{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.

learn more… | top users | synonyms (1)

7
votes
2answers
114 views

Align equations with conditions

I am using the following equation with boundary conditions, I would like to position the equation centrally aligned and would like to keep the boundary condition to the right. But the equation is a ...
3
votes
3answers
125 views

Fit equations as same size of the text fonts

An inline equation is written with the sentence appears, It can be noticed the line spacing has been locally increased for that particular sentence containing the variable E. How to shrink the ...
1
vote
2answers
90 views

Combining numbers and letters in equation numbering LaTeX

I currently have the following equation in LaTeX: I'm trying to achieve the following in LaTeX: The problem is that I can't seem to get the numbering to start at 1a. When I use the following ...
2
votes
3answers
205 views

Larger font size in math display equation environment?

Consider the following MWE: \documentclass[a4paper,12pt]{article} \usepackage{amsmath} \usepackage{graphicx} % \scalebox % defaults seem to be: pslatex.sty:103: \DeclareMathSizes{12}{12}{9}{7} % NB: ...
4
votes
3answers
64 views

How can I make a single-aligned row under two double-aligned rows in an equation?

I have an equation that I would like to align like this (the x is actually \times): A = BBBBB CCCCCCC x DDDDD = EEEEEEE FFFFF I have tried the align environment, align with nested ...
5
votes
2answers
152 views

Unit spacing with siunitx in an equation

I'm just starting to get to grips with the siunitx package, but I've noticed that there seems to be some issues with regards to unit notation spacing in an equation. With siunitx it is possible to ...
6
votes
1answer
52 views

Math accents and Greek letters in glossary name (equation description)

I have many equations, where I need to use special characters \dot \bar and Greek letters like \tau. In the equation everything works nice but when I try to write the description \mathgloss I receive ...
9
votes
2answers
579 views

Writing equation in LaTeX: some part are mysterious to me :)

I would like to write in LaTeX two equations: and I do not know how to do that...Particularly, how to write stuff underneath the max function. And also how to have this line over Wi or Wj. PS: ...
3
votes
1answer
138 views

How to put a text label *before* an equation?

currently I have an optimization problem defined in {equation} environment: I want to add a label (P) before equation (6). Currently, I had to use the first line "Optimization problem (P)" as a ...
7
votes
1answer
42 views

Automatically reference a set of equations in align

Is there a way to automatically refer to a set of equations in an align environment? E.G. I would like this to read "From Eqs.(1-3), we can clearly see..." \documentclass{article} ...
1
vote
2answers
120 views

LaTeX command for double lower index summation [duplicate]

I would like to know what is the latex command to include a double lower index using sigma notation (i.e: second index lies underneath the first index)? I tried typing: ...
3
votes
3answers
116 views

How do I create complex equation?

I need to create a couple complex equations and most of the things I try end up putting the denominator next to the numerator. I am trying to create these equations: k=(QL)/(t(Delta)hA) and ...
0
votes
1answer
142 views

“Invalid Equation” on codecogs.com/latex/eqneditor.php but It's ok on stackedit.io [closed]

I have this equation in latex: \{\Theta, \{\phi, \psi \}\} + \{\phi, \{\psi,\Theta \}\} + \{\psi, \{\Theta, \phi\}\} = 0 and codecogs.com/latex/eqneditor.php show me "Invalid Equation": but ...
1
vote
1answer
49 views

Changing the spacing inside equation with underbrace [duplicate]

I am aware of questions/answers that address the question of space around the equal-sign (e.g. this one or this other question). However, my question is related to a situation where I make use of ...
2
votes
0answers
61 views

Eqnarray vs align environments [duplicate]

I keep reading that \begin{align} is preferred to \begin{eqnarray}. Unfortunately, I can't get align to justify rcl. I'll change between align and eqnarray, and the rightmost column is right ...
4
votes
2answers
102 views

How to refer to figures, tables, equations and sections [closed]

What is the correct way to refer to figures, tables, equations and sections? For example, should I write In Figure 1.1 we notice that.... or In fig. 1.1 we notice that.... or In figure 1.1 we notice ...
2
votes
1answer
82 views

Number equations in pandoc by default

How to get equations written in $$...$$ numbered when markdown document is compiled to PDF file. I do not need to make references for equations.
3
votes
1answer
59 views

Get both advantage of multline ( spacing) AND equation/multlined (numbering)

I like the spacing of multline but not the numbering (on the last line). I tought for a moment that equation+multlined will do the trick but that is not the case right now. The numbering is OK, but ...
2
votes
1answer
59 views

writing text next to equations in array [duplicate]

I am trying to reproduce the attached picture: But I can't in any way figure out what the correct way to write text next to an equation is. Is there a package for this?
5
votes
1answer
55 views

Numbering equation for each custom section

I have created an environment named hwp with custom headers and footers that works otherwise very much like the native section environment, in which I can set equations, add figures, etc. What I would ...
0
votes
1answer
69 views

Changing vertical spacing between equations

I'd like to reduce vertical spacing between dmath equations. I don't know how spacing works here. I tried changing line spacing with setspace but to no effect. This is meant to be a formula sheet with ...
1
vote
0answers
24 views

Generate external images for all equations in a document [duplicate]

I have to convert a LaTeX document to a Microsoft Word template due to circumstances I cannot alter (intergovernmental organisation). With \tikzexternalize, I can easily generate images for all my ...
4
votes
1answer
69 views

Equation errors in latex

i have this equation \begin{equation} D{_{T__1}_,}{_{T__2}} (g)= | H{_T{__1}} (g)- H{_{T__2}} (g)|=|log_2 P{_{T__1}}(g)-log_2 P{_T{__2}} (g)| \end{equation} and it shows some error and also the ...
3
votes
1answer
63 views

How to control equation labelling in “align” environment?

I would like to write something of the form: \begin{align} c_1 & = 1 \\ c_2 & = 1 + 2 \\ c_3 & = 1 + 2 + 3 \\ & \; \; \vdots \end{align} I would like the first three ...
6
votes
1answer
90 views

Libertine + newtxmath gaps in big brackets

I have a problem when combining Libertine with newtxmath. When using large brackets in equations the brackets have strange gaps. \documentclass[fontsize=12pt,DIV=12,oneside,a4paper]{scrreprt} ...
0
votes
0answers
31 views

\hat{} not appearing in equation with transpose? [duplicate]

Why does the first bracket not display the \hat{\beta}, I cut and pasted from the second one so they are exactly the same? I guess it has to do with the fact that the first expression is transposed? ...
7
votes
4answers
271 views

left position math formula

I try to write down the following equation: \begin{equation} \begin{flalign*} \left \| \vec{r}_1 - \vec{r}_2 \right \| = \\ \sqrt{( r_{1,x}-r_{2,x} )^2 + ( r_{1,y} - r_{2,y} )^2 } = \\ \sqrt{( ...
5
votes
3answers
72 views

left alignment for equation by using aligned

I used equation to write my Comment set. But when I used aligned, it doesn't show a left alignment. This is my code : \begin{equation} \begin{aligned} Comments=\{\{7322,{""}\},\{7424,\text{"remove ...
2
votes
1answer
44 views

Font issue with overline in equation

I have the following code, which produces different font sizes, when an overbar is included to the variables. \documentclass[11pt]{article} \begin{document} \begin{eqnarray*} ...
6
votes
1answer
65 views

Center over-long equations between both margins

I understand the reasoning behind the fairly narrow textwidth in a default LaTeX article. 60-80 characters per line and all that. However, I am preparing a document that features many lengthy ...
1
vote
1answer
26 views

break a long equation with an initial bracket [duplicate]

I tried to fix this problem by reading the answers to the questions on this forum related to this topic, but I did not find any solution. Could you help me, please? The thing is that I have to break a ...
3
votes
1answer
57 views

Vertically aligned equation number with underbrace

I would like to vertically aling an equation number for the following MWE: \documentclass{scrartcl} \usepackage{amsmath} \usepackage{mathtools} \begin{document} \begin{align} \begin{aligned} a ...
2
votes
0answers
37 views

Aligning equations with a label [duplicate]

I just discovered how to use flalign* to left justify my multi-line equation, but I would like it to start immediately after the a) lim... in my enumerate without going to the next line. ...
0
votes
0answers
26 views

Showing elimination in the equation [duplicate]

I want show solving process. So I have for example Y=(x-2)y / y =x-2 . I want draw a line over y that show as eliminated as problem be solved. How can I do?
4
votes
1answer
42 views

Disabling enumeration for a document

I'd like to disable enumeration for my document. I'm using amsmath and breqn. I tried using \mathtoolsset{showonlyrefs=true}, but it doesn't work. \documentclass[a4paper,landscape]{article} ...
2
votes
1answer
119 views

Young diagram as float in tufte-book

I am trying to place Young diagrams (using youngtab) in the margin, as in the tufte-book document class. I have tried the obvious \begin{figure} \centering ...
3
votes
3answers
71 views

Fixing alignment in equations

I wish to get a more typical alignment (I hope this obvious) than what I am getting with the following code: \[ ...
9
votes
2answers
71 views

Cleveref: Parentheses around references to subequations using \labelcref

Using the Cleveref package (v0.19) i have a problem with missing parentheses when referencing to subequations, using the \labelcref command. Here is a MWE: \documentclass{article} ...
4
votes
2answers
94 views

Left align definition for symbols in a LaTeX math equation?

I have an equation and want to have a 'where' block beneath it explaining the variables used. I would like to use something similar to the last example in this answer, but I would like the 'where' ...
1
vote
1answer
105 views

Formula sheet with columns and equation breaking

I'd like to make a compact formula sheet with 3 page columns in landscape orientation. I prefer the equations to break at boundaries (semi-)automatically. Currently most of my equations are formatted ...
1
vote
3answers
89 views

How can I reference a formula with an on going numbering?

I work with LaTeX for long time and I used eqnarry. But that's obsolete so I gave equation and aligned a try. The problem is, that if I reference to my equation it shows the chapter numbering (?), but ...
2
votes
1answer
60 views

tex4ht: how to make only non-inline math bigger?

I'm converting a document to html (or possibly xhtml) using htlatex. I find that the output is ok, but the equations are too small. I have tried making them bigger by adding the following to my ...
2
votes
1answer
58 views

How to use display equations with psfrag?

I would like to include a display equation in an EPS figure using the pstool package. When the command for the replacement text is $\sum_{i=1}^{N} x_i^2$, then it compiles fine (see the vertical axis ...
2
votes
1answer
54 views

Separately annotate parts of a fraction

I'm trying to create the following image in TikZ as part of a handout explaining blood pressure to patients in a clinic. I am unsure how to annotate a fraction in tikz. I know of the example using ...
1
vote
1answer
72 views

Why isn't eqref working?

I am trying to use \eqref as in the following, but instead of (1), I get a set of blank parentheses as the result. Could anyone help me fix the problem? \documentclass[10pt]{article} ...
5
votes
1answer
61 views

Can I make footnote inside an equation?

Can I make a footnote to clarify an important point inside an equation?
2
votes
0answers
77 views

Add an equation at the bottom of a KOMA-script article in twocolumn mode

how can I place a large equation at the bottom of a page when using the document class scrartcl with the twocolumn option enabled. I know about this solution using multicols, but I'd rather stick ...
3
votes
1answer
126 views

How to combine paragraphs of text with equations using \shortintertext and 'align'

I commented that I'm solving problems to make a book of basic math (or precalculus). In the environment or region of solving an exercise I want to combine paragraphs of text (using \shortintertext) ...
10
votes
1answer
171 views

How can I add circles and arrows in linear equation systems?

How can I write a linear equation system that uses circles and arrows to indicate what should be added on each line. This is what I have so far: $S = \begin{cases} x_1+2x_2 - 2x_3 = 1 \\ ...
1
vote
0answers
30 views

Starting a theorem or a proof with an equation and vertical spacing

Is it bad practice to begin the statement of a theorem or of a proof with an equation? If it is acceptable, what is your opinion on the resulting spacing in the three cases, in the code below? In the ...