{matrices} is about matrices in {equations} and {diagrams}.

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2
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Writing big block matrix in double column using IEEEtran class

I'm writing a paper in IEEE journal format. I have a BIG matrix as follows: \begin{align} \begin{bmatrix} \begin{pmatrix} E^\top KA &0 \\ 0 &V^\top E^\top U \hat{K} U^\top AV \end{pmatrix} + ...
3
votes
1answer
2k views

How to resize a matrix?

I want to see How to reduce the size of a matrix ? I have this code: \begin{center} \[ \begin{blockarray}{cccccc} {\{1\}\{2\}\{3\}} & ...
4
votes
2answers
436 views

Banded matrix with random entries

What is the optimal way to get banded matrices with random entries in LaTeX? By random, I mean the following: It should give me different entries after every compilation.
1
vote
1answer
121 views

Compiling errors in a matrix that correctly show up?

I have a little problem with nested arrays. The following examples give the correct matrix after a Latex=>PDF run but generate LaTeX errors ! missing $ inserted. <inserted text>, that I would ...
14
votes
1answer
7k views

matrix in a matrix

I would like to draw a matrix with top left, top right, bottom left and bottom right blocks. The top left should be a 3x3 matrix with numerical entries, the top right is 0, the bottom left is 0 and ...
9
votes
1answer
5k views

centering figure

I want to put this figure (Matrix) at the center but I can't, even though the title is centered: How to do this please? I have this code : \begin{center} \begin{figure}[H] \begin{center} ...
11
votes
2answers
813 views

How can I add clips above matrix?

\documentclass{mwrep} \usepackage{kbordermatrix} \usepackage{amsmath} \begin{document} \begin{equation} \bar{P}= \kbordermatrix{ \mathrm{state} & 1 & 2 & 4 & 3 & 6 & ...
6
votes
1answer
1k views

How can I add some enhancement to the matrix [duplicate]

Possible Duplicate: Highlight elements in the matrix \documentclass[12pt,a4paper]{mwrep} \usepackage{amsmath} \usepackage[nodisplayskipstretch]{setspace} \setstretch{1.5} \begin{document} ...
4
votes
3answers
706 views

How can I create a matrix normal form?

Is it possible to create a matrix like the following draft with LaTeX? I have found this Tikzample, but I don't know how to get the dots on the diagonal. edit: This is how far I got: $$ ...
10
votes
2answers
1k views

Tikz foreach inside matrix

Apparently this question has been asked a hundred times already. But I couldn't get it to work with any of the answers provided. I want to have nested for loops inside a Tikz matrix. Something like: ...
12
votes
4answers
4k views

Text above matrices

I am new to latex and I am trying to create So far I have been able to create the matrices, like so: \[ N\textrm{ spectra} \begin{bmatrix} a_{11} & a_{12} & \cdots & a_{1M} \\ ...
24
votes
2answers
13k views

Label rows of a matrix by characters

How to add label to index the rows and columns of the matrix ? because I want to number the line outside the matrix \[ \begin{array}{lc} \ Mat_{\varPhi to M} & ...
8
votes
2answers
6k views

Horizontal line representing row vector in matrix

I would like to produce a graphical representation of a matrix as stack of row vectors. Because I will be publishing the math on a website, I have access to the amsmath package but no others. I find ...
10
votes
2answers
11k views

Matrix in small size

Does anyone have a good idea for an alternative matrix definition with a font size between the standard size used for say pmatrix and the \scriptstyle size used by smallmatrix? I have several vectors ...
2
votes
1answer
2k views

Produce matrix with labels underneath

Sorry if this has been asked before, I am trying to produce a matrix that appears as in the linked image. In particular, I am wondering how to get the labels on the top and bottom of the matrices, as ...
7
votes
4answers
865 views

What is the best way to indicate repeated off diagonal elements in a matrix/array?

I'd like to typeset a matrix of the following kind: When the symbols involved are big, like, in place of $r$, suppose we had $\mu(k-1)$ and in place of $\lambda$, we had $\mu(k-2)$, the matrix B below ...
7
votes
1answer
631 views

Linking the columns widths of two tikz matrices

I have two figures containing a tikzfigure with a matrix. Both matrices are related, i.e. have the same columns, and I would like tikz to assign them the same column widths, just as if I had all rows ...
9
votes
2answers
26k views

Misplaced alignment tab character when building a matrix

I'm still new to latex. I've been having a problem with building a matrix and I have no idea what I'm doing (or what I'm doing wrong), so be gentle please :) \begin{matrix} 5 & 6 & 7 \\ 4 ...
7
votes
3answers
2k views

Plot a matrix of real values with TikZ/PGF like imshow in matlab

How can I plot a matrix of real values with TikZ/PGF such that it looks like plotted with imshow in MATLAB? \addplot3 does something similar, but I'd like to have that in a color-coded 2D plot.
11
votes
3answers
1k views

Column sums in matrix array

I am trying to get my equation to look like the following: I cannot seem to get anywhere close (is there a way to get labels in \bordermatrix to go at the bottom?). Here is my code so far (without ...
4
votes
1answer
2k views

Maxima exported file in LaTeX

I exported this document from Maxima. \documentclass{article} %% Created with wxMaxima 12.01.0 \setlength{\parskip}{\medskipamount} \setlength{\parindent}{0pt} \usepackage[utf8]{inputenc} ...
11
votes
2answers
517 views

Programmatically setting column style of a matrix in TikZ

I'm trying to programmatically set the style of the columns of a TikZ matrix. My attempt is the following: \documentclass{article} \usepackage{tikz} \usetikzlibrary{matrix} \begin{document} ...
7
votes
1answer
6k views

How to print a LaTeX matrix using xtable in R

I'm trying to get R to print a matrix as a LaTeX matrix using xtable, using the LaTeX environment bmatrix. a <- matrix(rnorm(25), 5 ,5) x <- xtable(x) > print(x, floating=FALSE, ...
7
votes
1answer
487 views

Matrix vertical alignment in combination with double spacing

Why does the following code mess up the vertical alignment in the matrices? \documentclass{article} \usepackage{amsmath} \usepackage{setspace} \doublespacing \begin{document} The first case is ...
7
votes
3answers
2k views

Tikz - How to nest nodes in a matrix so they can be connected?

I want to make a matrix which has multiple nodes in a single matrix cell. These nodes should be centered to each other. I managed to make this work by using a nested tikz environment like so: ...
12
votes
2answers
701 views

Print zeroes in a sparse matrix in a lighter color

For a report I need to print some sparse matrices as full matrices, so that means that there are a lot of zeroes. If I print them in the same color as the meaningful entries, it doesn't look very ...
4
votes
1answer
873 views

TikZ-equivalent of bordermatrix with automatic alignment of labels

I would like to create a TikZ matrix (containing pictures in the cells) and annotate rows/columns of this matrix is the same manner as \bordermatrix allows. This is (approximately) a picture of what I ...
8
votes
1answer
8k views

How to label a line created with draw command

I have the following: \begin{tikzpicture} \matrix (m) [matrix of math nodes, row sep=1em, column sep=3em]{ \quad & a_1 & \quad \\ b & a_2 & \{ a_1, a_2 \dots a_n \} \\ ...
7
votes
1answer
673 views

Copy-able Matrix/Grid

I have grid-formatted data: 1 2 3 4 5 6 7 7 9 I'd like to display this as above in a LaTeX document compiled with pdfLaTeX. I've thought about using the TikZ Matrix library and the AMSMath Matrix ...
7
votes
1answer
428 views

Twist a single line matrix in TikZ

I have a single line matrix made with TikZ: \documentclass{article} \usepackage{tikz} \usetikzlibrary{matrix} \begin{document} \begin{tikzpicture} \node [matrix,fill=white!20,draw=blue] (my matrix) ...
7
votes
2answers
3k views

braces on the sides of an easybmat matrix

I created the following matrix with easybmat, and I would like to add at the bottom (respectively right) something like an underbrace (resp. "rightbrace") under each of the two blocks, together with a ...
13
votes
2answers
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Broken matrix - gaps in brackets

This is my minimal working example. \documentclass[12pt,a4paper]{mwrep} %\usepackage{amsfonts} \usepackage{amsmath} %\renewcommand\baselinestretch{1.5} \begin{document} \chapter{Example} ...
3
votes
1answer
415 views

How can I add size of Tikz drawing into size of equation? (PART 2)

Related to: - How can I add size of Tikz drawing into size of equation? Code presented below is the result of combining code from solutions to: - How can I add clips above matrix? - How can I add some ...
42
votes
5answers
10k views

How do I label different rows or columns of a matrix using braces?

I have a matrix enclosed in brackets [ ] (or (), or {}, or |'s, or ||'s): - a b c d - | e f g h | | i j k l | - m n o p - which I want to label like so: R |---| -- - a b c d ...
5
votes
1answer
236 views

Centering item along several nodes in bmatrix

How can I position X exactly in the middle of space between a and d column? \documentclass{article} \usepackage{amsmath} \begin{document} \[ \begin{bmatrix} a & b & c & d & e \\ ...
19
votes
4answers
4k views

Draw a line through one column of a matrix

I'd like to "cancel" (draw a line through) a column of a matrix (using \begin{pmatrix}..\end{pmatrix}). How can I do this?
3
votes
1answer
255 views

How to align macros to correct order in TikZ matrix?

How to fix the broken placement of macros in matrix? \documentclass{article} \usepackage{tikz} \begin{document} \newcommand{\macroA}{ \begin{tikzpicture} \node[minimum height=1.5cm,minimum ...
2
votes
1answer
916 views

Adding text over matrix in LaTeX

I am trying to accomplish this in LaTeX. j ⎡a b c⎤ |d e f| ⎣h i j⎦ so that the "j" is aligned with the center of the matrix. It seems like I can't use the \begin{align} ...
3
votes
1answer
576 views

tabular as matrix

I have the attached figure and I need to have arrows from the entries of the table on the right-hand-side (one which says Dimensions List DL) to nodes of the tree. I think the best way to do this is ...
8
votes
1answer
7k views

Different arrow line styes and different row sizes in tikzpicture

I am using tikzpicture environment, together with \matrix command to draw a diagram. I have two questions: Can I use different arrow line styles in the same matrix? For instance, the matrix called ...
5
votes
1answer
5k views

How to create a matrix with rows and columns labeled (at the right side)?

I would like to create a matrix with rows and columns being labeled. I would like the matrix elements to be right aligned, the row labels being displayed to the right of the matrix, and the column ...
3
votes
1answer
962 views

Example of matrix node in trees in tikzpicture

I'm trying to recreate this image using tikz matrices in a tree. I can create the first node and can hook up to children, but I can't get the syntax for including more matrices as child nodes of ...
8
votes
1answer
314 views

Make the `\ddots` looks well in a transformed matrix

I want to typeset a large matrix: \addtocounter{MaxMatrixCols}{8} \begin{pmatrix} 1\\ &\ddots\\ & &1\\ & & &0& & & &1& & ...
6
votes
1answer
3k views

Write elements above and right outside the matrix

I found writing matrix's code is a boring work. There is one, you can see in pic below. Can anybody help?
2
votes
2answers
4k views

Can you put two matrices in display mode side by side in LyX?

I have two matrices, and I want to render them side by side with appropriate space in between in display mode. How should it be implemented in LyX?
0
votes
1answer
305 views

Typing Block matrix between texts than in separated picture?

How can I type a block matrix for instances a square that divided on each side between lines in LaTeX? Namely between $...$?
5
votes
1answer
2k views

Tikz positioning in matrices

Due to the help of some posts on StackExchange (mostly [1] and [2]) I think that I got the gist of categorizing matrix rows and columns with braces and separating them with lines in TikZ. However, I ...
8
votes
2answers
900 views

Enforcing That \array Stays Square When Drawing Matrix

I'm trying to draw a block matrix in LaTeX, and this is what I have so far: \begin{array}{|c|c|} \hline I_{r \times r} & 0 \\ \hline 0 & 0 \\ \hline \end{array} Here's a ...
5
votes
1answer
830 views

tikz matrix : centering cells

I have what's below and I do not know why the term m_{n+1,k} is not horizontally centered in its cell? \documentclass{article} \usepackage[utf8]{inputenc} \usepackage{tikz} ...
14
votes
2answers
6k views

How to typeset a matrix with MathJax?

I need to typeset a matrix with square brackets as delimiters for math.se (I believe they use MathJaX). How would I do that?