4
votes
1answer
47 views

How to make equations the same size

When I write an equation using the simple \[ and \], it comes out to the correct size, with the fractions bulging above and below the lines and the parentheses surrounding them. But when I use the ...
4
votes
4answers
138 views

underbrace matrix inside brackets

I would like to put an underbrace below the matrix like this: $$\left(\underbrace{ \left[\begin{array}{ccc} a&b&c\\ d&e&f\\ g&h&i \end{array}\right]}_{A} ...
3
votes
2answers
50 views

Multiple lines in equation environment

I have to put an two equations inside one equation environment. I could do it with this piece o code: \begin{equation} \begin{array}{ccl} \nabla \cdot F & = & \left(\frac{\partial}{\partial ...
3
votes
5answers
227 views

An double arrows between two systems

I'm trying to have 2 equations systems separated by a double arrow, something like this : I'm actually using 3 minipage : the first and the third with and array and the arrow at the ...
1
vote
3answers
71 views

equations in multiple lines

I'm using the following code to generate the second figure. \begin{equation} \begin{array}{c} \displaystyle \min_{W, ...
2
votes
1answer
85 views

writing text next to equations in array [duplicate]

I am trying to reproduce the attached picture: But I can't in any way figure out what the correct way to write text next to an equation is. Is there a package for this?
2
votes
1answer
123 views

Wrap equation to new line, in array environment

Is it possible to wrap an equation to a new line (such as in How to wrap a long equation in latex but within an array environment? I have a column vector of regressors that I want to show over two ...
6
votes
3answers
774 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
101 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)} = ...
6
votes
3answers
1k 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. ...
6
votes
2answers
156 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? ...
1
vote
1answer
61 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 ...
3
votes
1answer
148 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
2answers
1k 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
220 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 ...
2
votes
1answer
1k 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 ...
3
votes
1answer
56 views

Does align environment (or an alternative) have an option to choose left, center or right alignment?

I have quite a long set of equations, written in an array environment, but I can't seem to get it to split so that it is spread over multiple pages. I could use the align environment, but I can't seem ...
8
votes
1answer
4k views

Systems of equations with a single number

I want to write a numbered system of equations. Right now, this is what I do and I am satisfied with the output, but I have a feeling it's not the best way to do it. \begin{equation} ...
4
votes
2answers
3k 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. ...
1
vote
1answer
267 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} ...
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 = ...
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 ...
2
votes
1answer
309 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} ...
6
votes
2answers
6k 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 ...
22
votes
1answer
305 views

Does \\ in the last line of an array have any effect?

Consider the following example: \begin{array}{l} line 1 \\ line 2 \\ \end{array} Is the \\ in the last line completely optional or are there circumstances under which it has any effect?
2
votes
3answers
9k views

how to insert multi line equation in the tabular environment?

How can insert multi line equation in the tabular environment? For example see the following code that can show my request. \begin{tabular}{rrr} &a &b\\ &u=\begin{cases} 0;& ...