3
votes
2answers
77 views

Why is \txt element of \xymatrix moved downwards?

I wonder why is the textual "A" in \xymatrix{A \ar[r] & \txt{A}} moved downwards. All I want is to have textual elements in xymatrix with possibility of line breaks inside the element. I thought ...
5
votes
2answers
74 views

How to center xymatrix with respect to logical center?

I have an \xymatrix with 4 rows and 2 columns. I want to center it horizontally. I used \centerline{} but it (of course) just centers the whole box created by \xymatrix. Since my matrix entries are ...
3
votes
1answer
649 views

Label positioning in XY-matrix

As denoted in XY-pic's user guide, "Each label is placed perpendicular to the arrow at the point halfway between the centers of the base and target objects." In order to center the label at the middle ...
3
votes
2answers
373 views

xypic: Text inside square

I have a very basic square: \xymatrix{ A \ar[r] \ar[d] & B \ar[d] \\ C \ar[r] & D } What is the easiest way to place the text "hi" in the center of the square?
1
vote
1answer
125 views

How does one use math operators in xy-pic?

I am trying to format some large commutative diagrams (using the \xymatrix command) that involve colimits, and I would like to have the indexing information for the colimits appear underneath the word ...