Questions tagged [math-operators]
{math-operators} is about operators in math mode. These include sums, integrals and similar, text operators like sin, cos, etc.
965
questions
0
votes
1
answer
52
views
How to define probabilities with underneath text? [closed]
I want to use probability where I can write some text underneath it. I have the following:
\documentclass{article}
\usepackage[utf8]{inputenc}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{...
- 1,315
2
votes
4
answers
217
views
Why does this DeclareMathOperator give me an error?
I'm trying to create a large blue star.
I don't want to type {\Large \textcolor{blue}{$\star$}} everywhere, so I used
\DeclareMathOperator{\Star}{{\Large \textcolor{blue}{$\star$} \thinspace }}
But ...
- 3,089
1
vote
1
answer
47
views
Adding two numerical variables
I defined two variables x and y. If I want to define a new coordinate, I can easily operate them. In this case the output for (A) would be (-1,3). However if I want to draw an ellipse, the output of ...
- 119
6
votes
3
answers
860
views
Is it possible to redefine the limit operator to print Lim, not lim?
The default limit operator displays “lim” with a small l. I wish to redefine it to display “Lim” that is, with a capital L like shown below.
- 61
2
votes
1
answer
82
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DeclareMathOperator with auto scaling parentheses
Using the "physics" package, there's a nice behavior where if you write
\usepackage{physics}
\begin{document}
\[
\arctan(\frac{1}{\sqrt{3}})
\]
\end{document}
The parentheses will ...
2
votes
1
answer
107
views
How to shorten a math command in Latex
I am trying to shorten the adaptable bracket size left[ into \l[ (same for \right]).
I have tried both:
\DeclareMathOperator{\l[}{\left[}
\DeclareMathOperator{\r]}{\right]}
and:
\newcommand{\l[}{\...
- 123
2
votes
1
answer
125
views
Long Multiplication using Latex
I am writing a program that generates the steps performed during math operations ( + - * / )
and explain it has well.
I have read this and the best answer here is using the xlop package , which ...
- 31
3
votes
2
answers
159
views
Consistent way to typeset modality symbols
In logic, modalities are often represented by a geometric symbol before a proposition, where the choice of the shape is strongly determined by tradition.
amsfonts and amssymb provides various symbols ...
- 288
3
votes
1
answer
313
views
Is there a way to avoid having to add \mathit to eachword in an equation?
When there are words consisting of several letters in an equation, I have to add \mathit to brace each word up or the inter-letter space will vary. See the difference between the two instances of &...
- 41
0
votes
1
answer
50
views
New indexing in the summation sign
Can you help me to write this notation in latex? it is a new symbol and I do not know how to write it in latex.
- 21
3
votes
1
answer
132
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Change the font of $\text{}$ within mathmode
In order to exchange the font of my document to Times New Roman, my preamble includes
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage{times}
(to be quite honest, I'm not exactly sure ...
- 195
0
votes
1
answer
44
views
How make bag delimiters more big using stmaryrd package? [duplicate]
I am using the stmaryrd package and I have to increase the size of "bag" bracket, but unfortunately the usual commands \big, \Big, \biggl, \Biggl, \left, \right do not work, so that I ...
9
votes
1
answer
345
views
Why can the name of a `MathOperator` have a number?
This does not compile, which is what I'd expect:
\documentclass{amsart}
\newcommand{\G2}{G_2}
%\DeclareMathOperator{\G2}{G_2}
\begin{document}
\(\G2\)
\end{document}
produces
! LaTeX Error: Missing \...
- 1,404
3
votes
2
answers
280
views
How to write an arbitrary Math symbol larger like summation?
I want to write something like this
I have tried something like (requires relsize package for using \larger[]{})
$$\mathop{\mathop{\text{\larger[5] C}}_{i=1}^{i=N-1}}_{j=i+1}^{j=N} t_i t_j$$
But, ...
- 35
4
votes
1
answer
78
views
operatorname vs text in subscripts
I often see things like \lambda_{\min} or \lambda_{\max} in papers. To me, it seems that the "min" and "max" are not used as operators, but rather as text, so it would be better to ...
- 203
4
votes
3
answers
323
views
Problem facing when I define a new operator
Working with LaTeX, I want to define a new operator, specifically a projection operator. I am able to define the operator, but it is not working how I want.
This is how I define the operator:
\...
- 85
5
votes
1
answer
116
views
Superscript horizontal alignment on flipped integral symbol
I'm trying to define a command in latex that gives me a flipped integral symbol as I haven't been able to find it in any existing package.
So far this is my attempt:
\newcommand{\cocoendtni}{\...
- 153
0
votes
0
answers
50
views
Summation and other math symbols with helvet font
I am trying to insert math operator symbols like summation, integration, etc... in a document setup with Helvetica font and lmodern, however, it does not compile them. I don't see any incompatibility ...
- 667
0
votes
1
answer
18
views
Aligning \operatorname's with \phantom
Consider the following MWE.
\documentclass{article}
\usepackage{amsmath}
\begin{document}
\begin{align*}
A&=\sin x +{}\\
&\phantom{{}={}}\sin y
\end{align*}
\end{document}
If instead of \sin ...
- 125
0
votes
0
answers
259
views
Is there a symbol for arg-top-k (similar to argmax) in latex?
$\arg\max$ is the standard symbol for $\arg$ top-1. What if I want top-$k$ for $k > 1$? $\arg\max$ is already not well-defined all the time, so I don't feel guilty for introducing another pseudo ...
- 101
0
votes
1
answer
61
views
What is this sign is called and how to do it in Latex
Can someone please tell me what is |maximum is called in math terms and how to do it in latex?
- 145
1
vote
2
answers
417
views
Smaller `\odot` for elementwise/pointwise product
I usually use $\circ$ for elementwise/pointwise product of vectors/matrices/functions.
I find $\cdot$ unsuitable: it is often used for the dot product, so is ambiguous.
$f \circ g$ is also ambiguous ...
- 659
0
votes
1
answer
66
views
Are stmaryrd and stix packages compatibile?
I would like to know if stmaryrd and stix package are mutually compatibile and even if they are compatible with the packages I use into the following code: indeed, I see that \Lbag and \Rbag ...
0
votes
1
answer
61
views
How to do this double sum with a subscript in the middle? [duplicate]
This is
How to do this double sum with a subscript in the middle?
- 11
2
votes
0
answers
30
views
\bigoplus, \prod, etc. with hats [duplicate]
I would like to have big operators like \bigoplus, \prod, etc. with hats. A first approximation is the following code:
\documentclass{scrartcl}
\usepackage{unicode-math}
\DeclareMathOperator*{\...
- 43
0
votes
2
answers
64
views
does anyone know how to do this notation of equilibrium of rigid bodies in latex? [closed]
This notation serves to indicate the positive direction of the axes of external, internal, and reaction efforts.
Used in the book Statics: Mechanics for Hibbler Engineering
5
votes
2
answers
222
views
Why not using curly braces with operators made with \DeclareMathOperator give problems?
The following code compiles and generates the pdf properly:
\documentclass{article}
\usepackage{amsmath}
\DeclareMathOperator{\zero}{\overline{0}}
\begin{document}
Writing $V_\alpha$ does not give ...
- 627
0
votes
1
answer
48
views
Typesetting + sign as if a letter
In Baxter's transcription of Middle Chinese, there is an ASCII-friendly version, which uses only te 26 Latin letters as well as a + sign (standing for ɨ). Assume I wish to typeset specifically this ...
- 123
1
vote
2
answers
80
views
To define operator of closure, interior [duplicate]
I am using Scientific workplace 5.5, when I define the math operator in this program, it defines it as \limfunc{} as below. When I type this in preamble it doesn't work. Is there any way to do this?
...
- 295
1
vote
1
answer
70
views
To define operator of closure, interior and cardinal [duplicate]
How can define math operator closure, interior and cardinal?
\documentclass{article}
\usepackage{amsmath,amsfonts}
\begin{document}
$\bigskip IntA=clB$
$card\beta \mathbb{N}=card\beta \mathbb{Q}$
...
- 295
13
votes
3
answers
2k
views
Math symbol "an arrow pierces the heart"
Can anyone help me create a new math symbol like in the picture below please?
I wanna use it as a binary relation symbol: «a heart pierced by an arrow from left to right» for «A is in love with B».
...
- 131
0
votes
1
answer
57
views
Question regarding TikZ
I've tried to create a figure using TikZ (see code below):
\begin{center}
\begin{tikzpicture}[SIR/.style={rectangle, draw=black!60, fill=black!5, very thick, minimum size=8mm},
]
%Nodes
\node[SIR] ...
5
votes
1
answer
113
views
Font in math operator
I'd like to extend the \min function by a subscript.
The definition is
\newcommand{\smoothmin}[1]{\operatorname*{min_{{#1}}}}
But the fonts of #1 in \[ \smoothmin{P,0}_{i=0,\dots,n} \]
differ from ...
- 133
9
votes
4
answers
1k
views
How can I produce this expression in latex: ⌜A⌝?
I want
to introduce a unique operator in my document. I basically want it to look like this: ⌜A⌝, where A is just an arbitrary statement. So '⌜⌝' is the operator.
How can I produce the ⌜ and ⌝ symbols ...
- 91
1
vote
2
answers
123
views
How to rotate a big mathematical operator?
I would like to rotate the \bigcupdot operator, provided by the STIX2 Math font, by 180 degrees about its center. I tried the following code.
\documentclass{article}
\usepackage{unicode-math}
\...
- 10.9k
5
votes
2
answers
141
views
No spacing after binary operator after math operator
There is some issue that I've come across while using \mathop where the space after a binary operator is not present when the first parameter is a operator.
Minimal Example
As you can see there is not ...
- 151
10
votes
2
answers
667
views
How to define a maths operator with two arguments?
I am writing a paper about functional programming where function application is denoted by space (e.g., f x y for f(x,y)).
What would be the correct way to typeset that in LaTeX to get the correct ...
user292932
0
votes
1
answer
122
views
How to use the "\limits{}" command with ANY math symbols?
I know \limits can be used to directly place lines under math symbols, but now I want to realise the following effect:
My solution is to define the integrals as a new math operator "\int\cdots\...
- 3
1
vote
2
answers
131
views
Landau notation with optional argument
I would like to create a command for Landau's notations (small o for example), which would have an optional argument consisting of two elements (the variable and the point) separated by a comma. How ...
- 855
2
votes
2
answers
66
views
LaTeX command that defines two new commands, one as a capitalized version of the other
I wish to create a command that defines two new math operators, one being a capitalized version of the other. For example, the command \makeoperator{log} would create \log and \Log to typeset ...
- 670
1
vote
1
answer
64
views
Aligning overbraces with other TikZ tree nodes
I'm using the tikz-qtree package to create a tree. Using \overbrace in a node changes the height of the node, but the anchor does not align with it. Using \underbrace works perfectly fine:
\...
- 15
1
vote
2
answers
124
views
Problem with \mathbb command in times new roman font
I have this code written:
\documentclass{article}
\usepackage[margin=2cm]{geometry}
\usepackage{fontspec}
\usepackage[utf8]{inputenc}
\usepackage[]{unicode-math}
\setmainfont{Times New Roman}
\...
8
votes
2
answers
499
views
Square curly bracket symbol
I would like to create "square-curly bracket" delimiters, somehow looking as in this question. I came up with the code below, which produces some good results, but has also some ...
- 870
4
votes
3
answers
489
views
How do I create a custom math mode binary operation symbol that is a combination of two binary operation symbols?
I want to create two math mode binary operation symbols:
(1) A combination of - (minus symbol) and * (asterisk)
(2) A combination of / (slash symbol) and * (asterisk)
The desired result would be ...
1
vote
1
answer
43
views
Mathmode: Treating binary operators as standalone symbols for spacing purposes
I'd like to use symbol \sim as the name of a set, and write expressions such as $x \in \sim$. But \sim is treated by TeX as a relation symbol and as a result the spacing around \in isn't quite right. ...
- 111
0
votes
1
answer
84
views
Adding to ```\smallsetminus```
I am looking to produce a symbol \Smallsetminus which looks like \smallsetminus, but has two lines instead of one. It should look similar to \newcommand{\Minus}{\rotatebox[]{-45}{$=$}}, but the ...
3
votes
2
answers
479
views
Three-line intersection symbol
The symbol \Cap can be produced using the relevant packages.
Is there anyway I can create three-line intersection symbol \CAP, as shown in the picture below? Thanks!
3
votes
2
answers
108
views
Fitting oxidation numbers above elements without overlapping
I want to make oxidation numbers above an element but the numbers keep overlapping in my case. I am searching for a practical solution. Maybe it would help if I managed to make the operator (- and +) ...
- 31
7
votes
2
answers
202
views
spacing of slash in mathmode
I want to get \setminus to use the spacing of an ordinary forward slash. I've tried things like \mathbin, \mathop, and \mathrel, but they don't give me what I want:
\begin{align}
A &/ x & A &...
- 459
0
votes
2
answers
112
views
Triangle inside of triangle
How can I produce a symbol like \Subset for \triangle (i.e., another triangle inside of \triangle)? See the below picture.
Thanks!