{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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3
votes
1answer
61 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
105 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
71 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
33 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
53 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
22 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
71 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 ...
1
vote
1answer
2k 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
83 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
65 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
21 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
438 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 ...
5
votes
1answer
46 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
66 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
349 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
32 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
79 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
114 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
219 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
119 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
102 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 ...
67
votes
4answers
148k 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
82 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
46 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
184 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
283 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
118 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
43 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
79 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
160 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
102 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
81 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
64 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
53 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
42 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
186 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
83 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
126 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
68 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
137 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
193 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
139 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 \\ ...
4
votes
2answers
79 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 ...
7
votes
1answer
87 views

Switching from equation to align changes horizontal width

I am puzzled by why changing from an equation environment to an align environment should change the horizontal width of my equation. Below I provide an example. Sorry, it is not a minimal working ...
5
votes
2answers
107 views

Aligning long set of equations

I'm trying to make a big series of equation equalities in LaTeX, however, my equation just keeps going on out of the page width. Here is what I have: $$ ...
52
votes
2answers
44k views

How to write conditional equations with one-sided curly brackets

I want to write a conditional expression such as the following. What is the best way to express such conditional expressions in Latex?
3
votes
1answer
77 views

Subequation behavior for ungrouped equations?

I have several equations at different places in my paper, and I want to number them as I would using subequations, e.g. 1.a, 1.b, 1.c, 1.d. The problem is that they do not follow each other ...
2
votes
2answers
54 views

Two Different Equations with aligned does not aligned within each

I have two different formulas where the first one doesn't aligned with the second one. I first tried align but it gave me an equation number for each line. Then I did ...