{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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2
votes
1answer
53 views

Equation shown as nonexistent picture with tex4ebook

I successfully compiled a tex source using tex4ebook, but none of the equations (\begin{equation}) are shown properly: In Calibre Viewer, I get a blue question mark, the one for "file not found". In ...
6
votes
3answers
98 views

Splitting equations

I'm very new to this. This is what I'm trying to do: \begin{equation}\label{eq.7} \begin{split} CTS = {P_1}_1 \cdot {L_1}_1 + {P_1}_2 \cdot {L_1}_2 + {P_1}_3 \cdot {L_1}_3+{P_1}_4 ...
2
votes
1answer
38 views

LyX: use align environment instead of the default eqnarray

I use LyX and it uses eqnarray for multiline equations, which is bad. Is there a way to make LyX use align instead? Thanks.
1
vote
1answer
65 views

how to make the in-line math equation as shown in the figure beautifully arranged in text?

When discussing and explaining some math equations, I sometimes prefer to use in-line equations (created by use $ ... $ in the text) in the text environment, as shown ONLY in the last two lines. ...
0
votes
2answers
60 views

centering equation and caption in Inderscience template

Below is my minimal code..It is an inderscience single columned template. I have two problems: First is, I would like to bring the equation somewhere near to the center. In my code it is aligned to ...
4
votes
5answers
93 views

How do I center a \Large equation in display mode?

I have an equation in display mode and would like to make it bigger using \Large, but the equation runs off the right side of the page while there is much room on the left side of the page. The ...
20
votes
1answer
2k views

Changing the appearance of equation numbers with amsmath

For equations in my document, I use the facilities of the amsmath package. In order to make the equation numbers more eye-catching, I want them to be in boldface and a little bit indented to the ...
3
votes
2answers
68 views

write [2] next to an equation [duplicate]

I have a code that looks like this : \[\Omega_\Lambda{}_0 = 0,6911 \tag {2}\] in the pdf the (2) has round parentheses. I would like square brackets [] to figure instead : [2] Can you give me the ...
3
votes
2answers
86 views

Is there an environment similar to alignat, but embedded in a single equation?

As explained in this answer, the difference between align and alignat lies chiefly in the presence of some spacing between even and odd columns. I would like to get the same result as with alignat ...
3
votes
1answer
38 views

Numbered equations in Lyx

I'm using Lyx and every time I try to enter a numbered equation, the number comes as (1), nothing else. I'm using Insert->Math->numbered equation. What do I do?
20
votes
3answers
7k views

Alignment of equals sign in multiple align environments

I have multiple align environments in my document, separated by a small paragraph of text: \begin{align*} foo &= something very very long compared to the other align \end{align*} explanation ...
1
vote
1answer
34 views

Label style for equations

I want label equation as 1.1, 1.2. etc However, what I got is -1.2, -1.3. etc. Is there any parameter control this style? The file for example like this: \documentclass[12pt, reqno, ...
4
votes
2answers
70 views

`aligned` environment doesn't output first part in the bracket

\begin{equation} \begin{aligned} [c\mathbf{v}+c'\mathbf{v}',\mathbf{w}]=&c[\mathbf{v},\mathbf{w}]+c'[\mathbf{v}',\mathbf{w}],\\ ...
5
votes
2answers
13k views

Arrows chemical equations

I want to write the following equation; note the arrow underneath BaSO_4 and the H_2O over the \longrightarrow. Is that possible with the chemist package, which I already use for my chemical ...
4
votes
1answer
43 views

I can't fit my whole equation in a beamer slide

\begin{frame}{Example 1 cont.} \begin{minipage}[c][.5\textheight][c]{\linewidth} Consequently, the first few components of the homotopy perturbation solution for Eq. (4.1) are derived as follows ...
2
votes
2answers
41 views

Variable number of ampersands in align/alignat env

I am trying to display this equation in latex: \begin{alignat*}{2} \forall \, z \in \mathbb{C}, \quad & (2z + 1 - i)(i\bar{z}+i-2)=0\\ \iff & 2z + 1 - i = 0 ...
5
votes
2answers
129 views

equation exceeds page width after changing document class from “article” to “beamer”

I write article at first, but I also need pdf in beamer version. But I found for those long equations appears fine in "article" will exceed the page width in "beamer" mode. So is there a method to ...
3
votes
3answers
125 views

Using “equation” inside “description”

I would like to itemize some equations but they don't appear on the same line as the bullets. Here is a code example \documentclass[11pt,a4paper]{scrbook} \usepackage[utf8]{inputenc} ...
5
votes
1answer
103 views

Left aligning centered equations

I have set of equations which I would like to just assign one number to. The equations should be aligned at the center of the page. The problem is that I would like all equations to begin at the same ...
1
vote
2answers
61 views

Exponent + square root + fraction: how to make look nice?

I have the following equation: \begin{equation}}e^{i\sqrt{\frac{\omega\mu_0\sigma z}{2}}}\end{equation} It is a fraction within a square root which is part of an exponent. Any idea how to make ...
2
votes
5answers
75 views

How to align equations with the inequality sign separated from the right-hand-side math material?

I do \newcommand{\va}[1]{\left | #1 \right |} [...] \begin{align*} & \va{\crochets{\frac{-\cos(nt)}{n}\cdot \frac{1}{e^t-1}}_{\varepsilon}^A} \\ \leq &\frac{1}{n} \cdot \left ( ...
14
votes
2answers
14k views

Linebreak between \left and \right [duplicate]

Possible Duplicate: How to make \left, \right pairs of delimiter work over multiple lines? I would like to type something like this: \begin{equation} \begin{split} \left( ba ba ba ...
14
votes
5answers
7k views

Diagonal strikeout starting too low and ending too high

I want to strikeout an equation with diagonal line but I've not managed to get the diagonal line to draw as I want. The closest I've gotten is via the first example in Frédéric's answer of \cancel ...
5
votes
2answers
720 views

What's wrong with the code of the equation?

I tried this code below but it does not execute and I couldn't find out what is wrong in the equation. What did I do wrong? $MDAC(t_{i,j}) = max_{ti}\epsilon pred(t_{j})(C_{i,j)$
1
vote
1answer
59 views

Is there a way to put two labelled equations into one \begin{equation} and align both of them at the beginning?

I can't believe how difficult it is to work with \begin{equation}. I put one extra blank row under the equation and multiple errors popped up. Anyways, I have two equations which are labelled ...
2
votes
1answer
23 views

Cross reference of an inline equation

Consider the equation \begin{align*} \dot{x}_i(t)=f_i\left(x_1(t),\ldots,x_N(t)\right) \\ + g_i(x_1(t),\ldots&,x_N(t))u_i(t),\tag{$\Sigma_i(u_i)$}\label{eq:subsystem} \end{align*} ...
9
votes
2answers
989 views

custom automatic equation numbering

I just read a book where the equations in the Introduction were numbered slightly differently compared to the other sections, namely by (In.x) where x stands for the number (so it starts off as ...
3
votes
2answers
186 views

latex equation is logging a "missing $ inserted. <inserted text> $

I have a big document and all was working good. I made a change into the parameters of the equation and now this is not compiling. I use XeLaTeX to compile normally. \begin{equation} ...
0
votes
0answers
23 views

Label equations in a documents all start with a capital letter S [duplicate]

I am working with a supplementary material. By default, at the end of all the equations are of the form (1), (2), (3)... Now I want them change into (S1), (S2), (S3). Where S stand for supplementary.
1
vote
1answer
32 views

equation in a table LaTeX

I am trying to input this OneOf & \left\{ x_{1}, \dots ,\right x_{n} \}& ~ \\ into one of my table rows. Because its a equation it does not like it and because I am a ...
3
votes
1answer
50 views

Inline Boxed Equation

I'm having trouble producing a boxed equation in the same line as some other formulae. For example: $$ \frac{2}{4} =\[\boxed{ \frac{1}{2} }\] $$ I'd like to be able to show some calculations, ...
2
votes
1answer
39 views

I want to suspend the numbering of my equations temporarily

Hopefully someone can help me with this. Essentially, I would like to suspend the numbering of my equations temporarily, as the title of the question suggests. For example: (1) (2) (3) (1) ...
2
votes
3answers
60 views

How can I align such equation?

This is my code, but I'm failing to achieve the same result as in the picture. \begin{eqnarray*} ...
0
votes
3answers
39 views

Breaking an equation in a desired case

Although there are some ways to breaking an equation even at TexStack but they could not help me. I have an equation which is written below: \begin{eqnarray} \langle ...
4
votes
2answers
120 views

Text is smaller in fractions in multiline equations?

The text size shrinks in a multiline equation when I use fractions. How can I keep it the same as the non-multiline equation size? \begin{equation} \begin{cases} p = ...
3
votes
3answers
101 views

How can I center a set of equations and make a line under one of them?

This is something I need to achieve, I have a problem with the last equation. How can I underline this the same way as above? I've tried writing it as one fraction, but the other fraction in ...
2
votes
1answer
86 views

Center Equation [duplicate]

Does anyone know how to center this equation? \begin{align} r(P_i)=\sum\limits_{P_j \in B_{P_i}} \frac{r(P_j)}{|P_j|} \label{eq:sum} \end{align} Thanks in advance
1
vote
0answers
58 views

How to express non-linear equation in latex [closed]

I have a function that is essentially optimising a value, i.e. "find a minimal t_i such that..." What I have is below, 't_i' is unknown, 'd_i' and 'p_u' are given, as is the function 'survest' ...
2
votes
2answers
40 views

How to put a \urcorner around some symbol?

Like this: Tried P_{30:20^{\ulcorner}}, but I want the \ulcorner to be more near to the text.
1
vote
1answer
24 views

How to view the result of \showthe\abovedisplayskip in TeXnic Center?

How is it possible to view the value of \showthe\abovedisplayskip in TeXnic Center + MikTex 2.9 + Windows 7? I tried writing the command in a document (type article) and view the result as pdf is ...
0
votes
0answers
12 views

Remove the slight indentation after using small font size - AAAI format

When using the small font size to change some parts of the file locally, such as: \documentclass[letterpaper]{article} ..... \begin{small} \[\begin{array}{l} Some formulas \end{array}\] ...
0
votes
0answers
17 views

Removing space on top of displayed equation - AAAI paper

I am using AAAI style file and have some equations enclosed in \[\begin{array}{l} Some formulas \end{array}\] Whenever such equations are displayed on top of the page (either left or right ...
1
vote
1answer
41 views

Numbering Equations in the following form [duplicate]

I would like to number equations (in increasing order using positive integers) so that the number appears in parenthses (n) in the right margin. Currently, my equation numbers appear in the left ...
8
votes
1answer
395 views

How to redefine the “plus” symbol?

Let's say I don't like the way the + symbol is printed inside equation: is there a way to change its appearance without defining a new command? More generally, is it possible to create a command ...
8
votes
2answers
370 views

How to make curly braces with several equations?

I am trying to type the following equations in LaTeX: What I currently have is: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{align*} \left.\begin{aligned} ...
15
votes
3answers
5k views

Why doesn't lineno number a paragraph when it is followed by an “align” equation environment without a space?

lineno skips the line numbering in this case: \documentclass[12pt]{article} \usepackage{amsmath} \usepackage{lineno} \linenumbers \begin{document} Lorem ipsum dolor sit amet, consectetur adipiscing ...
4
votes
1answer
45 views

2 boxed equations on one line(blue outline box and shadow)

I am currently trying to make 2 boxed equations to be on the same line. I use {mybox} to create the outline of the box and the color. Also to position the equation where i want it to be. The boxes ...
10
votes
2answers
655 views

Automatically number inequalities

I have a long chain of inequalities and I would like to add some explanation for some of the steps under those inequalities. I have seen people do this like \stackrel{(i)}{\leq}. This is what I would ...
1
vote
1answer
37 views

Writing steps to an equation

I am new to LyX, how do I write steps to an equation, and if I want to do an operation on both sides of the equation, something like x+2=2 \-2 x = 0
2
votes
1answer
50 views

Colored circle with arrow around section of equation

I wanted to know if it is possible to have a more compact circled block like this: Here is my code: \documentclass{book} \usepackage{amsmath,amsfonts,amssymb,amsthm} \usepackage{mathptmx} ...