$ next to the vertical line, rotated 90 degrees, or replace the arrow with a ...
1
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1answer
28 views

Square parentheses in diagxy

I am having problems with the diagxy package. Namely, texmaker does not want to compile the following code \begin{document} \[ \bfig \Square(600,0)[[\Delta,\ y\of A[f/\bar{x}]] `[\Gamma,\ x\of A]`\...
3
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1answer
54 views

misdirected xymatrix arrow heads with certain fonts

I'd like to use $\mathsf{C}$ rather than $\mathcal{C}$ for categories. However, when I use the former in the first displayed equation, the top arrowhead (the arrow labelled "L") points northwest, ...
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3answers
81 views

Putting a hole at the right position (xypics)

I need some help to put a hole at the right position please. Here is the diagram: \xymatrix { \{\iota\} \sqcup A^0 \ar@{->}[rddd]\ar@{->}[dd]_-{\bigsqcup\limits_{\alpha\in A^0} g_\alpha} \ar@{-...
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2answers
77 views

Typesetting the Middle Four Interchange Law

I would like to typeset the middle four interchange law of 2-categories. In xypic, I managed to typeset the following repulsive thing: Here's the code: \xymatrix { \text{Middle} & \text{Four} &...
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2answers
276 views

How can I draw this triangle?

I want to draw a a following triangle. What is the simplest way to draw a following triangle?
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62 views

\resizebox in xypic gives Dimension too large error

I have a complicated commutative diagram in xypic that I'd like to shrink to fit to the page width. Using \resizebox around the entire expression, I get exactly the result that I want, except that ...
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Rotatable triangular arrowheads in xy-pic

I want an answer to Triangular arrow head in xypic that plays nicely with directions other than r, rr, rrr, etc. Consider the following code: \documentclass{book} \usepackage{amssymb} \usepackage[...
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2answers
109 views

Squiggly arrow in xypic giving error in LyX

I am trying to compile \xymatrix{A\ar@{\sim>}[r] & B} in LyX and I get the following error message: How can I fix this? The code compiles in ERT, just not in the native xypic mathmode. Here ...
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3answers
117 views

Problems with special arrow shaft in xypic

I'm trying to draw a diagram my teacher drew on the blackboard to summarize divisibility relationships and I just can't get it right. Here is my best attempt: \documentclass[a4paper]{report} \...
2
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1answer
134 views

Arrow tip for curved arrow in xymatrix

Inserting () in A on diagram #3 corrects the arrow tip at C. But replacing C by a fraction, the problem comes back. MWE \documentclass[11pt,a5paper]{report} \usepackage[all]{xy} \SelectTips{cm}{...
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75 views

arrow in a diagram [closed]

in the following code that encodes a diagram: \xymatrix{a\ar[rr]^{\varphi\qquad}&\ar@{^{(}->}[d]&b\ar@{=}[r]&a\ar[rr]^\varphi&\ar[dd]&b \\ a\ar[rd]^{\quad\circlearrowright}\ar[...
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77 views

Xy-pic: Draw a partial circle segment with the command \cir

I can't figure out if is it possible or not to draw a partial circle segment between to arbitrary direction, with the command \cir? The manual says: *\cir<radius>{<diag> <orient> &...
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2answers
125 views

Bending arrow in XY-Pic diagram

In the diagram with bending arrow given by the LaTeX file below, the arrow has a misdirected head. How can I correct it? \documentclass[a4paper,11pt]{amsart} \usepackage[all]{xy} \begin{document} \[ ...
2
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1answer
110 views

How to draw a diagram with the given semantic?

I need to draw a diagram similar to the following: The task is to draw a diagram with this semantics, not necessarily the same appearance. Note that in the above diagram $\sqsupseteq$ denotes a ...