{equations} is about the various environments to typeset displaystyle mathematics, e.g. equation and {align}. For general questions about mathematical typesetting use {math-mode}. Both tags are possible on the same question.

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4
votes
2answers
67 views

Undersetting an arrow beneath an equation

I'm looking to add an arrow underneath an equals sign to explain the step that has been taken. See below: To achieve the arrow style that I like to use, I used \drsh from mathabx. I tried using ...
0
votes
1answer
31 views

Alignment of multiple align-blocks

I try to align multiple blocks of equations in such a way that the same alignment is used for the different blocks. I am currently using align with an array-environment for each line. By specifying ...
1
vote
1answer
26 views

Fourier package causes equation to not show up properly

In the MWE below, I do not get the equation to show up properly. This is how it shows up: when this is the equation: E(T) = C_{1} + C_{2}f_{1}[p(t)] + C_{3}f_{2}[T(t)] + C_{4}f_{3}[p(t),T(t)] + ...
2
votes
2answers
60 views

gather: number each equations, even in a single line

My question is really similar to "How to place and number 3 short equations in one line?", except that I have more than one line of equations. So basically, I'd like to continue using {gather}, but ...
0
votes
0answers
43 views

Wrong numbering in formulas!

I am writing in report document class and I have a problem. My formulas are numbered wrong! for example it (0.2)! I think I have a problem in the packages I ordered at the beginning. These are what I ...
1
vote
1answer
35 views

“overfull hbox (62.122123 too wide)” message in a long equation

2.\\ (a) Since there is only one observation the likelihood function only includes $p_1^{y_1}(1-p_1)^{(1-y_1)}$.\\\ =$>$ $L(\alpha , \beta_1 , \beta_2 , \beta_3) = ...
0
votes
0answers
19 views

error in multi-line equation [duplicate]

I have this equation: \begin{equation} \begin{split} t(E,T)&= \left[ A \\ &\quad +B \right] ^{-1} \\ &\quad \ln\left( C \right) \end{split} \end{equation} But it says that there is ...
1
vote
1answer
33 views

Accented Equations Error

I am facing few errors when I try to write accented letters in equations. Below is an MWE of my code. I am sure I am making a very basic mistake but the problem is that I have written a lot of ...
5
votes
3answers
30 views

Remove vertical space below equations in 2 columns and single numbering for both equations in a column

I had previously asked a question regarding vertical spacing between equations which are in two columns. This was answered but when I use the following code I get a large vertical space between these ...
0
votes
1answer
46 views

Want vertical dash line in equation?

I Want vertical dashed line in equation without using of package \usepackage{arydshln}.
3
votes
1answer
114 views

Center aligned group of equations based on ampersand

MWE: \documentclass[11pt,a4paper]{article} \usepackage{amsmath} \begin{document} aaa \vspace{17cm} \begin{align*} \centering (a+b)^3 &= (a+b)^2(a+b)\\ &=(a^2+2ab+b^2)(a+b)\\ ...
2
votes
1answer
26 views

Remove vertical space between text and equations in column alignment

Is there a way to remove this large vertical space between my text and equations. I think this problem is a result of my aligning the equations into two columns.This is the code that I am using by ...
0
votes
1answer
26 views

Add notes in the equation under brace [duplicate]

How to write the equation shown in the image
1
vote
2answers
51 views

How to stop centering effect when using split equation?

For example, the following code produces the equations below: \documentclass{article} \usepackage{amsmath} \begin{document} \[ \begin{split} Helloworld & = A \\ & = B ...
1
vote
3answers
115 views

New line in Latex Equation

\begin{equation} S=\sum\limits_{i=1}^{8}A_i S=\sum\limits_{i=1}^{8}B_i S=\sum\limits_{i=1}^{8}C_i S=\sum\limits_{i=1}^{8}D_i \end{equation} Considering the above code, I am so ...
2
votes
2answers
64 views

How to include eqnarray in caption of figure

I want to write a set of equations in a caption of a figure. I implemented the answer of this question but it did not work out. The error I got is: ! Argument of \Hy@tempa has an extra }. For ...
0
votes
1answer
40 views

Display math equations in offline application [closed]

I am a novice to Latex and impressed by its math equation rendering quality. I am developing a software in .net which displays MCQ math equations (on .net web browser component). Can you please tell ...
0
votes
1answer
37 views

Formatting in equations

I need to display 3 equations in the following format: What I am getting is The code is as below \documentclass{report} \usepackage{amsmath} \begin{document} \begin{equation}\label{Equ.3.3} ...
2
votes
1answer
33 views

How to reset numbering every new math block?

In a paper/document with multiple math blocks, such as align, equation etc. every new block resumes numbering from the number it was left in the previous. How can we reset the numbering, that is, how ...
1
vote
0answers
20 views

Automatic line-breaks in a long display-mode equation

I have a long sequence of equalities and inequalities in a display-mode formula. Currently, this formula is longer than the page width. Is there a way to tell LyX to automatically break the formula ...
1
vote
1answer
21 views

adjust alignment of equation numbers with leqno

I an using leqno and would like the equation numbers to be right justified relative to themselves. That is, I want all the digits in the ones column aligned, as they are when not using leqno. Below is ...
4
votes
1answer
30 views

Equation tag alignment inside enumerate

I am trying to align my tag to left margin. I've seen this answer, but it did not help me muh as I don't want to change the class to ams. I have a solution (the code below), but I wonder if there is a ...
2
votes
2answers
138 views

Move Equations in Book

I asked a question here on how to align tables differently on even and odd pages. Now I need to do the same for equations written in align environment. I tried the same trick proposed for tables. They ...
0
votes
2answers
34 views

Undesired space after “\right)” or “\mright” with splitting the equation

As it was suggested in the discussion in this link (How can I remove space after `\right`?) that we maybe can not go around using \right. \left. \mright) \mleft( together. The example was given as: ...
0
votes
0answers
79 views

How can I remove space after `\right`?

Why is it that after \right), the . placed after it is spaced. It looks disturbing. For example: \begin{equation} \left(x+y=z\right). \end{equation} There exists an automatic slight space between ) ...
0
votes
4answers
43 views

Breaking a line that begins with \left(

Sometimes one needs to break a line that started with \left( to another line that ends with \right). This procedure can not be processed though using the command: \begin{equation} \begin{aligned} ...
3
votes
3answers
58 views

Start a new line before align in equation

I use \begin{equation} \begin{aligned} p(z_{di, dj} = t | w^{(k)}_{di} = w_i, z_{-di}, x_{-di}, w^{(k)}_{-di}, w^{(n)}_{dj} = w_j, z_{-dj}, w^{(n)}_{-dj}, A, \alpha^{(k)}, \alpha^{(n)}, \beta) ...
2
votes
3answers
68 views

Horizontal list of equations with automatic column span

I am looking for an environment to enumerate equations in a horizontal list with respect to their length such that they can spread into columns next to them: You can see that the integrals are ...
5
votes
1answer
30 views

How to customize the equation numbering in book document class?

As you may well know, the book class follows the structure bellow for numbering equations: Chapter 1 First Equation 1.1 Second Equation 1.2 Chapter 2 First Equation 2.1 Second Equation 2.2 Third ...
0
votes
0answers
23 views

Referring to an equation in a different section

I am using the procedure in writing a document of setting a main page and including sections in side tex documents using \include{...}. In one section I have an equation that I labeled as \label{6}. ...
4
votes
2answers
128 views

Equations aligned center

The following code \begin{equation} \label{eq:test} \begin{aligned} A=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\ B=BBBBBBBBBBBBBBBB\\ C=CCCCC, D=DDDDDDD\\ E=EEEEE, F=FFFFFFF \end{aligned} ...
3
votes
3answers
94 views

center and number each equation

The following picture shows the equation output format of my MWE: I want to keep the output format, and number each of the four equations. I use array under the equation environment, but it just ...
2
votes
2answers
174 views

center part of equation

I have an equation, as shown in the following picture: I want to center the second part of the objective function ( + \alpha \sum_{j} \left(Qp_j + Qn_j\right) ) between the two red lines. How can I ...
5
votes
3answers
107 views

Equation wider than textwidth

I have an equation that is slightly wider than the width of my document. I want to center the equation, but do not want to change the geometry of my document. I have tried the method mentioned in ...
2
votes
1answer
22 views

Number equations and preserving alignment of equal signs

So as I have learned from a previous post that the \begin{aligned}... \end{aligned} with the usage of "&" before "=" will help arrange neatly the equations where the equal sign of each equation ...
0
votes
0answers
22 views

Arranging equations (short and long ones) in a presentable way

Say I have 8 equations all of different length including equations that are 3 lines long on an A4 paper. When I type them on Latex, I can separate the long sentence by using "$$$$" to break it and it ...
3
votes
1answer
50 views

How to create the long equations in two columns paper

I have a long equation that need to put in two columns-type format. The template I use is IEEEtran. Here is the minimal document in original style: \documentclass[journal,letter]{IEEEtran} ...
0
votes
0answers
25 views

reducing font size for inline equation

I am using ieeetrans template. I am inserting an equation in an algorithm. The equation is a little bit longer than the width of one column. So I am thinking about reducing the font size of the inline ...
1
vote
0answers
40 views

How to create the long equations in two columns paper [duplicate]

The equation I want to display is too long to put in one column, so I prefer to make it in the whole two columns like the following format of equation(47) including the two lines above and under ...
5
votes
3answers
91 views

Arranging equations neatly in rows and columns with a single numeration for all

Say I want to write a set of equations in a systematic way, more like the ones in a matrix but without the matrix parenthesis on the left and right-hand sides. More like: A=1 A=2.5 C=8 B=9 B=0 A=2 ...
5
votes
1answer
38 views

cleveref and aliascnt: referring to subequations and inequalities in a smart way

Preliminary Remark: A document may contain labels referring to equations and subequations, respectively. Moreover, some of the equations may actually represent inequalities. When using the cleveref ...
0
votes
0answers
30 views

ieee trans long equation with matrix

I have a long equation to type. I just simply used \begin{equation} \end{equation} but the equation shows in two columns and the right part overlaps with other content. I am new to write with ieee ...
6
votes
1answer
44 views

Definition with numbered equation

I am trying to make a definition with two numbered equations. But the space between definition and equations is big. I guess I have not to separate definition and equation environment. ...
2
votes
1answer
32 views

Solve system equation

I want to write the step by step solution of a system equation in LaTeX. But, dispite I can write the system equation, I don't know how to write at the right side of this system equation the steps of ...
3
votes
5answers
180 views

Vertical and horizontal spacing in a two-line equation

I wrote the following: \begin{equation} \begin{array}{lcl} w_{\frac{mn}{m+1}-\rho} & = & m(\dfrac{n-2}{1+\varepsilon_1})(m^{-\frac{mn}{m+1}+\rho}){{n-2} \choose {\frac{mn}{m+1}-\rho}} ^{-1} ...
5
votes
2answers
98 views

Placing the equation number in the left-hand margin

I use \renewcommand{\theequation}{{\hspace*{-3.05cm}\thesection.\arabic{equation}}} to move my equation numbers into the margins (corporate design), it looks like this: The problem is that ...
1
vote
1answer
28 views

Multiline equation environment pointing at changes from one line to the other?

Does there exist a multiline equation environment which shows the changes from one line to the other? I am thinking of an environment that would take inputs like E[d] & = ...
7
votes
2answers
111 views

Put a dot above a bold symbol in an equation?

I know this is a really basic question, but I'm a newbie with Latex. How can I put a dot (to indicate the time derivative) above a bold symbol in an equation? When trying $\dot \mathbf{x}$, I get an ...
3
votes
1answer
36 views

Stairs-like multline

The multline environment alignes the first line to the left, the last one to the right, while all the lines in between are simply centered. The result sometimes looks not satisfying, for example, when ...
5
votes
3answers
229 views

Equation with a loop arrow (see picture)

How can I typeset this equation: