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

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7
votes
3answers
2k views

Integral sign inside equation array becomes too small

\documentclass[12pt,a4paper]{report} \usepackage{palatino} \begin{document} \begin{equation}\label{good} \int_{0}^{1} \end{equation} \begin{equation}\label{ugly} \begin{array}{c} \int_{0}^{1}\\ ...
6
votes
2answers
132 views

How to make the this brace bigger? “}”

here is my code: \begin{equation*} \left . \substack{ 2 \beta_{r,j}^{(l)} = \beta_{r,j}^{l-1} + \beta_{R+r,j}^{(l-1)} \epsilon_{m}^{j} \\ 2 \beta_{r,m+j}^{(l)} = ...
32
votes
3answers
2k views

Programming Conway's Game of Life in LaTeX

My aim is to program Conway's Game of Life in LaTeX, and make the output into an animated PDF. I intend to use PGF/TikZ for this, especially pgfmath, but I'm stuck at the moment because I need to ...
1
vote
0answers
33 views

“]” not working [duplicate]

I tried to compile something like the following but it is not compiling: $$ \begin{array}{ccc} [u,v]=0&,&\text{if bla}\\ [u,v]=0&,&1 \end{array} $$ I also tried ...
4
votes
2answers
138 views

Creating a new array column type dynamically

I am evaluating toks registers for various uses - they are still fairly new to me. I'm using them to construct a table column-wise. During this, I have come across an issue I have failed to find a ...
3
votes
1answer
143 views

How to numbering each row in an array environment that is used within an align environment

I am trying to typeset a multiple line optimization problem in LaTeX. I have had a lot of difficulty using the align and alignat environments to get things to align properly. I recently managed to ...
3
votes
2answers
123 views

Text and symbols get capped in math mode

I use these the following setup in my preamble: \documentclass[oribibl]{llncs} \usepackage[utf8]{inputenc} \usepackage{todonotes} \usepackage{amsmath} \usepackage{amsfonts} ...
2
votes
2answers
147 views

Difficulty modifying an array environment

I have an array that I had past help on and now I am attempting to modify that array. However, when doing so, parts of my "theorem" keep getting shifted to the next line. Here is a MWE: ...
9
votes
1answer
172 views

Matrix looks flat

I would like to typeset a partitioned matrix in LaTeX with dashed lines. After a quick search on TeX.SE, I found this post with a nice example of such matrices. I tried it on my computer and the ...
3
votes
2answers
79 views

How can I structure an enumeration using an array?

I want to structure an enumeration using an array; that is, I want \begin{enumerate}[i] \begin{array} {lr} \item $a \sim a$ & (reflexivity) \item $a \sim b$ then $b \sim a$ ...
0
votes
0answers
25 views

How to align arrays? [duplicate]

What would be the easiest way to align the following block to the left? \[ \left. \begin{array}{l} \text{Wenn A eintritt, tritt auch B ein.} \\ \text{Aus A folgt B.} \\ \text{A impliziert B.} \\ ...
0
votes
0answers
23 views

Table error after using \cline [duplicate]

I try to create bigger table in TeXworks where are different horizontal as well as vertical lines. Everything works fine but it always crash on the \cline command (when I use \hline it works ...
10
votes
3answers
124 views

Array padding not right

I have the following array environment: \begin{array}{ccc} 0 & = & \text{some equation} \\ 0 & = & \text{some other equation} \\ & \vdots \\ 0 & = & \text{last equation} ...
6
votes
2answers
284 views

Vertical lines in matrices should be aligned

I'm trying to write matrices one below the other but I want the vertical lines (compare example below) to be aligned. Eventually, there will be several matrices in one document - in the example below ...
2
votes
1answer
266 views

Logbook for daily activity with automatic hour count [closed]

I am writing a logbook at work in which I note down when I started, left and how much of a break I took in between. I do this for every day, but I would like to use the result to display it in a table ...
6
votes
3answers
4k views

Using a big brace over multiple lines - multiple lines left of it

I am super helpless, I wanna do the following: Mathmode, 2 lines on the left, a brace over both (using array) and than I wanna have 3 lines on the right. A small example: \begin{align*} \left. ...
2
votes
1answer
88 views

Left alignement and right alignement

I would like to realize an alignment as follows, with array environment by preference: abcde fghijk lmnnnnn opq rstuvwxyz So, abcde and lmnnnnn are left aligned; fghijk and opq are right aligned. ...
6
votes
2answers
201 views

How to match left alignment of equations in math mode outside and inside an array?

My code is shown below, every equation is left aligned, my problem is that the equations inside the array enviroment seem to be indented. How can I align all the equations to the same vertical line? ...
5
votes
1answer
196 views

Array indexing does not work for the node label

There is something I cannot understand. I'm using array indexing and it works for determining the radius of the circles and to positioning the nodes. However it does not work as the node content. ...
5
votes
1answer
337 views

circle items in an array

So I would like to circle two of the elements in my array at the same time. Even though they are in different rows and or columns. Here is what I have so far. \documentclass{article} ...
4
votes
1answer
148 views

how to create columns of array

I use the following code to generate this: \begin{center} 2 Iteración\\ Fila $S_{1}$ \end{center} \small \[\begin{array}{crl} \kbordermatrix{\mbox{ }& & & & & & & \\ ...
7
votes
2answers
683 views

Modify locally the “array” environment for Equation Systems

When I started to use LyX 2.0.6 I noticed that when an Equation System is needed, there are two options available to typeset it: using the appropriate command on the Math Line cases, or ...
1
vote
1answer
66 views

Question about the underbrace in combination with the array

I'm trying to use the \underbrace option, and I kind of managed to make it work with the following code: \begin{equation} \begin{array}{rcl} \left(\Lambda_1 \Lambda_2\right)^T G \left(\Lambda_1 ...
2
votes
1answer
80 views

Formatting a table

I am trying to format a table but everything errors since I am trying to put a display environment in an array (I also tried a tabular) environment. \documentclass{article} \usepackage{mathtools} ...
0
votes
0answers
29 views

I dont see the error but the message “illegal character in ar.” popped up (line 14) [duplicate]

\documentclass [12pt]{article} \oddsidemargin=0pt \topmargin=0pt \textwidth=6.5in \textheight=8.5in \begin{document} \begin{center} {\large\bf\LaTeX\ Example 7} \end{center} This example demostrates ...
2
votes
1answer
371 views

I keep getting an error in line 38 saying “Extra alignment tab has been changed to \cr.”

\documentclass [12pt]{article} \oddsidemargin=0pt \topmargin=0pt \textwidth=6.5in \textheight=8.5in \begin{document} \begin{center} {\large\bf\LaTeX\ Example 6} \end{center} We can typeset array ...
5
votes
1answer
89 views

delarray and colortbl issue

There seems to have a compatibility issue between the colortbl and delarray packages because when compiling the following code : \documentclass{article} \usepackage[T1]{fontenc} ...
2
votes
1answer
159 views

Unusual problem with eqnarray

I have this code that gives me two problems: y and x are displayed incorrectly in the first and third row of the eqnarray, like if they had a \rm in front of them, why? it gives me main.tex:91 ...
8
votes
1answer
2k views

cases and spacing between array rows

The space between two rows seems to differ if the cases environment is used. Have a look at the following example: \documentclass{minimal} \begin{document} \[ \begin{array}{l} f(x) =% ...
3
votes
1answer
1k views

Missing $ inserted. [\begin{array}{|c|cccccccccc|}]

This latex code \begin{figure}[H] \centering \begin{array}{|c|cccccccccc|} \hline ~ & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10 \\ \hline 1 & 1 & 2 & ...
3
votes
1answer
260 views

Distance between array rows

I am using the array environment to create a multiple row bracket expression, as folows: \documentclass{article} \begin{document} \begin{equation} \left\{ \begin{array}{lll} ...
3
votes
1answer
425 views

Array as subscript

While $\begin{matrix} 2 & 4 & 6 & 5 & 4 & 3 & 2 \\ && 3 \end{matrix}$ looks great for the highest root of $\mathsf E_8$, $s_{\begin{matrix} 2 & 4 & 6 & 5 ...
3
votes
1answer
561 views

Replicate a typesetting of polynomial long division

I found a typesetting of series long division I want to replicate in a book I've been reading: So I tried with the following code (using different polynomial than the example): \begin{align*} ...
2
votes
1answer
62 views

Truncated body in tabular array mode

I have the following format : \documentclass[12pt]{book} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsmath} %\usepackage{graphicx} \usepackage[total={7in,10in},top=1in, ...
6
votes
2answers
358 views

When substack and array doesn't work

I am trying to write a formula. But both substack and array cannot fulfil my needs (as far as I know how to use them). The first is how I want it to look like. But I need an i'\neq i below the ...
5
votes
1answer
3k views

How to add vertical and horizontal dashed lines in array and tabular enviroments?

I want to present big matrices using concatenation of rows and columns with dashed lines. Also, I need to do the same for some tables. Is there any way to insert dashed lines in arrays and tabulars, ...
10
votes
2answers
384 views

Selective alignment tabs in tabular/array?

For a while now I've been thinking about an array/tabular feature that would be quite nice to have. It doesn't seem to exist yet, as far as I can discover. And unfortunately, I can't spare the time ...
3
votes
2answers
3k views

Scale down a array contained in an equation - beamer

I have an array inside an equation in a beamer presentation. I tried scaling it down using resizebox but it gives me error : \begin{equation} \label{eq:recursive} \resizebox{\linewidth}{!}{ ...
3
votes
1answer
479 views

Numbering all lines of an array

I know there are already many topics about that but I couldn't find an appropriate answer (most of the time the given solutions are not adapted to my case). Here is my code (some command have been ...
3
votes
1answer
1k views

Array inside Algorithm with underbrace and sidebrace

I'm writing my master's thesis (using LyX's thesis template) and am trying to display an algorithm. Since LyX's algorithm support doesn't quite cut it for me, I've decided to go ERT with LaTeX code ...
1
vote
1answer
868 views

“[” Square bracket Curiosities in an array environment [duplicate]

I am aware of the fact all of the following examples are in fact not the right way of doing whatever they do. But, I came across these examples by playing around with the code that WinEdt produces for ...
5
votes
1answer
276 views

Drawing a grid on each image inside the array of images

Please see what I have written,when I need individual grid on each of picture inside my figure-array. In contrast to previews question Drawing a grid on array of images. Question now is why I can't ...
2
votes
2answers
836 views

Multicolumn/multirow inside align

Is there a way to use \multicolumn or \multirow inside an array environment which is inside align environment? For instance, the following piece of code gives me an error. What is the way around this? ...
10
votes
3answers
11k views

aligned environment of amsmath vs array environment

Today I found out the existence of the aligned environment of the amsmath package. However, I can't see the advantage of using it instead of the array environment from the example provided in ...
6
votes
2answers
1k views

How to make frame in matrix? [duplicate]

I want to draw : I have tried to make this by the following command : \documentclass[11pt,twoside,openright]{book} \usepackage{geometry,tikz,amsmath} \begin{document} ...
2
votes
1answer
2k views

Two double-line equations need double left brackets

I have four lines of equations. The first two and the second two need to be grouped by a left bracket, and all four need to be grouped by one overall left bracket. I am using an array within an ...
4
votes
2answers
908 views

“! Missing number, treated as zero.” error in an array

\documentclass[english]{article} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage[a4paper]{geometry} % change later to \usepackage{geometry} ...
6
votes
3answers
450 views

How to use data structures in TikZ?

I created a foreach statement, using expl3 and TikZ/pgf: \documentclass{article} \usepackage{tikz} \setlength{\parindent}{0cm} \usepackage{expl3} \ExplSyntaxOn \cs_new:Npn \Counter #1 \Stopper { ...
6
votes
2answers
1k views

Several lines of formulas to the left of one curly brace pointing to equation number

How to make several lines of equations under one curly brace from the left side, such that it point to a reference number. Now I do something like this: \begin{align} \left. \begin{array}{ll} a = b ...
5
votes
1answer
905 views

Problem while using multirow with graphics

I have a problem with the multirow command. \begin{array}{|c|c|} \includegraphics[width=1.5in]{1} & \multirow{2}{*}{ \includegraphics[width=1.5in]{3} } \\ \hline \includegraphics[width=1.5in]{2} ...