{array} is an environment used in {math-mode}. It can be useful when aligning terms.

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2
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2answers
183 views

Draw a horizonal line over the entries of a row in an array

How to draw a horizonal line across a row (over the entries) in an array?
13
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1answer
4k views

A Matrix with labels, dashed lines

I'm trying to TeX the following matrix, from Guillemin and Pollack (1.4 #13) The best I've been able to do is get the dashed lines with \[ \left( \begin{array}{c:c} B & C \\ \hdashline D ...
5
votes
1answer
424 views

tabularx and formatting entire column

This is obliquely related to this query, except that I would like to have a tabularx environment where the entire first column is in italics (or some other standard formatting). The following ...
5
votes
5answers
1k views

Automation: static array for the sieve of Eratosthenes

I would like to produce one simple array of numbers from 1 to 100 of dimension 10*10, where 1 will not be displayed. In Sieve of Eratosthenes in tikz there are pretty animations, but what I need is ...
10
votes
1answer
3k views

Negative Sign and Matrix Alignment

I am having trouble centering the elements of a matrix such that the negative sign is not taken into account during alignment. Additionally, I would also like the space between the left parenthesis ...
3
votes
2answers
237 views

having problems using arrayjobx with tikz - how can i use arrays in tikz?

I need the help of some smart people ;) I want to draw a picture with TikZ, which is heavily based on randomization and I want to make it quite parametrized. It's actually a graph of n nodes where ...
4
votes
2answers
4k views

Sub-numbering equations within array

I'm using the array environment to give multiple definitions of some value, let's call it x. I can easily get a reference to all 3 definitions together, but I want each one to have its own reference. ...
2
votes
2answers
497 views

array environment with tags/labels

I try to come up with a couple of formulas which should be aligned according to a relation symbol but also to the left. Have a look at the following example: \documentclass{article} ...
1
vote
0answers
59 views

Brace and Array with \frac and \cos, Height [duplicate]

Possible Duplicate: Using display style fraction in a matrix environment How do I create a left brace for an array such that it surrounds all the elements of the array? This is happening ...
1
vote
1answer
58 views

svmono array padding

The svmono class (available here) butchers spacing inside arrays; compare \documentclass{svmono} \begin{document} $\begin{array}{|l|} text \end{array}$ \end{document} to the same in the article ...
9
votes
1answer
272 views

What is best practice for aligning distinct arrays or tables side-by-side?

I have two related tables that could naturally be displayed side-by-side but don't have to be. However, it saves space to display them side-by-side rather than one atop the other. If I do so without ...
2
votes
1answer
289 views

How can I write a matrix using the whole page width in a two-colum document?

How can I write a big matrix (or array) in the width of the page while using two columns for all paper? I know that for figures (figure*) can be used, is there any way to do it for arrays?
7
votes
3answers
298 views

How can I determine the size of an array?

After a long search period, I was not able to figure out how to determine and use the len of an array like this: \def\mar{ 1,2 } \path let \p1=($(rec.west)-(rec.east)$), ...
4
votes
1answer
261 views

Counters for use in array/tabular cells

The following practical example \documentclass{article} \usepackage{array}% http://ctan.org/pkg/array \newcounter{tabcol}\newcounter{tabrow} \newcolumntype{C}{>{\stepcounter{tabcol}}c} ...
6
votes
2answers
3k views

Extra vertical space after \hline causes a gap in the right border of an array

I wanted to put a bit of space after an \hline in an array; the main suggestion floating round the Internet seems to be to use \hline \\ [-1.5ex] Unfortunately, this causes a gap in the line on the ...
3
votes
1answer
134 views

Line breaking and floating

I have a matrix and I want to show some lines of text floating right to the matrix. The problem is that the following code shows two lines of text without executing \\ break-line. \[ M = \left( ...
5
votes
1answer
4k views

LaTeX doesn't recognize \end{array}

Following code ... \begin{align} \begin{array} 1 & 2 & 3\\ 1 & 2 & 3 \end{array} \end{align}... results in numerous errors: - Argument of \array has an extra } (line 0) - ...
5
votes
1answer
302 views

What environment to use in writing formal deductions?

Learning about mathematical logic, I have to write formal deductions*. How can I write them using TeX? Any feedback is welcome. (*)Roughly they are numbered lists over two columns, the first ...
6
votes
1answer
2k views

Breaking an array of equations

I wanted to break long equations in an array environment. To do this, I used dmath environment from breqn package but it did not work. How can I write long equations in an array environment with line ...
1
vote
1answer
272 views

Overbrace is not alligned correctly

Here is an equation: \documentclass[a4paper,10pt]{report} \usepackage{xltxtra} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{array} \usepackage{unicode-math} ...
3
votes
3answers
5k views

Array alignment within align environment

I am trying to typeset an array within an align environment, aligning to a specific separator in the array. In the following example, I want to align on the ":" separator in the array. ...
4
votes
1answer
548 views

Text column in array

I am trying to do something that seems relatively simple but I can't get it to work. Basically, I would like one of the columns in my math mode array to be text, so I am trying to use pre and post ...
5
votes
1answer
1k views

Changing the fontsize of selected column in table

I want to decrease the font-size of a selected column. I tried \documentclass{article} \usepackage{multirow,array} \usepackage{booktabs} \begin{document} ...
11
votes
3answers
2k views

Using \underbrace with table columns

I have the following code: \begin{displaymath} \begin{array}{|c|c|c|c} p & q & p\lor{}q & p\land{}q \\ \hline 0 & 0 & 0 & 0 \\ 0 & 1 & 1 & 0 \\ 1 & 0 ...
4
votes
3answers
1k views

adjust the array size to the size of the frame+Beamer

I inserted a table into a page of a presentation Beamer but the problem is that the array size exceeds the frame. How to adjust the array size to the size of the frame?
1
vote
1answer
100 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 ...
9
votes
4answers
153 views

Restore the original array code

The arraypackage redefines array in various ways. I was woundering if anyone had made a package containing a localized (prefixed) version of the kernel array? I have a document were we have a simple ...
4
votes
2answers
2k views

left aligning the conditional statement inside an array

I have equations of the form a = b + d for i <= 4, j < 3 = c for i = 5 = d - e + u for i > 5 I am writing them using the following code in latex: \begin{equation} a = ...
10
votes
3answers
2k 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.
8
votes
3answers
575 views

array within frac, using nath package

I use the nath package to get automatically-sized delimiters, but it breaks having a \begin{array}{…}…\end{array} within a \frac{}{} (simply removing the \usepackage{nath} below fixes the example, but ...
2
votes
1answer
363 views

subfloat with array?

the following code produces an error: missing $ inserted. 1.109 \end{array} any suggestions on what I am missing: \begin{figure}[H] \caption{My caption goes in here.} \centering ...
11
votes
2answers
811 views

Problems with alignment of sequences

I want to align two sequences: a_1, b_1, c_1, d_1, e_1 etc. a_2, b_2, c_2, d_2, e_2 etc. here's what I wrote \begin{align} \notag &a_1,\ &b_1,\ &c_1,\ &d_1,\ &e_1\ ...
8
votes
1answer
3k views

Add more horizontal space in an array

Is there a setting I can input to the array environment, which will slightly increase the horizontal spacing between each entry? I would appreciate it if you could test your code on the following ...
6
votes
1answer
451 views

How can I update the array package? Warning from tabu

I am trying to use the tabu package, but it returns a warning which does not seem like a good sign. Does anyone know how to resolve the following issue? LaTeX Warning: You have requested, on input ...
7
votes
4answers
3k views

How to align a system of multiline equations?

I've got a system of equations, each of them doesn't fit the page width, so I'm searching the way to align them so that: the brace should appear to the left with no indentation the first line of ...
7
votes
4answers
540 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 ...
6
votes
3answers
1k views

Color a line in array

Is it possible to change a color of a single line inside an array environment? I have an array of possible solutions and I'd like the best one to be highlighted, the array is declared like ...
10
votes
3answers
5k views

Convert numpy array into tabular

I am doing some data analysis in python, putting the results in form of a matrix stored into a numpy array. I would like to put this results into a report and the best way would be to put a table with ...
5
votes
1answer
5k views

Columns width of array environment

I'm using the array environment and have something like this: \begin{array}{|c|c|} \hline \textbf{x} & \textbf{y} \\ \hline \hline t_1 & lon_1 \\ \hline \end{array} I ...
7
votes
2answers
292 views

Is it blkarray compatible with beamer?

When I try next code \documentclass{beamer} \usepackage[utf8]{inputenc} \usepackage{blkarray} \begin{document} \begin{frame}{Title} \[ \begin{blockarray}{c|c} ...
3
votes
1answer
704 views

using multiple brace in array environment

I want to create something like that Clearly every element should be coherent with eachother and line need to be connected. This is a MWE, how should I modify it to make it coherent: ...
1
vote
2answers
225 views

How to get the command (csname) content in another command (csname)

I'm trying to make a class following my school's standard for thesis and I got a problem when I tried to implement a list of acronyms, because this list should be alphabetically sorted and the ...
2
votes
1answer
333 views

Latex words within eqnarray are getting emphasized

I have a latex equation within an eqnarray as follows, \begin{eqnarray*}\nonumber f(\xi) = \min \xi\\ where, \forall n_{j} \in N, \xi = \max (\xi_{1}, \xi_{2}, .., \xi_{j})\\ s.t.\\ \forall n_{j} ...
8
votes
3answers
2k views

Page with Symbols and Notation

I want to make a section for symbols and special notation, which should look like this: What would you suggest in doing this? Should I just do like a table and create an array of 3 columns?
6
votes
2answers
7k views

Curly braces and nested arrays

I am trying to reproduce the equation of the image below. I am using an array environment to create the first big curly brace. I have tried to nest a second array to produce a second curly brace, but ...
4
votes
1answer
148 views

Paretheses should match same height on single line in multiple arrays

Given is following formula: \[ a^{(k)}=\left(\begin{array}{c} a_1^{(k)}\\ \vdots\\ a_n^{(k)} \end{array}\right)\to\left(\begin{array}{c} a_1\\ \vdots\\ a_n \end{array}\right)=a \] The first ...
9
votes
3answers
2k views

Problems using `\left\{` in array environment

I am trying to define a matrix in segments by enclosing the entries of the matrix in boxes, and also using the open and closed braces to label those segments. So far I have developed the following ...
4
votes
2answers
536 views

generating LaTeX tabular code during compilation

I use LaTeX for scientific reporting in brain imaging (fMRI). I have a tabular array in LaTeX, that contains quite a lot of rows and columns, which both are brain regions and in the each intersecting ...
2
votes
1answer
103 views

How to create an array with the last column align on the right at the end of the page (using array environment))

I would like if possible using array environment, to align the last column of my array to the right and at the end of the page. Something like that: \begin{array}{\textwidth}{l r} first column ...
14
votes
1answer
2k views

Multivariate polynomial long division using LaTeX

How do I typeset polynomial long division using multiple variables in LaTeX? I am hoping to be able to do polynomial long division using 2 or more divisors. Currently, the packages I am using are: ...