{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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10
votes
3answers
656 views

Boxed equation with number

My minimum working example: \documentclass{report} \usepackage{amsmath} \begin{document} \begin{center} \boxed{K_{k+1}=P_ka_{k+1}^T(a_{k+1}P_ka_{k+1}^T+I_N)^{-1}} \end{center} \end{document} ...
4
votes
3answers
2k views

how to justify left all numbered equations

I use displayed numberd formula in lyx the equations are appears in middel I want to justify left the equations I used elsarticl 2 column page format
0
votes
0answers
36 views

Insert portion of code before every line break in gather environment

This is a follow-up question to Redefine equation environment: auto labeling. I want to have something like \AtEndEnvironment{gather}{\label{equ:\theequation}}(at the end) plus \label{equ:\...
2
votes
1answer
43 views

Line numbering for boxed multi-line equations using empheq package leaves extra blankspace

I'm using the empheq package to put boxes around equations that span multiple lines (using align). There are 6 lines to the equation, and the whole box should receive one number (1), for which I use ...
1
vote
1answer
25 views

multiple use of split

I have two equations that I would like to split (with a split command) but have them both lined up; i.e., something like \begin{align} \begin{split} a&=xxxxxxxxxxxxx\\ &=xxxxxxxxxxxxxxx\...
4
votes
3answers
1k views

break an long line in an algorithm

I have a long line in an algorithm and want to break it into two lines. For similar case in equations, split can be used. How do I do this within an algorithm? \documentclass{article} \usepackage{...
2
votes
0answers
40 views

Software for generating Flow charts / mind maps where labels include latex?

I'd like make some mind maps/flow charts that include equations, which I'd like to write in latex. One problem is that generating those in tikz or any other graphical package directly in latex is not ...
2
votes
0answers
35 views

Export equation into vector graphic [duplicate]

I want to export equations from LaTeX to PowerPoint (if possible as vector graphic, e.g. .svg). I use Windows7 / Office 2010 and ShareLaTeX. Since I would like to export every equation, I tried: \...
2
votes
3answers
58 views

How to put a colon to the left of a specific set of equations in a set of equation

Following: How to put a colon to the left of a set of equations? Currently I have the following code \begin{equation*} \begin{split} \Omega : \dot x &= \omega(b) \\ p &= \sigma(z)\\ m &= ...
3
votes
2answers
230 views

3 equations + vertical dots

I was googling the way of adding 3 dots between two equations, I found this question> (Vertical alignment of dots in equation) What I want: Three equations. Between equation 2 and 3 I want 3 ...
3
votes
1answer
41 views

How to put a colon to the left of a set of equations?

Currently I have the following code \begin{equation*} \begin{split} \Omega : \dot x &= \omega(b) \\ p &= \sigma(z) \end{split} \end{equation*} Which generates But I would much ...
1
vote
2answers
3k views

How to left align a text in IEEEeqnarray environment?

I am using IEEEeqnarray environment and want to left align a text. How to do that? \documentclass[a4paper, 10pt, conference]{ieeeconf} \usepackage{amsmath} % assumes amsmath package installed \...
0
votes
2answers
37 views

equation with 2 ranges

i need to write the equation as n the figure attached plz someone help me out in writting the equattion with the ranges as in the example attached thank you
3
votes
2answers
106 views

problem in equation beginning [closed]

I wrote the code of the equation but I have an error while writing Jij, any help? \begin{equation} J_i_j = \left\{ \begin{array}{l l} \frac{1}{k}exp\left(-\frac{{||x_i - x_j||}^{2}}{{2a}^{2}}...
1
vote
2answers
158 views

Auto Breaking of Long Math Equations

There is the package breqn for automatically breaking long math equations. I have used it, but there is a little problem that I am facing with it. When we have two different long equations that we ...
1
vote
1answer
47 views

Fullstop after \dots in a formula

Should I put fullstop after \dots in a formula in the end of a sequence? Consider for example the nonsense formula $$E=mc^2 + \dots .$$
54
votes
6answers
178k views

How do I turn off equation auto numbering

I have an equation like this: \begin{align} P(A \cup B) = \sum_{\omega \in A \cup B} P(\omega) = \sum_{\omega \in A} P(\omega) + \sum_{\omega \in B} P(\omega) = P(A) + P(B) \end{...
1
vote
2answers
34 views

Wide equation - how to avoid the equation number on next line?

I have an equation with a large matrix that I want numbered as an equation. I use the code shown underneath: \documentclass[12pt,a4paper]{report} \usepackage{amsmath} \begin{document} \setcounter{...
1
vote
0answers
35 views

how to reduce the space in a equation in latex?

general, the equation in latex looks like: But in some paper, the equation looks more compact, like There is less space among the equation. How to make such a configuration?
70
votes
3answers
38k views

How to get only one vertically centered equation number in align environment with two equations

What I have are two equations with align and I want one single equation number to refer to this system of equations. To illustrate, I have \begin{align} dr_t &= \kappa ( \theta - r_t ) dt + \...
1
vote
2answers
34 views

how to split some part of a long equation in next line

How do I split some part of my equation to the next line? \begin{equation} \begin{split} \lefteqn{P_{n_i}(e,(t+1)) = p_{n_i}(e,t)+\eta_{n_i}[\bar{U}_{n_i}(e)\\ & -\bar{U}_{n_i}]p_{n_i}(e,t)} \...
2
votes
2answers
26 views

Vertical alignment trouble between text and equation inserted in two \longtable cells

I have a horizontal table, made with \longtable, with two cells: in the left cell there is text, and the right cell contains an equation I implemented with the \alignat command. If I use the attached ...
1
vote
1answer
38 views

Redefine equation environment: auto labeling

Hi i want to auto label every equation with its number (\theequation), i found a simple solution (to avoid manual environment redfinition) but i cant figured out what i am missing. Why it doesnt ...
1
vote
1answer
48 views

help in writing equation

i would like to compile the below equation...whenever i compile, i get an error saying missing $ inserted and missing } inserted. Where do i rectify it. I am using double column ieee conference and ...
4
votes
4answers
176 views

other terms in equation to the same size as tfrac terms

How do I make other terms in equation to the same size as tfrac terms \begin{equation} X=\tfrac{2J^2}{4J^2+U^2/4}\sin^2\big(({\sqrt{4J^2+U^2/4}})t\big) \end{equation} looks like How do I adjust ...
2
votes
2answers
70 views

Prevent line break before equation environment in enumerated list item

I try to accomplish the same thing as in this question: Prevent line break before equation environment in enumerated list item (to have the equation in the same line as "some text"), except that i ...
3
votes
2answers
2k views

LatexIt not rendering properly

I've been trying to figure out how latexit works, however, when I enter this simple piece of code, I get a long message of different errors as "LaTeX Error Bad environment delimiter", "You can't use `\...
1
vote
0answers
23 views

Difficulty with generating labeled equations in elsarticle document class [closed]

I have tried writing equations in the normal way ie: \documentclass{elsarticle} \begin{document} \begin{equation}\label{eq:1} x=y+1 \end{equation} \end{document} but this doesn't work for some ...
2
votes
1answer
20 views

How can I solve the conflict issue in refcheck and bookmark packages

I am using refcheck package to check which equation is not cited in my paper. However, it is conflicted with a package "bookmarks". How can I solve that issue, but still use bookmark package \...
4
votes
1answer
75 views

How to align columns of two separate matrices?

I have two equations involving matrices in an align environment. One of the matrices is wider than the other. How do I align them so that they are equally wide? A minimum working example: \...
2
votes
1answer
35 views

Write an equation with words in it

I am trying to write a chemical equation with some words in it. The equation is given below: The code I have written for that is \begin{equation*} ^4_2He + ^9_4Be \longrightarrow ^{12}_6C + Highly ...
0
votes
1answer
17 views

Break conditions in different line

I have a code to generate a equation in Latex. My problem is that How can I break line between a and b condition in the equation. With below code, the 0<=a<=10 and 0<=b<=10 are located in ...
1
vote
0answers
44 views

Can't make maths equation - possibly Calligraphy? [duplicate]

I have included a picture of a maths equation that I need to convert to LaTeX. However I just can't figure out how to convert the first two symbols or figure out what they are/stand for. The picture ...
5
votes
2answers
162 views

Breaking single equation with multiple alignment

I have a set of equations that have multiple alignments, and one of these equations I want to break since it is long. The following MWE illustrates my current solution to this problem, but it's not ...
3
votes
2answers
304 views

Backward difference in LaTeX?

How can I write backward difference in LaTeX?
2
votes
2answers
514 views

How to insert mathematical formula /equation in Zotero's note?

I've been exploring several reference manager by now and ends up using Zotero, because it's simplicity. previously i had mostly been using Citavi, Citavi had this feature of storing mathematical ...
1
vote
1answer
43 views

please help me to align the formulas as follows

For Crushing Glass, Mini pressure applied in the cylinder (P) = 6.86x105N/m2 Diameter of the cylinder (D) = 32 mm Diameter of the piston rod (d) = 17 mm Stroke length = 100 mm ...
-1
votes
2answers
81 views

how do i create a linebreak in an inline math formula?

I tried to make a equation in Latex but the parentheses disappear near the edge of the page. How I put the equation in two lines? $\left(\omega=\frac{d\theta}{dt}=\int_{0}^{\dot{\theta}} d(\dot{\...
2
votes
3answers
52 views

How to Position the Equation Number in begin{equation} environment for a parametric equation ( i.e. x = { a or b )

I have a parametric equation, which is numbered automatically by the begin{equation} environment. My issue is, the number appears on the next line down, below the equation. Since there is enough space ...
2
votes
0answers
23 views

Is there an \intertext equivalent for IEEEeqnarray?

I mostly use align* environments throughout my document and make heavy use of the \intertext macro, but was dismayed to find no such thing exists for IEEEeqnarray. I searched the webs (e.g. How To ...
1
vote
0answers
26 views

LaTeX: Larger spacing in equations by default

I know that I can add spacings in equations using \,, \: and \;. However, by default, there is no spacing between two factors. Do I have to set every spacing manually using the above commands, or is ...
0
votes
1answer
28 views

Creating a multiline equation [duplicate]

I am really struggling to create a multi line equation that incorporates both a matrix and a single equation that lines up the equals signs such as the one below: So far have done the following: \...
4
votes
2answers
205 views

Unusual symbol in equation

How can I type the following in LaTeX?
0
votes
1answer
30 views

Problem with equation numbering

I'm writing my thesis using latex. I get a problem with equation numbering an Attached my thesis. I need your helps please Minimal working example: \documentclass{article} \usepackage{refcheck} \...
4
votes
2answers
55 views

Improper alignment at equation break

I have the following MWE, showing how the two plus-signs of the second equation are not completely aligned with each other: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{...
2
votes
1answer
39 views

Center-left aligned equations

I have multiple equations that I want center-aligned, but starting at the same point, like I see in other people's texts: If I use this code: \begin{align*} \Pr(\mathbb{X}_2 = 0) = 1-\Pr(\mathbb{X}...
1
vote
1answer
55 views

Underline inside eqnarray

I have now the version and want to change it to something like The equations are in eqnarray and I want to underline only the last line. Is this possible?
5
votes
1answer
34 views

Specifying system of units in equation

A common way of specifying which system of units (e.g. SI, esu, CGS - not the units themselves, e.g. kg, J, K) an equation is written in, is adding the name of the system within brackets to the right ...
1
vote
1answer
49 views

Problem inserting a complicated equation into a (tikz) node

I have a problem inserting an equation into a tikz node. I'm used to insert successive equations that are separated with 'align', but with my equation (succesive lines, put together with two braces), ...
5
votes
2answers
99 views

How to ignore ending punctuation in an equation environment?

I use the following to export all equations in a long document as a separate pdf (and subsequently, png files): \documentclass{article} \newif\ifexport %\exporttrue \ifexport \RequirePackage{...