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

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0
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145 views

How to built an abstract matrix? [duplicate]

I want to built a matrix like the picture: Have a trial: \begin{displaymath} \left( \begin{array}{ccc} b_{11} & \ldots & b_{1j} & \ldots & b_{1j} \\ b_{21} & \ldots & ...
9
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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 ...
14
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3answers
1k views

Force latex to show a square matrix as square

How can i force latex to print out square matrix as a square matrix with equal width and height in math-mode? I also read amsmath documentation, but don't found any useful help on it. For example ...
11
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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 ...
9
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2answers
687 views

How to typeset this in LaTeX

I would like to typeset the following matrix: However, I don't know how to achieve the braces and the dots leading to the matrix entry.
14
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1answer
345 views

Are there specialized libraries or packages to draw blocked/partitioned/splitting matrices in Tikz?

I need to write matrix splitting and factorization operations (for my linear algebra course). It is hard to do these is direct Latex. I can use Visio to draw these easily, but I'd prefer to use Tikz ...
14
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2answers
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Using brackets as delimiters for matrix in TikZ-PGF Matrix Library

The TikZ-PGF manual is clear that for the matrix library, the delimiters are parentheses and braces: Delimiters are parentheses or braces to the left and right of a formula or a matrix. I ...
10
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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 ...
8
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5answers
730 views

What's the best way to write matrix together with its dimensions on top and left?

I'm trying to show that matrix A (m rows, n columns) times matrix B(n rows, k columns), results as matrix C ( m rows, k columns). I wonder what's the easier way to write it? there are several ...
8
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1answer
2k views

Centering xymatrix in equation environment

The xymatrix diagram does not seem to vertically align when grouped in an equation environment. For example, this code produces the following image (which seems to place the xymatrix 2.5em lower than ...
6
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1answer
1k views

How to make a full equation with tikz?

I am using this solution here to make long dashes within a matrix, and it is working well. The code is: \documentclass{article} \usepackage{tikz} \usetikzlibrary{matrix} % possible to customize here ...
2
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2answers
282 views

Drawing this matrix using Tikz

I have a matrix which has certain properties. To illustrate these properties, I would like to generate the following image using Tikz: Additionally, I would like the following things on the image: ...
13
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4answers
2k views

Drawing Young tabloids

I would like LaTeX to produce output like the following (without the 2 a so called Young tabloid), ideally by writing \ytabloidshort{123,56} (using one character per cell, ideally allowing ...
11
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3answers
290 views

Matrix from graph description

Are there any LaTeX package that draws/plots/generates a matrix from a "graph" description (node relations). Any type of description/language could be useful. The trick is to generate automaticly a ...
10
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3answers
4k views

Border matrix with multiple indices on top and bottom

How can I write a matrix where there is an index at the top and also at the bottom? \bordermatrix doesn't seem to have an option for multiple indices.
10
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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 ...
9
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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} ...
8
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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 ...
7
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1answer
1k views

Block matrix equation with dimensioning

I need to write following matrix equation in LaTex. The dotted lines shown need to be present in the structure but need not have colors (could as well be black). I have used it here only to show the ...
7
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1answer
825 views

How to label arrows in tikz-cd diagrams with matrices?

I'm using tikz-cd for some commutative diagrams, but if I try to label an arrow with a matrix, & appears to be "undefined control sequence". So all the entries in a row get concatenated, and it ...
7
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3answers
4k views

How do I typeset vertical and horizontal lines inside a matrix?

(From the notation used in course notes for Stanford CS229 available online.) I'm trying to typeset the following matrices made up of row or column vectors: Any ideas?
6
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1answer
250 views

Automatic way to match matrix heights

I have a simple matrix equation, but one of the matrices has subscripts and superscripts on both lines: \documentclass{article} \usepackage{lmodern} \usepackage[T1]{fontenc} ...
6
votes
2answers
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Vertically align the tops of matrices in an equation

The following matrix equation looks great: \begin{align*} \overset{A}{\left[\begin{matrix}t_{1}&1\\ \vdots&\vdots\\ t_{n}&1 \end{matrix}\right]} \overset{x}{\left[\begin{matrix} ...
5
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1answer
171 views

Labeling the columns of matrices

I am trying to TeX a transition matrix for a Markov process and I want to be consistent with our textbook and label the columns and rows. I found \kbordermatrix and that let me produce: ...
4
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1answer
248 views

Getting block matrices to be the same size

I want to produce equations with block matrices \documentclass[a4paper,12pt,titlepage]{article} \usepackage[fleqn]{amsmath} \usepackage[pdftex]{graphicx} \usepackage{blkarray} \usepackage{mathtools} ...
4
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1answer
2k views

Vertical align in tikz matrix

\documentclass[a4paper,12pt]{report} \usepackage{tikz} \usetikzlibrary{matrix} \begin{document} \begin{center} \begin{tikzpicture} \tikzset{square matrix/.style={ matrix of nodes, column ...
11
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2answers
515 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} ...
10
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3answers
4k views

How to draw a separator between the columns of a matrix.

Is there a simple way to tell TikZ that I want a vertical line to separate the columns of a matrix? I know how to draw them manually, I am looking for an automatic solution, maybe using styles or ...
9
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2answers
2k views

How to shorten \hline in a matrix

I indicate blocks in a matrix using \hline: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{equation*} \begin{bmatrix} a & b\\ \hline c & d ...
9
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1answer
1k views

How can I draw a diagram for matrix multiplication with LaTeX?

I'm trying to make a PDF manual for matrix multiplication with LaTeX. I'd like to generate a graphic similar to this one (from Wikipedia/Matrix multiplication): I guess this will be quite a bit of ...
8
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3answers
224 views

Align matrices problem

I have an equation of matrices and I want to align the dimensions of the matrices below the equation of matrices. However, I produce something very ugly. Can someone advise how to make it look better ...
8
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2answers
2k views

Creating straight line in matrix

I need to add some straight lines inside a matrix to indicate labeling of rows, like this: How do I do that?
8
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2answers
888 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 ...
8
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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 ...
7
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5answers
690 views

Easier or better way to draw 1d array

I'm trying to reproduce the following figure, and was wondering if there was a simpler way. \documentclass{article} \usepackage{tikz} \usetikzlibrary{matrix} \def\leftbracket{[} \def\rightbracket{]} ...
7
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2answers
250 views

How can I get the explanation borders with pmatrix?

I have asked this question in chat. How can I add the explanation borders to the below matrix? \begin{align*} C_{D_{1\succ 2}, \mathrm{increasing}} &= \underbrace{\begin{pmatrix} 1 & ...
7
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2answers
2k views

Position two stacked tikz matrices

I would like to take two TikZ matrix, possibly of different dimensions and stack them. My demo code: \documentclass{article} \usepackage{tikz} \usetikzlibrary{matrix} \begin{document} ...
6
votes
2answers
3k views

Vertical dashed line of a custom height

I need a vertically dashed line in my matrix, but my current solution looks like the dashes are going out of the array environment (and they are - i checked in photoshop). Can I manually shorten it by ...
6
votes
1answer
4k views

diagonal line within matrix

I've got simple task - draw block of matrices, when one of the matrices contains diagonal and vertical lines. I am able to make diagonal dotted lines but so far i have not succeeded with solid line. ...
5
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2answers
449 views

Matrix color blocks

I am looking to produce a matrix multiplication where one of the matrices consists of coloured blocks. Much like: Is there any way to produce something like this in Latex?
5
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1answer
416 views

Array Alignment using TikZ Matrices; cell over a complete row

I want to align subplots in a pgfplot. with \matrix it is easy to align pictures. My problem is, that I need several rows with two columns/pictures and a last row with a picture over both columns. ...
4
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2answers
133 views

How to shade or highlight the upper or lower triangular part in a matrix?

How can I shade or highlight the lower (or upper) triangular part of a matrix in some color like Q above?
4
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1answer
952 views

Problem with \cdashline and package arydshln

I have a problem with \cdashline. I use the \cdashline in a matrix but I have an error with \usepackage{arydshln} I think: ! Use of \x doesn't match its definition. \LT@array ->\adl@arrayinit ...
4
votes
3answers
2k views

Is it possible to draw an n by n grid with text in each cell, with a different background shade/colour in each? (confusion matrix)

I am making a confusion matrix for a document, and I was wondering if LaTeX has the capabilities to handle this. It is essentially a table, but with background shading corresponding to the value in ...
4
votes
3answers
1k views

Writing a formula below a matrix

I have a matrix environment: \begin{bmatrix} ... \end{bmatrix} How can I write below that matrix? I tried with substack, so I wrote \end{bmatrix}_{\substack{...}} That doesn't work as it does ...
4
votes
1answer
523 views

Row spacing in kbordermatrix

I want to create a matrix with row and column lables (outide matrix delimiters). After a lot of googling, I have found that TeX macro kbordermatrix is best suited for this purpose. Here is my code ...
3
votes
1answer
204 views

Typing an 11 x 11 (or larger) Matrix [duplicate]

I would like to explicitly write out a n x n matrices in my paper, but once n \geq 11, I get compiling errors and it refuses to print the matrix. Here is what I have: \documentclass{standalone} ...
2
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1answer
147 views

Problems with matrix highlighting in two separate equations using hf-tikz

I have the following 2 matrix. If I do that: \documentclass{article} \usepackage{amsmath} \usepackage[usenames,dvipsnames]{xcolor} \newcommand\x{\times} % requires version 0.3 of the package ...
2
votes
1answer
461 views

Underline multicolumns in tikz matrix

In a TikZ matrix, how can I underline multicolumns automatically as follows (esp. when height of one header cell is larger than others): MWE from this question: \documentclass{standalone} ...
1
vote
2answers
142 views

Improving my latex codes for matrices

i want to write my latex code as in the image inserted below. Please can someone help me to improve my code here to let them look like in the image. \begin{multline*} \begin{bmatrix} k_{A,t} \\ ...