Questions tagged [math-mode]
{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}.
2,099
questions
19
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1
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What are the differences between $...$, $$...$$, \(...\), and \[...\]? [duplicate]
The title says it all. I haven't been able to find the answer yet, so any help would be appreciated.
19
votes
1
answer
4k
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How can I standardize my square root signs?
I've noticed that when square root signs get too large, their front leg goes vertical (1), and that otherwise, it angles to the right (2).
How can I standardize all my square root signs to either ...
19
votes
3
answers
12k
views
How to draw a border around character in a formula?
So far everything I found on the matter of borders only applies to the text mode.
I want to be able to do something like
$x_i = y$
so the result will be like the ordinary "xi = z" formula with the ...
19
votes
3
answers
40k
views
Shortcuts and/or user-defined shortcuts for math symbols in LaTeX?
I am very new to being able to use LaTeX to type up mathematical papers, and I just got my "system" set up. Currently I have installed TexWorks, and MikTex, and I have put together a 'hello world' ...
19
votes
2
answers
10k
views
Typesetting multi-letter variable names in math mode
In many applications variable names in formulas have more than one letter. In order not to mess up kerning, one cannot simply write $nameff=123$. People seem to use different approaches: \...
19
votes
3
answers
46k
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Align a linear program
I want to write my linear program so that it looks like in this picture:
meaning I want to have the following:
text aligned to the left
all the x_{j} variables to be one another
the i= and j= ...
19
votes
1
answer
5k
views
Vertical position of punctuation following fractions in display-style equations
Assuming that one wants punctuation in equations, what is the best way to adjusting the vertical position of the punctuation if it follows a fraction? I am using Palatino and Euler here (which I ...
18
votes
3
answers
67k
views
To have two limits in double integral?
My tex
\begin{equation}
\iint \limits_{-\infty}^{+\infty}
\end{equation}
It looks like
I want two limits there above and below.
How can you have two limits above and below the two integrals?
18
votes
3
answers
8k
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Color box with rounded corners around a fragment of a formula
Is there any way in TeX to highlight some part of a formula with a box having colored background and rounded corners?
At present, I need to export such formulas into an image, add those highlight ...
18
votes
3
answers
25k
views
Semicolon in set-builder notation
What is the best way to type ";" in the set-builder notation?
I think \{\, x \in X \mid P(x) \,\} is a common way to type the set-builder notation. Someone use ":" instead of "|". Anyway, these ...
18
votes
3
answers
35k
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How to hide equation number with using align [duplicate]
I wrote the following to print a mathematical equation, but I do not need the number of equation to be appeared:
\documentclass[conference]{IEEEtran}
\usepackage{amsmath}
\begin{document}
\begin{...
18
votes
3
answers
4k
views
Correct alignment of multiple-line inequality
I want to display a set of inequalities to look like the code below
this is the lower bound
≤ this is the thing to be bounded
≤ this is the upper bound
My attempt to do this is the following:
\...
18
votes
3
answers
5k
views
How to align limits of double integrals?
I'd like to have the limits of two integrals vertically aligned.
In this example, the x and b should be positioned on the same line.
\[\int\limits_x^{\infty}\int\limits_b^{\infty} x^2+y^2 \mathrm{...
18
votes
4
answers
11k
views
Splitting root symbol
How can the \sqrt command be modified to split root symbol into two or more lines automatically?
Example:
\documentclass{standalone}
\begin{document}
\begin{minipage}[t]{0.8\textwidth}
...
18
votes
1
answer
8k
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how to display upright letters in math mode without manually creating space?
\documentclass[11pt,a4paper]{article}
\title{Title}
\author{Author}
\begin{document}
\maketitle
$\{ n \mid n\ \mbox{is\ even} \}$
\end{document}
Since it is a relatively rare occasion for me to ...
18
votes
1
answer
23k
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Vertical spaces between lines in cases environment [duplicate]
\documentclass{article}
\usepackage{amsmath}
\begin{document}
\begin{equation*}
X_i =
\begin{cases}
\left[\begin{smallmatrix}
0 \\ 1 \\ 2
\end{smallmatrix}\right]
&
\...
17
votes
2
answers
629
views
Interesting recursive behaviour with \frac error
I have this code below. Obviously it's not actually valid code because there's no second argument to \frac, but nonetheless I'm curious why it produces what it does.
\[
\text{abc$\frac{123}$}
\]
...
17
votes
2
answers
11k
views
Ugly spacing around f in math mode
My paper contains many math expressions like $abcde$ or $abdefv$. Unfortunately, the latter looks very ugly, particularly in regards to the spacing around the f. In particular, there is a ...
17
votes
4
answers
1k
views
Is the space after the differential d operator canonical when using a Times font?
I have this simple code,
\documentclass[12pt]{book}
\usepackage{mathtools}
\usepackage{newtxtext}
\usepackage[lite]{mtpro2}
\begin{document}
$d\bar{p}$ and $dt$.
\end{document}
with this output,
I ...
17
votes
6
answers
4k
views
Rounding a number to its hundred
Does anybody know how I could have LaTeX round a number like 2,386 so that I finally get only written 2,300?
I tried with siunitx and its option [round-mode=places,round-precision=-2] but it didn't ...
16
votes
2
answers
2k
views
Fixing mathit spacing with unicode-math
I am using lhs2TeX to convert code into LaTeX. It typesets code into math mode. As I am also writing math formulas in the same document, I use unicode-math to switch between different math mode fonts ...
16
votes
3
answers
2k
views
Typesetting the square of a mathematical operator
Assume I want to typeset the square of some mathematical operator A. Using \operatorname (amsmath package), there are basically two ways to do that:
\(\operatorname{A^{2}}\) (i.e., the exponent is ...
16
votes
3
answers
14k
views
Spacing around \text{} in mathmode
Inspired by this question, here's my mathmode spacing bugbear.
I quite often have equations that look like this:
\begin{equation}
\text{If}\ B_1 \succeq B_2 \ \text{and}\ B_2 \succeq B_3 \ \text{...
16
votes
1
answer
3k
views
Putting limits *underneath* new operators
I'd like to declare a new math operator called the "strong limit" as follows:
\DeclareMathOperator{\slim}{s-lim}
So it's just "lim" (i.e., \lim), but with an "s-" in front. I want to be able to ...
16
votes
1
answer
398
views
Ligatures are not used in OpenType maths families?
The appended plain TeX example shows three cases:
maths alphabets \rm, \bf, \it using plain TeX setup
similarly maths alphabets loaded from "classical" Latin Modern fonts
similarly maths alphabets ...
16
votes
2
answers
4k
views
The font of operator names
What is the correct way of having all operator names be set in, say, sans serif? Saying
\documentclass{article}
\usepackage{amsmath}
\makeatletter
\def\operator@font{\sf}
\makeatother
\...
16
votes
1
answer
2k
views
What document class should I use for a variable size image generator
Currently, whenever I want to make a math image, I head over to my Wikipedia Sandbox and use the WP math tag(which uses TeX). I then copy the image from the preview.
I have TeXmaker (from USBTeX), ...
15
votes
2
answers
1k
views
Is direct utf8 input of combining diacritics in math mode possible with lualatex?
I am trying to typeset a document with combining diacritics directly input in it. I use LuaLaTex. Here is a minimal example illustrating the original issue:
\documentclass{minimal}
\usepackage{...
15
votes
2
answers
12k
views
In LyX, is there a way to toggle the display of TeX code in math expressions?
Is there a way to toggle the display of math expressions in LyX between the default, which makes an attempt at replacing TeX code with easy to read symbols (but is short of actual rendering), and the ...
15
votes
2
answers
18k
views
How to switch to upright greek in math mode?
I use libertine and newtxmath font packages, they provide upright greek letters. However, there is no way to conveniently swith between italic and upright greek letters. I need a command, simillar to ...
15
votes
1
answer
10k
views
Unbroken en-dash
I am trying to get an en-dash by using two '-' characters, but instead of appearing as one long en-dash symbol, I'm getting --. Any idea how I can get an unbroken en-dash?
15
votes
1
answer
520
views
When ending a sentence with the period, does it matter if the period is in maths mode or not?
Option 1:
The area of the disk is \[\pi r^2.\]
Option 2:
The area of the disk is \[\pi r^2\text{.} \]
Do they produce exactly the same result? If not, is the second option more "standard" ...
15
votes
4
answers
50k
views
how to make maths equations start at the left?
how to make maths equations start at the left?
$$ \lim_{ x \to 0} \frac{\log {10 + \log(x+ \frac{1}{10})}}{x} = 10 $$
this display on center we want to start it left
15
votes
5
answers
9k
views
Pushouts and pullbacks
How do I typeset that little symbol which indicates that a commutative square is a pushout or pullback square? I usually draw my diagrams in XY-pic, so I'd be most interested in how to do it there.
...
15
votes
3
answers
6k
views
I want a really small underbrace
This question is related to, but distinct from Oversized \underbrace's label causes unwanted spacing.
My issue isn't with the spacing of the label, but with the size of the underbrace itself. ...
15
votes
2
answers
939
views
How to detect whether a command enters math mode behind the scene?
Commenting out the %\usepackage{hyperref} in the following code snippet will produce some warnings.
Using \usepackage{hyperref} and \section{} to detect whether a command enters math mode may not be ...
14
votes
3
answers
120k
views
Capital cursive E in math mode? [duplicate]
How do I get a capital Cursive "E" in math mode? See picture encl.
14
votes
2
answers
15k
views
Any good way to write mathematical induction proof steps in LaTeX?
I need to write some mathematical induction using LaTeX.
Are there any packages that I can use for that purpose?
14
votes
1
answer
7k
views
What math font is a good complement for Charter font?
(update) Just in case anyone else is interested in this, here's a combination I just found that comes close to being ideal, for my taste.
Similar math font as that of the mathdesign package, but ...
14
votes
2
answers
19k
views
Double Slash close together
I am looking for a certain symbol. It looks like // but closer together and in mathematics refers to a GIT quotient. Any help would be greatly appreciated! Thanks!
14
votes
2
answers
2k
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two fonts in math mode
In math mode (e.g. between $ $) I would like to use by default computer modern math but to define a new character with a different font e.g. mathpazo. Practically, i want to define a new command \...
14
votes
6
answers
4k
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Sum of (example: 0+1+2+3 = 6 , 0+1+2+3+4+5+6+7 = 28 and so on)
Can anyone help please? I need to know how to make the sum of value S(n) = 0+1+2+3+4...+(n-1)+n (example: 0+1+2+3 = 6 , 0+1+2+3+4+5+6+7 = 28 and so on) on Latex
14
votes
6
answers
2k
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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 about ...
13
votes
2
answers
43k
views
Why are minus signs not working in this equation?
In the below equation I'm writing, 2 minus signs are not visible, why is that?
$\phi (s, \lambda) = C
\frac{
1 + \beta^2 − 2 \beta cos( \frac{2 \pi s}{\lambda} )
}{
\lambda^5 \exp(
\frac{
h c
}{
\...
13
votes
2
answers
1k
views
How can I enable italic correction for LuaTeX?
LuaTeX ignores mathematical italic correction by default, as noted by Khaled Hosny.
This leads to some awful errors when using some alphabet which is very slanted, like XITS' mathematical script ...
13
votes
1
answer
4k
views
Set math fonts to predefined color
I am trying to define math text is some predefined color as in my preamble:
\setbeamercolor{math text}{pmsGreen}
\everymath{\color{pmsGreen}}
\everydisplay{\relax \ifx \\\@eqncr \else \color{pmsGreen}...
13
votes
2
answers
13k
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Centering an item in cases environment [duplicate]
I wish to center the 1 in the following LaTeX code:
\begin{align*}
v'(k,\CS)=
\begin{cases}
\displaystyle\frac{G_{max}(k){-}q_k'(CS)}{G_{max}(k){-}\Gmin(k)} & \text{if }G_{max}(k) {\neq} G_{...
13
votes
4
answers
6k
views
What is a simple way to create a binary relation symbol on top of another?
What is a simple way to have \ll on top of \gg with equal size and vertically center aligned and have them work as a binary relation symbol like \lessgtr? The commands \underset and \overset cannot be ...
13
votes
2
answers
4k
views
How can I draw annotated braces over and under math expressions?
What LaTeX markup would one have to write to produce a result similar to the image below?
Please excuse my Paint-and-mouse drawing skills. :-)
13
votes
3
answers
3k
views
Replacing greek glyphs in math mode
I want to switch fonts, away from computer modern. I'm pretty sure that I will end up with a mixture of fonts. I can't provide a full list of required features, but Linux Libertine's feature set ...