{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
1answer
65 views

Reference equations with \eqref while using different tag forms throughout document

I'm trying to reference equation by \eqref when I use different tags form throughout document, but the output can't display the tag form that I want. As mentioned in mathtools package usage, "be ...
3
votes
0answers
55 views

Equation number bigger than 10 in appendices do not get the cross-reference [closed]

I have encountered a funny problem with my equations (in appendix) cross-referencing. If, in appendices, I have equations more than ten (for example A.10, A.11, B.13) when I click on the ...
3
votes
2answers
67 views

Label terms of LaTeX equation [duplicate]

I'm interested in labelling my latex equation, by giving the physical phenomenon contributing to the term. For instance x = f(y) + g(y). So a horizontal curly bracket to explain that f(y) is derived ...
4
votes
2answers
120 views

Matrices above matrix in LaTeX [duplicate]

Ok..How to put matrices above matrix when you work with complex equations? I have matrices, such as: I was able to wrote equation in the LaTeX first two matrices on bottom, but the 1x1 matrix on ...
5
votes
2answers
193 views

Align multiple equations

I would like to align multiple equations below each other. However, I cannot figure out how I should code this. I'm using the following preamble: \documentclass[11pt]{article} %comments %pdflatex, ...
1
vote
2answers
75 views

Number the equations [closed]

I am a new user of latex, and I have the follow question. How can enumerate the equations that I write in a document ad during the text write the number to a specific equation Currently I can write ...
2
votes
1answer
64 views

LaTeX multiline equation with fractions

Yes, I have to admit... I am having such a hard to write this formula in LaTeX, especially with \begin/\end{matrix}. This is what I have got so far. Any help will be greatly appreciated. Thanks. ...
1
vote
1answer
41 views

How to make \begin{gather} work inside ExSheets' \begin{solution}?

My minimal (not-)working example is as follow. It works only if I comment out the \begin{gather} and \end{gather} lines. \documentclass[a4paper,10pt]{book} \usepackage{exsheets} ...
14
votes
6answers
416 views

How to align the term to right

\documentclass[a4paper,titlepage]{article} \usepackage{amsmath,amssymb} \newcommand*{\PartialConj}{\ensuremath{\bar{\partial}}} \newcommand*{\Abs}[1]{\ensuremath{\left\lvert #1\right\rvert}} ...
3
votes
2answers
40 views

equation align inserts whitespace

I'd like to make equations that align like this: x = y x z = a x b Here's an MWE: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{align*} x &= &y \times ...
0
votes
1answer
23 views

I could not compile this using AIP template, but it compiles in standard tex. How can I use the template?

\documentclass{amsart} \usepackage{amsfonts} \setcounter{MaxMatrixCols}{10} \newtheorem{theorem}{Theorem} \theoremstyle{plain} \newtheorem{acknowledgement}{Acknowledgement} ...
5
votes
3answers
169 views

Split equation using alignat*

Consider the following MWE \documentclass{article} \usepackage{amsmath} \begin{document} \begin{alignat*}{2} (b_{t+1}) &:\quad & \left(\frac{\beta}{1 + \gamma}\right) ...
6
votes
1answer
50 views

Hiding an equation tag but still using it for referencing

I use the semantic package for displaying natural deduction-style inference rules in equations. The \inference command has an optional argument which can be used to tag rules: \inference[Rule1]{A}{B} ...
2
votes
1answer
43 views

Tilde do not cover all variable

With this my equation: \begin{equation} \label{eq:new-ri} \tilde{RI} = \frac{RI(v)}{\hat{q}v^\gamma}, \end{equation} I have this result: QUESTION: Is possible obtain a more large tilde which ...
0
votes
0answers
16 views

Rearrangment of label numbers when I change one [duplicate]

I am trying to prepare a document full of equations. The labels for equations are set to be \label{eq:<equation number>}. Sometimes I change some equations (for example \label{eq:21}) at the ...
5
votes
4answers
179 views

Annoying long equations in LaTeX

I am giving up on this long and annoying equation. I tried in so many different ways to try to fit into my page, but no success so far...Any suggestions, please? How to break down this long equation ...
1
vote
2answers
172 views

How to write a long square root?

I am having such a hard time to write this formula in the LaTeX form. I have never used LaTeX before and I know this is not difficult, but how to get that long square root and exponential? Any help ...
6
votes
3answers
104 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 ...
1
vote
1answer
77 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. ...
2
votes
1answer
73 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.
0
votes
2answers
71 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
117 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 ...
3
votes
2answers
72 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
95 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
46 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?
1
vote
1answer
37 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, ...
5
votes
2answers
101 views

Environment aligned doesn't output first part in bracket

\begin{equation} \begin{aligned} [c\mathbf{v}+c'\mathbf{v}',\mathbf{w}]=&c[\mathbf{v},\mathbf{w}]+c'[\mathbf{v}',\mathbf{w}],\\ ...
4
votes
1answer
53 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
55 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 ...
3
votes
3answers
159 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} ...
6
votes
1answer
110 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
85 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
79 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 ( ...
5
votes
2answers
742 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? $MDAC(t_{i,j}) = max_{ti}\epsilon pred(t_{j})(C_{i,j)$
2
votes
1answer
28 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*} ...
2
votes
1answer
75 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 ...
3
votes
2answers
244 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
37 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
71 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, ...
1
vote
1answer
58 views

Issue with ntheorem and \eqref

Whenever I try and label an equation in the following format \begin{equation}\label{eq:blah} blah \end{equation} and then reference this equation By \eqref{eq:blah} I get the usual (??) of an ...
2
votes
1answer
49 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
65 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*} ...
4
votes
2answers
132 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 = ...
0
votes
3answers
40 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 ...
3
votes
3answers
102 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 ...
1
vote
0answers
81 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
57 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
34 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} \[\begin{array}{l} Some formulas \end{array}\] ...