{math-mode} is about typesetting mathematical content, e.g. tweaking the appearance of spacing and symbols in a formula, or producing specific mathematical constructs. For questions about "wrapper" environments like equation or align, consider the tag {equations}.

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4
votes
2answers
140 views

Math-Mode: No-Delimiter

This is a subquestion related to Evaluation Symbol. Is there something of the form \left<?> instead of \left. telling LaTeX to enclose the expression here and not to insert any delimiter at ...
4
votes
2answers
99 views

Evaluation Symbol: Consistent Implementation

This question has been posted several times but... I'm looking for a consistent implementation of the evaluation symbol: Evaluation bar as delimeter: <...>| Auto-size to its enclosing ...
0
votes
2answers
141 views

Using mathematical symbols alpha, beta, implies in latex

How can I use the mathematical symbols like alpha, beta, implies and many more symbols in the tex file?
3
votes
2answers
93 views

math mode: subscript in front of variable [duplicate]

Any idea at how I can have a subscript on the left side of a variable? This is for an agent-based model that requires a little too many indices --- so I thought of trailing the one refer ...
1
vote
2answers
63 views

How to leave spaces in a formula [closed]

I want a space in between the variables in this formula (monadic first order temporal logic). I tried using \, and \hspace{} but both do not seem to work. Can somebody help me out? sample formula: ...
2
votes
3answers
194 views

Multi-Line Brackets

I can't seem to get the parenthesis to wrap around the RHS of the equality. I get the following error: Errors: ./review.tex:239: Extra }, or forgotten \right. [\end{split}] ./review.tex:239: Missing ...
0
votes
1answer
80 views

How to write Mathematical expectation and Probability in the following form

What commands should I use to type the following operators and ?
5
votes
3answers
197 views

Inverted circumflex not as diacritic

How do I typeset a caron or inverted circumflex as a character on its own in math-mode, rather than as a diacritic above another character? I need to do this because I want to use it as a superscript, ...
4
votes
2answers
185 views

Missing character: there is no 'x' in font nullfont

I want to generate an image from a Tex file. I use a template and then programmatically insert LaTeX inside it. For example, if I want to create an image for x^2 + \phi, this would be the resulting ...
7
votes
1answer
105 views

how to use fbox in align mode

I'm trying to highlight the diagonal elements of a matrix by using fbox but I failed. I've searched for the problem, some ppl suggest using tikz. I don't want to use it, so I decided to use fbox{}. ...
3
votes
2answers
69 views

Missing $ inserted error using smaller than and smaller equal

I have a compilation error trying to use the math symbols <= <, etc. the error looks like this: ./chapters/intro.tex:49: Missing $ inserted. [Delta & \delta], ./chapters/intro.tex:49: ...
2
votes
1answer
71 views

Problem with math superscript and subscript in arabxetex

I would like use math superscript ^ instead of \sp in mathematical formulae in an Arabic environment when using arabxetex. Unfortunately it doesn't work, see the below example. Is there a way to solve ...
1
vote
1answer
29 views

Use both boondox-ds and the blackboard fonts from amsfonts

I want to use the blackboard bold font boondox-ds provided by the boondox package, but keep, for denoting number sets, the \mathbb from amsfonts. What boondox-ds does, however, is overwriting \mathbb. ...
0
votes
1answer
39 views

How can we alot the equation number in the answer box?

How can we alot the equation number in the answer box? I need to mark my equation $$\sin^x+\cos x=15$$ as $1.1.$ But i don't know how can i do this. Kindly help me to the thing so.. My work I am ...
2
votes
1answer
45 views

Numbering an equation when using \displaymath

I am using the hyperref package and want to label a piecewise equation. However, I only know how to use \displaymath to do a piecewise equation and the \label doesn't put a number next to the ...
3
votes
2answers
70 views

arranging the arrows in align environment

I have the following code and I dont know how to align the two horizontal \Longleftrightarrows vertically higher than they are now. Ideally they need to be only vertically moved a bit up so that one ...
3
votes
3answers
90 views

Every element of a matrix with \displaystyle

Is there a way to achieve every element of a matrix to be with \displaystyle? I tried many approach but no style change happened within a matrix environment. For example, \documentclass{article} ...
0
votes
1answer
42 views

Describing and referencing exercises in latex

I would be like reference the exercises have done such that it says Exercise 1 (Author [number], Chapter i, Exercise i.j ) \documentclass[a4paper, 11pt, notitlepage]{report} \usepackage{amsfonts} % ...
4
votes
2answers
58 views

Lowercase pi that is shown correctly in sub- and superscripts

I am looking for a way to define a new mathematical symbol, namely a lowercase pi, that will resize according to the font size of the surrounding text. The normal \pi will not suffice as I am already ...
6
votes
2answers
55 views

Correct positioning of right-hand superscript in combination with \underbrace

I have a term that needs both an underbrace and a transpose sign as a superscript on its right side. There are three options in what order the \underbrace command its corresponding subscript and the ...
2
votes
2answers
70 views

How to move the whole block of {align*} to some spaces towards the left?

I use {align*} a lot, it seems that the block of {align*} are automatically centered. How could I shift the block towards the left margin to some spaces? (I.e. not all the way to left, but just some ...
4
votes
2answers
306 views

Looking for a certain math symbol

I have a very simple question. I'm wondering how to type a certain symbol in TeX. I've never encountered this symbol before today, and even after perusing the list of TeX symbols I can't find it. I ...
1
vote
1answer
80 views

How to do fractions

On the math stack exchange, I've figured out I can do \sin and \int and \theta. I've also figured out that you can use \frac for fractions, but I'm having trouble using it. Can someone explain how ...
1
vote
0answers
28 views

adjust vertical space between horizontal line of the radix in denominator and the horizontal line of the fraction [closed]

Even in display math I guess that there is too little space between the top horizontal line of the radix symbol and the horizontal line of a \frac. How can I control that vertical space? I have a ...
2
votes
2answers
45 views

Is it possible to use \underbrace across align* environment?

I have two sets of equations in an align* environment and they are all just how I want them, but I want to draw an underbrace from the left bottom equation to the right bottom equation, but it throws ...
4
votes
2answers
446 views

Mapping $$…$$ to \[…\]

As mentioned in the post below, $$...$$ should not be used in LaTeX: Why is \[ ... \] preferable to $$ ... $$? If $$...$$ is not to be used and \[...\] has to be used, why is $$...$$ still made ...
10
votes
5answers
1k views

Defining `$$$ $$$` to align

I would like to define $$$ \zeta(s) = \dfrac1{1^s} + \dfrac1{2^s} + \cdots $$$ as a short hand for \begin{align} \zeta(s) = \dfrac1{1^s} + \dfrac1{2^s} + \cdots \end{align}` How should I go ...
1
vote
0answers
49 views

restricted maps [duplicate]

I want to write a 'restricted map' (a map which is equal to another map but with a smaller domain), we show it by drawing a vertical line and a subscript but I don't know if it has a specific method ...
3
votes
1answer
34 views

How to: height of “|” depends on both sides

I want that a vertical line depends on the height of the signs to its left and to its right: i.e. \documentclass{article} \begin{document} \begin{equation} \left. AAAA \right| BBBB ...
1
vote
2answers
50 views

equation goes out of margin [duplicate]

\[ \left| \dfrac{(1-\beta e^{i\theta}) \sum_{k=2}^{\infty}(k-1)[1+\gamma(k-1)] \alpha_k\beta_k z^k}{B(1-\beta e^{i\theta}) \sum_{k=2}^{\infty}(k-1)[1+\gamma(k-1)] \alpha_k \beta_k z^k ...
7
votes
3answers
1k views

Braket notation in LaTeX

I am using the braket package to generate bra and ket vectors. However, I could not figure out how to do <0|0> using the package. Is there a command for this?
0
votes
2answers
98 views

Can we use Math mode in TeX using the Command Prompt?

I would like to know whether math mode in TeX, could be used, through the command line, and if so, would the document compile? I don't know the steps to follow to accomplish it, through the prompt in ...
2
votes
1answer
64 views

Formatting matrices with vector elements along column headings?

Often I've seen the matrix equation Ax = b presented as matrix A augmented with vector b, with the individual elements x_1 ... x_n written sequentially as headers across the columns; is it possible to ...
2
votes
2answers
99 views

Why the font in my equation is different?

My code is \newcommand\rsx[1]{\left.{#1}\vphantom{\Big|}\right|} \begin{eqnarray} &&let \;\; L(\bf{X},\lambda,\mu)= f(\bf{X})+\sum_{i=1}^p ...
1
vote
2answers
108 views

How to write a mathematical formula in 2 lines?

I have a mathematical formula with many symbols and Greek characters, but it is too big. So I want to split it in two lines. I use \\ between $, but it doesn't work. Does anybody know how to fix it?
1
vote
1answer
140 views

Writing formula in LaTeX

How can I write the formula shown below? I am new to LaTeX and I found how to write upper bounds but it is getting really complicated writing it as a whole.
2
votes
1answer
68 views

Put one part of sentence outside $ math environment

I want the 'assume' written in normal style. So not within the math environment so it becomes italic. This is my code \documentclass{article} \usepackage{amsmath} \begin{document} ...
3
votes
1answer
57 views

Libertine with sfmath and siunitx in Beamer

I am trying to use the Linux Libertine fonts with sfmath and siunitx package but it doesn't work with beamer class. \documentclass[11pt]{beamer} \usepackage[utf8]{inputenc} ...
2
votes
1answer
40 views

Footnote in stackrel positioned too high

In my document, I'm using symbols for footnotes (*, †, ‡, etc.). However, when I place a footnote mark inside stackrel using \stackrel{\footnotemark}{=} for example, the symbol is positioned too high. ...
1
vote
0answers
120 views

Add menu button in notepad++ to insert math symbols for use with latex [closed]

As in the title, I'm looking for a menu button (or similar) for Notepad++ that shows (mathematical) symbols to insert them (such as \Rightarrow, integration symbol, greek letters …) into the .tex ...
10
votes
3answers
738 views

Does the comma look the same within/without the dollar signs?

In math mode when I type a sentence, my habit was to put commas/full stops/semicolons, etc. outside the dollar sign. For example, I would write Let the variable be denoted by $x$., instead of Let the ...
13
votes
2answers
780 views

Does spaces in $xy=1$ have differences between $x y = 1$?

Which way is more correct? I don't see any differences, but maybe I something missed?
2
votes
2answers
81 views

Problem in writing the equation: missing delimiter

I tried a lot but unable to solve this equation. \documentclass{article} \usepackage{booktabs} \usepackage{multirow} \usepackage{amsmath} \usepackage{amsfonts} \usepackage{amssymb} \begin{document} ...
4
votes
3answers
240 views

How to elongate down arrow?

\downarrow command is available in directory but it has fixed length. How can I elongate its length?
2
votes
1answer
69 views

Matrix environments not being typeset

Why does LaTeX seem to have a problem with the matrix environment, and why does it tell me something about \hbox badness 10000? \documentclass[12pt,fleqn]{article} \usepackage[utf8]{inputenc} ...
4
votes
1answer
58 views

Resizing LaTeX Math mode font

I have a simple LaTeX document here: \documentclass{article} \usepackage{polyglossia} \usepackage{layout} \usepackage{setspace} \XeTeXlinebreaklocale "th_TH" \XeTeXlinebreakskip = 0pt plus 1pt ...
1
vote
3answers
72 views

Linebreak inside 'align'

I tried to linebreak inside math mode which did not work. So searching for that led me to try using 'align' instead. So I'm trying to break a line inside align with the following code: ...
5
votes
1answer
152 views

Placement of an apostrophe after a sum

I'm taking an algebra course in which we put an apostrophe after a sum to indicate that it is finite (not sure how standard this is), and I'm having trouble texing this. When writing a sum in math ...
1
vote
0answers
32 views

Problem with beamer in the math-mode for not showing parenthesis [closed]

I have a problem with parenthesis. In beamer I write $(a)$, but it display just $a$. Someone here may know how to solve the problem.
3
votes
1answer
54 views

How to create a newcommand with 2 different meanings for math mode and text mode?

I use the \usepackage{newunicodechar} to enter easily some unicode characters in math mode. For example I used unicode curled phi ( ϕ ) to insert phi in math mode. The problem is that any Unicode ...