{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
26 views

How to add explanation of terms in equation [duplicate]

How can I add explanation like that in figure in LateX under my equation?
5
votes
1answer
58 views

How to have multiple rows on the left side of an equation

I have an equation whose left side has a long text. I would like to make it on multiple rows followed by the equal sign and then the right side. \documentclass[12pt]{article} \usepackage{amsmath} ...
2
votes
2answers
51 views

Bigwedge with multiple lines

I have a long equation, which I am trying to fit in a column. I use a big wedge and I am trying to fit it in multiple lines. When I go for a new line, the alignment is not proper. You can see the ...
0
votes
2answers
42 views

multiple aligns and line breaking

I am trying to have multiple alignment in my equation in addition to line breaking. Here is a mwe illustrating my problem: \documentclass[10pt]{article} \usepackage[T1]{fontenc} \usepackage{amsmath, ...
1
vote
1answer
19 views

Regular Equation Numbering in extbook environment without manual \tag?

I am currently using the extbook environment and have some chapters and sections. The equations, by default, are being labeled within the chapter that they are in. Is there any way I can switch the ...
5
votes
2answers
399 views

Indentation of left-aligned equations (flalign) without fleqn

I would like to have some math not centered but left aligned. So I found on this site various answers that pointed me to this: \documentclass{article} \usepackage{showframe} \usepackage{amsmath} ...
3
votes
1answer
61 views

The text-equation space in two equations is extremely different; even though I left no blank lines

I am introducing this text and equation: Con la energía del punto cero pasa una cosa muy similar: utilizando la ecuación \ref{E_ZPE}, y sustituyendo las tres frecuencias $\nu _{i}$ experimentales ...
1
vote
2answers
64 views

`\tag` and `\Rightarrow`

\documentclass[a4paper,12pt]{article} \usepackage{amsmath} \usepackage{fullpage} \usepackage{secdot} \usepackage{setspace} \setlength\parindent{0pt} \title{\vspace{-3em} Quantum Mechanics} ...
1
vote
3answers
93 views

Spacing problem between equation and surrounding text

I want to insert formula in text and I used equation as shown: \documentclass{article} \usepackage{amsmath} \begin{document} So, $\rho : G \rightarrow GL(n,\mathbb{F})$ is representation if and ...
0
votes
1answer
38 views

Font of equations globally

I have the problem, that I write in sans serif and I don't want any serif fonts in my equations. I used the font tgadventor. So, now I had to set every character in"\text{}" environment in my ...
1
vote
0answers
49 views

Numering equations within tabular

My first post here so please bear with me! I am looking to submit a paper to a SIAM Journal, which requires me to use their template. I have my manuscript complete, but when copied/pasted into the ...
2
votes
3answers
164 views

How to put periods between a set of equations?

Is there a better way to put points between a set of equations as follow: \begin{equation} \begin{split} &y_1=y_0+hf_0\\ &y_2=y_0+2hf_1\\ .\\ .\\ .\\ &y_n=y_{n-1}+2hf_{n-1} \end{split} ...
4
votes
1answer
92 views

Seriously need help on how to write a lesson on Algebraic expressions and equations?

I'm a grade eight student who really needs help. I have to write a lesson/ how to paper on how to solve algebraic expressions and equations, but don't know how to start or anything! I could really ...
7
votes
2answers
107 views

Problem with \left\langle \right\rangle in continued fractions

$$ {\bf A}_3+ \left\langle{\cfrac{\bf I}{{\bf A}_2+ \left\langle\cfrac{\bf I}{{\bf A}_1+ \left\langle\cfrac{\bf I}{{\bf A}_0}\right\rangle_1^{-1}} \right\rangle_2^{-1}}} ...
4
votes
3answers
102 views

Equation numbers are shown in reverse parentheses

I am using \begin{equation} a = b \end{equation} to write the equations in my paper. However, the problem is that the number related to each equation is not shown in the correct format like the ...
1
vote
1answer
45 views

bidi causes reversed parentheses in equation numbers

When writing a Hebrew document using xelatex, bidi, and polyglossia, equation numbers are in reverse parentheses. How can I fix this? MWE \documentclass[a4paper, twoside, titlepage, 11pt]{report} ...
2
votes
3answers
95 views

Aligning a set of equations with one equation number

The following set of equations cannot be aligned from left to right. Since, I need to index them just with one number, I had to use split equations: \begin{equation} \begin{split} X={}^ 2 \bar{x} + ...
1
vote
0answers
37 views

Multiple rows of equations [duplicate]

I'd like to know if there's a way of having multiple equations in one block of equation. Here's my first equation: \begin{equation} \binom{n}{2} + 3 = \frac{1}{2} n^2 - 2 \end{equation} Now I'd ...
6
votes
4answers
128 views

how to align equation on page

I created this equation in my thesis. But, it is too big. Half equation dont appear. How I can align it ? \documentclass[12pt,twoside,a4paper,openright]{report} \usepackage{color} ...
3
votes
2answers
53 views

Space is not working in latex

I want to have the following output . For this purpose , I have the following code . \begin{align*} Maximize \mathbf{z = x_1+2x_2+3x_3} ...
8
votes
1answer
116 views

Adding an brace at the right of equation numbering

I use the following: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{equation} \label{eq:solve} x^2 - 5 x + 6 = 0 \end{equation} \begin{equation} x_1 = \frac{5 + \sqrt{25 - 4 ...
0
votes
1answer
57 views

Using Text in `eqnarray` [duplicate]

I have been told that there was a way to use text within eqnarray; however, I have not been able to find or create any workable code. Any help is appreciated.
5
votes
1answer
75 views

Two different numbering styles for equations in the same document

Earlier in the document, there's some equations labeled like this: (1) (some space) \frac{1}{/2}=0.5 (2) (some space) hi Now, I want to do something like this and switch the equation number and ...
7
votes
1answer
109 views

problem on the parentheses direction in equations

I recently installed a MacTex version and I faced a problem with the direction of parentheses both in the enumeration and the text reference using \eqref. I use XeLaTeX to compile the tex files. Since ...
0
votes
2answers
87 views

Aligning an equation [duplicate]

I have an equation like this: \begin{equation} \begin{split} |a+bi|=\sqrt{a^2+b^2}\\ |a+bi|^2=a^2+b^2\\ |a+bi|^2=(a+bi)(a+bi)\\ =(a+bi)(a-bi)\\ =a^2+b^2i^2\\ =a^2+b^2 ...
6
votes
3answers
89 views

LaTeX locally change equation numbering

I want my document to look like this: Normal document text. equation (1) Definition Definition text. equation (D1) More definition text. Normal ...
17
votes
6answers
4k views

Multiline equation with LHS alone on first line?

I would like my multiline equations to look like this: Left-hand-side of my equation = right-hand-side number 1 = right-hand-side number 2 = etc. I know there is a simple way to do ...
2
votes
1answer
40 views

Align all parts of the equation array and comment it

I would like to align all parts of the equation (Not just the '=' sign) to make it looks better and comment it afterwords. Can someone please help me. Thanks S.L. \documentclass[12pt]{article} ...
5
votes
3answers
132 views

how to overlay math text with tikz image?

I have an equation in an `align' environment. Over one of the equality sign I would like to draw an arrow (slanted, preferred) with the text on the other end being 'This is always true'. How can I use ...
3
votes
1answer
89 views

Write an extremely wide equation in LaTeX

How do you write an extremely wide equation in LaTeX without any type of breaks/align/. Do you need a special type of class? Can one use A3 or bigger format? It's not for printing rather just to ...
5
votes
2answers
211 views

Compress equation horizontally

Is there a command that compresses equation horizontally, so that everything is closer together in the horizontal direction? This is not for a real document but rather just for viewing and playing ...
6
votes
1answer
97 views

Formatting of long equation containing a matrix?

I've a problem formatting this equation. It's containing a 5x1 matrix and the content of a cell in a matrix is pretty long. All in all it does not fit on the page. Should I use split() or is there ...
3
votes
2answers
97 views

New \left \right delimiters

Can I introduce new delimiter symbols to use with \left and \right? For example I would like to do \begin{equation} \left\harpoonleft something \right\harpoonright \end{equation} I would then like ...
4
votes
1answer
81 views

multiple equations with same number

I can't seem to make this work. I want the matrix and the second equation with the same equation number. \begin{equation} \begin{aligned} [{\bf Z}] &=\begin{bmatrix} R_1+j\omega L_1 & ...
2
votes
1answer
62 views

Mark inline equation to render as image with htlatex

Is there any way to mark some inline equation so it was rendered as pictures with htlatex? I know there is a way to make htlatex to render all inline equations as pictures, but i have many simple ...
24
votes
6answers
1k views

Is there a way to format the equation like this?

My friend is taking pre-calculus class, and I would like to create some notes for him. Is there a way I can do the following in latex? Right now I only have the very basic down. I want to make it ...
0
votes
1answer
43 views

is there a reason not to use align?

I have plenty of equations, some of them single lined and some of them with multiple lines which I normaly using the align environment. Now my question is: Is there a reason to use equation over ...
8
votes
2answers
262 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} ...
3
votes
1answer
52 views

Comments destroyed the equation's shape

I need to make some comments for every part of the equation. The result (the upper part of the figure) shown that the structure/shape/position of the equation is destroyed by the comments. Can some ...
3
votes
1answer
88 views

Bracket problems when splitting multiline equations

Basically, I have the following latex code: \begin{align*} + \left( \left[ \sum_i y_i x_i(r) - \frac{1}{n}\sum_i y_i \sum_i x_i(r) \right] \left[ \sum_i x_i^2(r) - \frac{1}{n} \left( \sum_i ...
1
vote
1answer
79 views

! You can't use `\eqno' in math mode [closed]

what is wrong with this??? please,can anyone help? \begin{equation} \label{probabilityy} P^{t}({E_{0})=P_{0}+(1-P_{0})P_{1}+ (1-P_{0})(1-P_{1})P_{2}+.......+P_{n}\Pi_{k_{0}}^{n-1}(1-P_{k}) ...
4
votes
4answers
139 views

underbrace matrix inside brackets

I would like to put an underbrace below the matrix like this: $$\left(\underbrace{ \left[\begin{array}{ccc} a&b&c\\ d&e&f\\ g&h&i \end{array}\right]}_{A} ...
12
votes
2answers
271 views

diagonal text in math mode w/ vertical equality

The goal is a code where one can label elements in math mode in the following way: without having to manually position each letter of each word as a node in tikz. Preferably, other than the stacks ...
6
votes
4answers
243 views

Arrow from last line of equation to the first

I would like to have something similar to the arrow in this picture: Is this possible to include without a lot of coding? At the moment the code is: \documentclass[10pt,a4paper]{scrbook} ...
2
votes
3answers
135 views

\middle too big

I'm trying to typeset an equation that contains a "|": \begin{align*} \lambda_{l} = \lim_{q \to 0^{+}}P\left(X_{2} \leq F_{2}^{(-1)}(q) \middle| X_{1} \leq F_{1}^{(-1)}(q) \right) \end{align*} ...
3
votes
2answers
70 views

Equation incl. number on the same line as theorem environment

I have this: \begin{lemma} \begin{equation} L_b \circ L_a = L_{L_b(a)} \circ L_b. \end{equation} \end{lemma} and I would like the equation to be on the same line as the lemma, with a number ...
0
votes
1answer
47 views

Multline & Splitfrac

\documentclass{article} \usepackage{amsmath} \usepackage{mathtools} \begin{document} \begin{multline*} -\dfrac{1}{64\pi^2} \left[ \dfrac{ \splitfrac{ ...
4
votes
4answers
165 views

Breaking the equation inside a fraction

I am trying to write this equation using the help provided in the link below How to break a long expression in the denominator of a fraction? Still the equation goes outside the margin. I using ...
2
votes
0answers
29 views

Multiple tags in one line of align environment [duplicate]

Is there a possibility to tag each equation of a single line in an align environment of the amsmath package? Like so (this code leads to the error Package amsmath Error: Multiple \tag.): ...
3
votes
2answers
279 views

Write an equation, but I have a word with an accent

I want to write this equation: Peso fibra=(1,266x500)/(média 3 pesos) I used the equation environment. But, the word "média" has an accent. So, I have problems to compile my main file. How I can ...