{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
76 views

how to write multiline equation with right brace alone

I am wrting this equation with \begin{eqnarray} u_k^{n+1}=\argmin_{u_k \epsilon X} \left\lbrace \alpha \left|\left|\partial_t\left[\left(\delta(t)+\frac{j}{\pi ...
4
votes
1answer
71 views

Number equations inside enumerate

How can I get begin{equation} numbers to be of the form (1.2), where 1 is the current enumerate item, and 2 is the equation number? M(not)WE: \documentclass[]{article} \usepackage{amsmath} ...
1
vote
2answers
2k views

Enumeration of equations in the double dollar math mode

How introduce enumeration of equations in the double dollar math mode (i.e. $$...$$)? Or even better, is it possible to make $$...$$ as a particular math environment, e.g. equation or align?
2
votes
3answers
81 views

List of equations, including equation contents and caption

I would like to automatically generate a list of equations present in the document, which includes the equation itself. Here is a MWE: \documentclass{article} \def\caption#1{} \begin{document} First ...
5
votes
2answers
52 views

Having two braces which refer to a set of equations and its initial conditions on the same line

Say I have; \usepackage{amsmath} \begin{equation} \begin{cases} \dot x = 2z + xy \\ \dot y = 4xy - z\\ \dot z = -5z \end{cases} \end{equation} \begin{equation} ...
3
votes
1answer
54 views

How to align separate equations to one side

I'm writing several separate equations using \begin{equation*} equations in here \end{equation*} \begin{equation*} equations in here \end{equation*} \begin{equation*} equations in here ...
5
votes
2answers
103 views

How can you number equations manually?

How to number equations manually? I'm making a presentation on a chapter, so would like my equations to be numbered as in the book, and not necessarily from the first equation in the chapter, for ...
3
votes
2answers
64 views

Splitting equation in align environment

I am attaching a picture of what I want to achieve. I am trying to use align* environment, and I've read all related questions to this, but with no luck. Can someone tell me a way which gives a result ...
2
votes
2answers
32 views

Use Labels to show equations

I want to be able to create many equations, say $a+b=c$ and $c+d=e$, save the equation as a variable but not have the equation be displayed. I simply want to have the ability to use the label/variable ...
2
votes
1answer
45 views

Labeling an equation without making it center aligned [closed]

I know that we can use the \tag{label} command to label an equation. However using this makes an equation center aligned. How do I keep the equation left aligned and still have a tag for the equation? ...
0
votes
0answers
21 views

Equation number not in the same line with my equation [duplicate]

I'm new here and I'm learning how to use LATEX. Please, I have small problem and that the equation number appear in the new line and not in the same line with the equation. \begin{equation} f(l) = ...
4
votes
1answer
55 views

Writing neat equation parameter definitions with \singlespacing vs \doublespacing text

This question is based off the answer for the How to write a perfect equation parameters description? question: I would like to have the parameters defined using \singlespacing as I am currently ...
0
votes
1answer
127 views

Exponential function

I have a problem creating an exponential function in equation mode in Latex. I would like to have this exponential function: exponential^((y^2)/4). Does anyone know have to do that? David
2
votes
1answer
72 views

Big Brackets inside eqnarray

Can anyone help me in writing the following long expression with in IEEEeqnarray or eqnarray structure? \documentclass[10pt,a4paper]{article} \pagestyle{plain} \usepackage{amsmath} ...
0
votes
2answers
60 views

How can I start numbering my equations from 8.1? [closed]

I would like to start numering my equations from 8.1. I'm using the equation environment. Tried using \setcounter, but it starts from 8 instead of 8.1. I also don't wanna use \tag. How can I do this? ...
3
votes
1answer
20 views

Less spacing at the end of equation lines using Split environment

Does anyone know why in the equation produced by the following code, the plus signs at the end of the first and second lines have less space on their left sides compared to the other plus signs? and ...
3
votes
2answers
235 views

How to write partial differential equation (Ex. dQ/dt=ds/dt) with real partial derivative signs?

I would like to make a partial differential equation by using the following notation: dQ/dt (without / but with a real numerator and denomenator). Earlier today I got help from this page on how to ...
40
votes
5answers
3k views

How to write a perfect equation parameters description?

A symbols or parameters description is shown below, however, the = and the details of parameter are not aligned. I want to make a parameters list for a equation like this, in which symbols, = and ...
4
votes
1answer
25 views

Subequations with main equation number

I would like to have a set of equations, all under the same number, but with a "main" equation, and some other equations that follow being labelled with subnumbers, for example 1 = 1 ...
0
votes
1answer
42 views

Writing equations with neatly defined parameters [duplicate]

I have been dealing with a multitude of equations in my thesis and it gets really repetitive defining each parameter verbally after each equation; personally I find it inefficient and at times messy. ...
3
votes
3answers
309 views

Writing partial differential equation like u_t=u_xx

I have a problem writing the heat equation in latex. I would like to write it by starting with \begin{equation} and ending with \end{equation}. I tried doing the following: \begin{equation} ...
3
votes
1answer
30 views

Equation Line with notes in between

Good day! How can I make an aligned equal sign even though I have notes in between the two equation lines? For example: a+b=c (some notes....) c+d=c+(a+b) Thanks
5
votes
1answer
48 views

align text and equations in columns in beamer

I have a beamer frame consisting of two columns (top aligned) using the [T] option. The second column contains a align equation block. Even though I am using the [T] option the column containing the ...
2
votes
1answer
110 views

missing inserted endgroup

I'm typing this equation \eta=\frac{82\cdot4\cdot1.44 \textrm{MeV}\cdot10$^-15$\textrm{m}}{2\cdot6.582\cdot 10$^-10$ \textrm{MeV}\cdot\textrm{s}\cdot0.0774\cdot2.998\cdot10$^8$\textrm{ms$^-1$}} and ...
3
votes
2answers
207 views

Multiple results for equation

How do I define a equation e.g. x +y that shall be true for e.g. <5 and >0 in one equation? I was thinking of using a large brace, but I can't find any example of how to achieve this.
3
votes
2answers
101 views

How to place the subscript under two summation signs in a fraction?

I would like to place a subscript under two summation signs in a fraction, in an equation. The code showed works when it is not in a fraction, but as soon as I use it in a fraction the subscript is ...
3
votes
1answer
81 views

Increase equation resolution in TeX4ht using accessible images or typeset text

When TeX4ht compiles my latex code it generates a png of my equation and includes this in the html file. Until a better alternative for this comes along I am quite happy with this way of ...
65
votes
4answers
137k views

How to break a long equation?

I have a long equation but long enough to occupy two lines. I want to break it to improve readability. How can I break it? \begin{equation} F = \{F_{x} \in F_{c} : (|S| > |C|) \cap (minPixels ...
0
votes
1answer
81 views

How can I type this format of equation in latex? [duplicate]

I specifically want braces on right side of the set of equations in given format.
0
votes
1answer
42 views

Undefined control sequence error for equation [duplicate]

I am trying to reproduce the following equation in LaTeX: nopt(d, B) = argminn {Pt - LMI (d, n, ω + 0.5B) >= Pth } and the syntax I have used is the following: $n_{opt}\left(d, B\right) = ...
4
votes
1answer
134 views

How to decrease space above and below displayed equations [duplicate]

This is my code. \documentclass{article} \usepackage{amssymb,amsmath,amsthm,enumitem} \begin{document} How can I decrease vertical space between text above and below \$\$ \ldots \$\$ ? $$x^{2}+y^{2} ...
6
votes
2answers
263 views

How do I modify an equation with a long numerator and a normal denominator?

I have a long equation from Mathematica with very long numerator and normal elements of denominator. \begin{equation} P_1(t)= \frac{\exp \left(-\frac{1}{4} t \left(\sqrt{-6 \lambda _{\text{G1}} \mu ...
0
votes
0answers
17 views

special char in a latex equation [duplicate]

I don't know how to make this special char in latex equation, if anyone could please advise:
5
votes
2answers
110 views

Text within an equation

I am trying to achieve the equation shown in the figure attached below I am not getting the desired result in terms of the alignment of the text between equations and the main text. I have tried ...
2
votes
1answer
40 views

Help formatting really long equations

I have some really long differential equations and I'm having trouble figuring out how to format them the way I want. I want them to look liek this: dx/dt = blah blah blah blah dx/dt = blah ...
1
vote
1answer
72 views

Crop the image of LaTeX formula

How to automatically crop the white space (maximum thickness horizontal/vertical white border) around the formula in image, generated, say, by means of some of online LaTeX formula editors (actually I ...
5
votes
2answers
150 views

add vertical space between equations

I am using the following code to combine two equations with one number in parentheses but the two equations are very close to each other and using '\vspace{} not working How can i add a vertical ...
1
vote
1answer
92 views

Shorthand for \begin{eqnarray*} … \end{eqnarray*}

To align a long string of symbols I usually use \begin{eqnarray*} ... \end{eqnarray*}. I would like to know if there is any convenient alternative to this environment. For example, I know that ...
2
votes
2answers
77 views

Move up a text in equations

I don't know if the title explains much what I want to say, but here it is: $$ \frac{\text{XXXXX }}{\text{YYYYYYYY}} \text{(ZZZZZZZZZZZZ)} $$ I want to move up the ZZZZ sentence so that it is ...
4
votes
2answers
46 views

Control the size of an equation (in display mode)

There are several ways to show an equation. I'm trying to put a big equation in display mode (i.e.: \[ {\equation} \]) and to keep it's dimensions within the size that is reasonable, using adjustbox. ...
1
vote
1answer
52 views

How to put equation numbers in these equations while keeping them aligned with the “equal to” sign

I want to put equation numbers on these three equations. also I want them to be aligned with the"=" sign. \documentclass[12pt,a4paper]{article} \usepackage[a4paper, total={6in, 8in}]{geometry} ...
2
votes
1answer
34 views

\Aboxed with multiple & in align* environment

\Aboxed command in mathtools is used to box an equation with only one alignment operator inside. But how to box an equation with multiple align operators ? For instance, in the following equations, ...
0
votes
1answer
134 views

Pandoc equation numbering style

I use pandoc to render .pdf files from markdown. Example input: #Fudamental matrix ##Epipolar constraint in pixels (@) $$(K_{0}^{-1}x)^{T}E(K_{1}^{-1}x')=0$$ (@) ...
2
votes
1answer
72 views

equation exceeds the page border

I have the following equation which goes behind the page border: \begin{equation} P(word|name_i)= \frac{1}{\sqrt{2\pi\sigma_i^{2}}} \times ...
3
votes
2answers
108 views

Equation on same line as proof

If a proof consists of only a single, less-than-a-line-long equation, there is no reason to put the \emph{Proof.} and the equation not on the same line. How can I tell LaTex this? Here is a minimal ...
2
votes
1answer
66 views

Align equation which floats to centre

I have this code (which is based in this answer): \[ \SI{0.2}{\micro\second} = (1 - FR) * \SI{0.1}{\micro\second} + (\num{0.3} * FR) * \SI{8}{\milli\second} + (\num{0.7} * FR) * ...
3
votes
1answer
128 views

Math equation eating whitespaces and operators

I have this: $0.2 \mu sec = (1 − FR) * 0.1 \mu sec + (0.3 * FR) * 8 millisec + (0.7 * FR) * 20 millisec$ \\ and the result is that all whitespaces are gone, as well as the first minus symbol for ...
7
votes
3answers
166 views

Box with subtext in an equation

I would like to do something like the boxes in the equation below But I have no idea how to implement this in Tex. Thanks in advance!
1
vote
1answer
91 views

Latex IEEE template - Equation “otherwise” in second column

I'm trying to put an equation in IEEE latex format(two column). Following is my equation. \begin{equation} LD(a_{x},b_{y}) \begin{cases} max(x,y) \;\;\;\;\;\;\;\;\;\;\;if\; min(x,y)=0 \\ ...
3
votes
2answers
72 views

Subsequential numeration of theorems and equations

I'm writing an essay in Latex and I want to do the following thing, which I'll explain with an example. Suppose that I have a theorem 1.1 and inside it I have to specify an equation. Is there a way in ...