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

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4
votes
1answer
880 views

How to achieve double border line between some columns of tikz matrix?

I've read TikZ matrix as a replacement for tabular which nicely explained how to get table with borders in the first place. Now, I'd like to have let's say thicker border (or double border line) ...
8
votes
3answers
18k views

matrices too big to fit the width of a page

When I type matrices in beamer class, they are often too big to fit the width of a page. What is the way to make the matrices smaller? I also want to make the font of the entries of these matrices ...
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} \\ ...
8
votes
1answer
1k views

How to cross a row in matrix with a line?

Is there an "easy" way to cross the row in a matrix with a line? I am trying to demonstrate to my students how to type in LaTeX their homework assignment on Boolean function. The below table is used ...
5
votes
1answer
341 views

special symbol for matrix index l

In the following image there are two different styles used for matrix index l. The first one is the default one. How can one get the second one? The code is for the first equation is ...
3
votes
1answer
276 views

How to position “=” mid-line inside a '\raisebox' and then `align` using `&=` with expression below?

In order to get a full stop at the bottom, rather than mid-line, after an aligned matrix expression, I have raised the expression using a raisebox, and adjusted space using `vspace'. This is now ...
3
votes
2answers
398 views

How to put a full stop at the bottom, not mid-line, after an aligned matrix?

How can I put a full stop at the bottom rather than at mid-line following the end of an aligned matrix expression such as $\begin{pmatrix} x\\ y \end{pmatrix}$?
14
votes
2answers
3k views

TikZ: Curve through specified points

\documentclass{standalone} \usepackage{comment} \usepackage{tikz,pgf} \usetikzlibrary{fit,scopes,calc,matrix,positioning,decorations.pathmorphing} \begin{document} \begin{tikzpicture} ...
8
votes
2answers
3k views

Matrix with arrows and labels

I would like your advice on writing a matrix with latex. In order to explain the meaning of the rows and columns, the matrix should be surrounded by two arrows, one on the left side pointing downward ...
4
votes
1answer
696 views

TikZ: Tilting a submatrix of a \matrix

\documentclass{standalone} \usepackage{tikz,pgf} \usetikzlibrary{fit,scopes,arrows,calc,shapes.misc,matrix,positioning} \begin{document} \newcommand{\bbrect}[3]{ ...
19
votes
3answers
3k views

How can I visualize Matrix operations?

I would like to visualize some matrix operations like that: How can I do that (preferably something that also works for mathjax)?
8
votes
1answer
27k views

Matrix equation (esp. row vectors)

I'd like to write the matrix equation A = (x y) B (x y)^T, where (x y)^T is written as a column vector and B is a 2x2 matrix written as such. I can (almost) do this by, for example, the following: A ...
10
votes
1answer
2k views

Compiling a BIG matrix

I have a large matrix (say, 100x100) in LaTeX code and I want to view it in a human-readable form. Obviously compiling the TeX code (of the matrix and nothing else) is the best way (much better than ...
51
votes
9answers
17k views

Highlight elements in the matrix

I have a matrix and need to highlight some elements in the matrix. I have found how to highlight a single element (I want to put the cell in the square): $$ A = \begin{bmatrix} \fbox{0} & ...
5
votes
2answers
10k views

Set horizontal width of matrix in amsmath [duplicate]

Possible Duplicate: Is there a way to slightly shrink a table, including font size, to fit within the column boundaries? I have a 16x16 pmatrix. How do i set the width so it doesn't ...
6
votes
3answers
958 views

Optional argument to an environment inside align

I have lots of matrices so I want to define a mat environment. I sometimes need the matrix to have right-aligned columns so I am using mathtools and I want to have an optional argument that is ...
16
votes
3answers
5k views

Typesetting a Row Vector

In the question typesetting a column vector, a very nice solution was given for typesetting a column vector with an arbitrary number of rows. I am attempting to modify the code to produce row vectors ...
16
votes
4answers
20k views

Diagonal dots spanning multiple lines/columns of a matrix

I'm filling in large sparse matrices, for example \begin{bmatrix} 0 & -2 & 1 & & -1 & 2 \\ 2 & \ddots & \ddots & \ddots & & -1 \\ ...
5
votes
2answers
3k views

Vertical Line in \bordermatrix [duplicate]

Possible Duplicate: bordermatrix with blocks I need to put a vertical line between two columns of a matrix in \bordermatrix. I know how to do it in the array environment, but \bordermatrix ...
15
votes
1answer
842 views

How does this macro for augmented matrices work?

I've used this code I found somewhere to typeset literally hundreds of augmented matrices, and it's been amazing: \documentclass[a4paper,12pt]{article} \usepackage{amsmath} \usepackage{arydshln} ...
4
votes
2answers
931 views

How can I use monospaced font inside a matrix (or tabular etc)?

I would like to display a matrix with characters using monospaced font (as in \tt and \mathtt), but I haven't found an easy way to do it. Something like this: \begin{center}{\tt\left( ...
11
votes
2answers
3k views

Gaussian reduction of matrices

I have to show a Gaussian reduction in an assignment, and I was wondering what the more space-efficient and neatest way of expressing this is. I thought about using \begin{smallmatrix} (it's only a ...
7
votes
1answer
256 views

Using “found” code to typeset augmented matrices, want [] instead of ()

Here's a minimal example of what I'm doing presently: \documentclass[a4paper,12pt]{article} \usepackage{amsmath} \usepackage{arydshln} \makeatletter \renewcommand*\env@matrix[1][*\c@MaxMatrixCols ...
10
votes
3answers
2k views

Look for a bigger delimiter than \Bigg

\documentclass{article} \usepackage{amsmath} \begin{document} \[\left. \begin{vmatrix} a_{11}&a_{12}&a_{13}\\ a_{21}&a_{22}&a_{23}\\ a_{31}&a_{32}&a_{33} ...
1
vote
2answers
298 views

Why am I getting a frame number of 2? [closed]

Using tikz/matrix inside beamer, I have several slides with a wrong page/frame count. Why is that so, and how can I avoid it? MWE: \documentclass[14pt]{beamer} \usepackage{tikz} ...
11
votes
1answer
23k views

How to represent the trace of a matrix [duplicate]

Possible Duplicate: Define additional math operators to be typeset in roman The trace of a matrix is often written as "Tr [matrix] ", but there does not seem to be a naive LaTeX symbol for ...
9
votes
2answers
4k views

How can I put a matrix in a figure caption?

I would like to put a matrix in a figure caption. The following example demonstrates the idea: \documentclass{amsart} \usepackage{graphics, epsfig, psfrag} \begin{document} \begin{figure} ...
12
votes
1answer
697 views

Enter matrices by columns rather than rows in TikZ

I find myself drawing a lot of quantum circuits these days, and I do them in TikZ because it produces very nice diagrams. A quantum circuit is a lot like staff (as in music). You go from left to ...
9
votes
2answers
29k views

Vertical line in matrix using LaTeXiT [duplicate]

Possible Duplicate: What's the best way make an “augmented” coefficient matrix? I am trying to make a vertical line in a matrix in LaTeXiT. I have read that it should be ...
13
votes
3answers
21k views

Vertical spacing between fractions in matrix environment [duplicate]

Possible Duplicate: How can I increase the line spacing in a matrix? Using display style fraction in a matrix environment How to add extra spaces between rows in tabular environment? ...
1
vote
2answers
281 views

How to create newlines?

I am new to Latex and found out how to use it a bit. Newlines are created by \\ I get the following error: \\ can only appear in a matrix or array How do you create newlines between matrix or ...
12
votes
1answer
1k views

Typesetting a matrix with crossing arrows on it

I'm able to draw matrices on LaTeX but I don't know how to put crossing arrows on it as the second matrix in the figure. I tried to make it 5 x 5 matrices and put \diagup, \diagdown on diagonals ...
22
votes
2answers
62k views

3 dots in matrix

I was wondering if anyone knew how to draw 3 dots in a matrix that go in a diagonal way usually to represent that element flow similarily in the slots. I know there's one that goes in the bottom right ...
1
vote
2answers
840 views

Matrix gauss package problem with alignment

So far I am using the gauss document package, because it offers to show row operations. Now If i try to add fractions inside the matricies, or - signs things gets messy... The text will not align ...
14
votes
2answers
5k views

Array with labeling columns

Is there an intelligent way to label (or name) columns in a matrix? I would like to have something like \[M=\left[\begin{array}{c|cc} 1 & 2 & 3\\ 4 & 5 & 6 ...
10
votes
2answers
2k views

highlighting diagonal of a square matrix

I have a 3x3 eqnarray. Is there a way to highlight the diagonal with background color, perhaps using tikz? I was using tikz ellipse to highlight equation terms, though stretching the ellipse to the ...
6
votes
1answer
743 views

Problems with a matrix of multipart nodes

Just for fun I wanted to reproduce the memory of Can't get split rectangle to shrink small enough in this TikZ picture using a matrix of nodes avoiding the use of \foreach loops to place nodes. My ...
5
votes
2answers
576 views

pmatrix without changing font size

In Plain TeX with the amstex package, is there a way to tell \pmatrix to NOT change font size? E.g. when I do: \sum_{\pmatrix a \\ b \\ c \endpmatrix} I end up having to insert \scriptstyle three ...
7
votes
4answers
1k views

Obstacles to simulating an amsmath matrix by a TiKZ matrix of math nodes

I'm trying to figure out a TiKZ-based solution to this problem involving arrows between matrix rows. To this end, I would like to at least be able to make a matrix of math nodes simulate the behaviour ...
5
votes
3answers
10k views

Typesetting on block matrix is ugly

I have a large n x n matrix I'm trying to typeset. My current code is as follows: $\left(\begin{array}{c|ccc} 1 & c_2 & \cdots & c_n \\ \hline 0 & ...
8
votes
2answers
3k views

Create a math matrix in TikZ partition lines

I want to draw a math matrix in TikZ, where I can draw helping partition lines. So far I found it pretty simple to just draw a matrix with brackets. \begin{tikzpicture} \matrix [matrix of math ...
11
votes
3answers
6k views

Vertical vectors in angle brackets

I wanted to produce the following formula: which is nothing but a vertical vector in angle brackets. I expected the following code to do the job: \left\langle \begin{matrix} a \\ ...
19
votes
3answers
16k views

Where is the \matrix command?

From what I can see, \matrix was a TeX command, but I cannot seem to find documentation on it. It works in MathJax, so I wonder if it can be used in LaTeX. ie this is valid MathJax: $$ \left[ ...
1
vote
0answers
215 views

How to use tikz matrix in a LaTeX command? [duplicate]

Possible Duplicate: Problem with defining shortcuts for TikZ matrices. I tried to use a tikz Matrix in a LaTeX document as the following: \documentclass{article} \usepackage{tikz} ...
2
votes
1answer
506 views

Automatically shrinking a matrix

I'm wondering about a way to automatically shrink down a matrix. I can think of \arraycolsep command for the column width but I am not aware of an equivalent command for the height of the lines? ...
4
votes
1answer
2k views

Some problems drawing linked lists with TikZ's matrix library

Some time ago I found the question Draw an adjacency-list representation of a graph with tikz and wanted to solve it. I could but with some problems which still remain and How should I draw a ...
5
votes
1answer
10k views

How to properly resize a matrix?

Apparently text is resized in one way and math in other way. However, the commands to resize math do not work well on a matrix; it appears barely smaller and unexpectedly shifted down. The commands to ...
6
votes
3answers
981 views

Specific blockmatrices

I would like to put some block matrices in LaTeX: in the end they should look like this; The first matrix that I need looks like this, sorry I know it does not look very clear this way (for a better ...
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?
12
votes
2answers
2k views

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} ...