{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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Numbering equations with (B.1), (B.2)

How to create numbering in this way: (A), (B), (B.1), (B.2) etc. with \enumerate ? Thanks for any advice. (edited in from comment:) \begin{subequations} \renewcommand{\theequation}{\...
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3answers
45 views

how to locate the equations to the left in “itemize” environment as shown in the picture

I want to put the equations in the itemize environment, however, the equations are centered. Do you guys know how to generated the layout shown in the picture?
2
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1answer
238 views

Negative phantom inside equations

The following code produces a negative phantom (from the comment in this answer): \newcommand{\negphantom}[1]{\settowidth{\dimen0}{#1}\hspace*{-\dimen0}} However, when used inside an equation like ...
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2answers
57 views

Is there any method to use an automatic word wrap in equations?

In common words, the word wrap is done automatically. But in the equations, it doesn't work. Actually, I am making some presentation material using beamer in Latex. Is there any way to make word wrap ...
3
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1answer
41 views

How to reset equation label after arbitrary sections?

I have a problem in equations with same label. for example: \section*{first section} \begin{equation}\label{a1} E=mc^2 \end{equation} where \eqref{a1} obtained by .... \section*{...
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0answers
25 views

Numbers becoming symbols in equation [duplicate]

I am trying to write a simple equation: G=log(base 2) (R) but when I write this in latex: \begin{equation} \cal{G} = \log_{2}(\cal{R}) \end{equation} the number 2 becomes a symbol: Any ideas?
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1answer
78 views

How to multiply a fraction

I have an equation in which inside I have a fraction. I want to put a number (3.3) that indicates multiplication. \begin{eqnarray} \phantom{0}LOD = \frac{\phantom{0}S}{N} = 0.1\phantom{0} \si{\ng/\...
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4answers
116 views

Two equations in align environment with bracket in between

How can I type such an equation into a LaTeX align environment, with a bracket between the two lines of the equation?
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1answer
88 views

Combine split and align environment

The split environment allows you to give one number to two equations, as in \begin{equation} \begin{split} a&=1+2+3+4\\ b&=5+6+7+8 \end{split} \end{equation} which gives Note that the ...
6
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1answer
192 views

How to place braces in multiple equations

I have the following expression: \begin{equation} \begin{aligned} %C1 \sum_{i = 1}^{m}{y^{C_1}_i} &= m\beta_0^{C_1} + \beta_1^{C_1}\sum_{i = 1}^{m}{x_{i1}^{C_1}} + \cdots + \beta_q^{C_1}\sum_{i = ...
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2answers
44 views

Aligning labels inside cases environment

I have the following code, where I have multiple cases and all need to be labelled. I tried using subnumcases, however I wanted some freedom in labelling (the $k^{th}$ case must be labelled C.k etc), ...
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3answers
61 views

Keep text with previous line - LaTeX equation and next sentence

What I am trying to do is probably very similar to the "Keep with next/previous" in MS Word. I have an equation and its description in two consecutive lines. I would like the two lines to shift to the ...
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2answers
25 views

increase space between brace and equation

Using the package mathtools the output of this code \[ \begin{dcases*} l_{\epsilon} = (l_ul_d)^{1/2}\\ l_k = min(l_u,l_k) \end{dcases*} \] is the following Is there ...
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0answers
11 views

flalign is not aligning equations to the left [duplicate]

I'm trying to align my equations to the left, for this I'm using $\begin{flalign*}$, but as you see, below the matrices the equations are not being aligned, how can I fix this? This is the result I ...
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3answers
33 views

Aligning system of equilibrium equations

I would like to align equations on the right side to this imaginary red line (to the left). Also, it would be really nice to have just one number of the equation (just like in equation environment) ...
1
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1answer
27 views

Undefined control sequence error

it might be a stupid question but I cannot see where the mistake is in this code: \documentclass[12pt]{article} \usepackage{amssymb} \renewcommand{\baselinestretch}{1.5} \setlength{\topmargin}{0cm} ...
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1answer
31 views

Trouble submitting paper to arXiv - labels except in equations

I submitted my tex file with figures to the Arxiv. References and figures are well referenced, but equations no. When I compile the tex file in my computer using, \begin{equation}\label{eq:1} ...
4
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1answer
61 views

How to do an equation correctly if the formula won't accept it?

I do have two formulas in my text and the only way I could make them work is in a way with a lot of escaping commands. Now the formula looks correct but whenever I try to add an equation to make it ...
2
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1answer
38 views

Brace in the same column

I have a problem with set of equations. To wit: I would like to set a braces in the same column, but I have no idea how to meki it. Belowe I enclose a code. \usepackage{amsmath} \usepackage{array}...
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0answers
23 views

larger math fonts for R Markdown

I am looking for an "easy", i.e. not package dependent way of increasing the font size of the math equations I embed in my Rmd documents (eventually compiled by knitr). As an example: $$ \boxed{P(x=a;...
3
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1answer
55 views

Blank lines in an equation and some other similar function

Why blank lines between equation makes error? there are a lot of commands in latex and almost for all of them these blank lines are not important, but why in this case is important and is there any ...
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1answer
29 views

Positioning of equation and variable explanation

I am looking for the following: The left part is a formula, middle part is text (e.g. 'for mode') and the right part is a formula again, describing a variable in the left formula. How can I fit ...
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2answers
29 views

How to Split equation in aligned environment

I have two sets of equation in aligned environment. The problem is that one of the equations (As shown in slide below) is too long to fit on a single line. I want to split this equation without ...
2
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1answer
23 views

multiple equations on same line with \midrule not extending to both equations

Hi I want to solve a system of linear equations where you can see the cancellation and I've done that but I want to know how I can put another equation to the right of what I just solved. This is what ...
2
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2answers
73 views

How to put box around a single equation in align environment?

I want to put a box around one of my equations in aligned environment. I am looking to do something similar to Attractive Boxed Equations, but the code only caters for individual equations. Here is ...
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2answers
2k views

What is the meaning of $$$ in LaTex?

I want to know the meaning of the triple $ in my document. \documentclass[12pt]{article} \usepackage[letterpaper]{geometry} \geometry{top=1.5cm, bottom=2.5cm, left=3cm, right=3cm} \usepackage{...
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1answer
60 views

How to align two sets of equation separated by some text in a beamer slide?

I want to align the two set of equations on same slide. I found a similar post How to align a set of multiline equations but there the equations do not involve text as in this case Here is my MWE \...
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4answers
165 views

How to align equations with integrals and “subject to” equations

I have a long expression (maximization problem) which I force down to the next line using //. I also have two functions ("subject to") which I want to place underneath. I use & to make the ...
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0answers
28 views

What kind of images does Latex generate? [closed]

Suppose I view a Wikipedia page that has math formulas on it. They use Latex, with the "math" tag in angle-brackets. The next step is to send it to my Kindle (Amazon provides users of Chrome with an ...
3
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1answer
38 views

How to keep some equal signs aligned in flushed right equations

\begin{align*} 2\sin2\theta+1=0\\ \sin2\theta=-\dfrac{1}{2}\\ \alpha&=\sin^{-1}\left(\dfrac{1}{2}\right)\\ &=\dfrac{\pi}{6}\\ 2\theta=\pi+\alpha,2\pi-\alpha,3\pi+\alpha,4\...
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1answer
43 views

Equations not working in beamer

I'm trying to include equations into my beamer presentation, however every time i do it says that it has exited with errors. I have tried using \begin{equation} and \end{equation} and have also ...
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1answer
22 views

How to redefine \eqref output, keeping numbering but changing text and brackets?

I am looking for a macro to redefine \eqref{} output. Resulting in: (equation: 1.1) Thank you.
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4answers
45 views

multi line equation with cases

I want to write the above equation I tried \begin{align} d(0,0) &= e(0,0) \\ d(0,j) &= e(0,j) + d(0,j-1) \text{$j = 1,2,..., N_\tau -1$}\\ d(i,0) &= e(i,0) \text{$...
1
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2answers
43 views

How I can refer multiple equation in Latex?

Suppose, I want to refer multiple equations (1), (2), (3), (4), (5) and (7) so that they appear as (1-5, 7): \documentclass[fleqn,preprint,10pt]{article} \usepackage{amsmath} \usepackage{amssymb} \...
2
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1answer
27 views

Uneven vertical space in tablenotes when using `subdepth`

When using subdepthfor nice looking equations, the tablenotes in threeparttable get messed up. Any idea how to get even vertical space between items in tablenotes? Have tried using \usepackage[low-sup]...
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0answers
77 views

A specific Math equation!

I have tried to look for how to make equation as it is shown in picture, can anyone help to show a link for math equations like this one.
2
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1answer
58 views

How to make vertical bar in equations?

When I try this: \begin{equation} \overline{bel}(x_{t}) = p ( x_{t} \textbar z_{1:t-1} , u_{1:t} ) \end{equation} I get following warning: Command \textbar invalid in math mode on input ...
3
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1answer
40 views

split equation in eqnarray

\begin{eqnarray} F_{\theta}=[(2m+M)R^2+2J_w+2n^2J_m]\ddot{\theta}+(MLR \cos ( \psi - \zeta) -2n^2J_m) \ddot{\psi} -MLR \dot{\psi}^2 sin ( \psi - \zeta) + (M+m)g \sin \zeta \label{eqn13}\\ F_{\psi} =...
1
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1answer
30 views

How to realize curvate bracket after which two formulas follow in vertical order [duplicate]

I would like to write a equation which defines quantity f(X) to be a if X>0 and b else. I would like to do so writing f(X)= followed by a curvate bracket and then a if x>0 and b else aligned ...
0
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0answers
29 views

How do I know a numbered equation is called later or not? [duplicate]

I am using amsart package to write my thesis. I use command like \begin{equation}\label{...} ... \end{equation} to write my equation, and hence all equations are numbered and labeled. There are ...
4
votes
2answers
55 views

Top alignment for multicolumn equations set

I need to align following equation set to top: \begin{equation} \begin{aligned} S_{1} &= \frac{11.0}{24.1} &= 0.46 \text{ пкФ}/{\%}; \\[1em] S_{2} &= \frac{25.6}{32.3} &= 0.79 ...
0
votes
1answer
40 views

How can I put a value to the right of a chemical equation? [duplicate]

I am trying to figure out how to put a value (e.g. ∆H>0 or E_cell=1.10 V) to the right of a chemical equation. For example \ce{Cu ^{2+}(aq) + Zn(s) -> Cu(s) + Zn^{2+} (aq) E_{cell}^\standardstate ...
1
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1answer
42 views

Change the font size of the equation in latex

How can i change the font size of both equation individually? \begin{eqnarray} \begin{split} % Change the font size r_j &= 2 \\ &\quad + 4 \end{split} \\ % Change the font size r_j = 2 + ...
4
votes
2answers
44 views

how to place the equation number in the right

I wrote the equations and I manage to align the regression, but the numbers are showing below the regression. How can I align it in the right? this is the code I'm using: \begin{equation} \label{...
6
votes
2answers
291 views

How to control the size of math symbols in an equation?

I've been struggling with this task for some time now. Basically I want to make this: Into something like this: I've tried \mathlarger from relsize package, but it simply didn't work (no effect ...
4
votes
2answers
49 views

Automatic label formulas with (*) and (**) instead of numbers

As in the title, I would like to label formulas in certain environments (such as proofs) using (*), (**), ... instead of numbering. Is there a way to achieve this?
3
votes
2answers
77 views

How to customize the \label{}

I would like to change the presentation of the command \label{}. More precisely for the theorems of ntheorem. In fact I created a theorem called "assumption", and I would like to refer an assumption ...