{math-operators} is about operators in math mode. These include sums, integrals and similar, text operators like sin, cos, etc.

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-2
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0answers
44 views

How to display the list of symbols in a table in Thesis? [on hold]

I've tried that but an error keeps coming up. I'm actually trying to display some symbols and give their meanings in a table.
8
votes
1answer
93 views

Circled equal with same size as \oplus/\otimes with pdflatex

My question I am trying to make an equal circled of the same size as \oplus or \otimes, etc. I tried to use the solution provided here : How do I put a circle around an operator? However, the ...
9
votes
2answers
185 views

how can I align limits at “lim”?

I am trying to align several limit expressions at varying x-values. It seems that align treats the "limit" portion together with its subscript as an entire object, then aligns these limits, which ...
1
vote
1answer
48 views

Short line in math expression?

I have a mathematical terminology, and I can not do it correctly using LaTex. The origin form is in picture below: My version is: The main problem is the line between a number and the word ...
7
votes
3answers
45 views

Vertically align at operator, but keep default horizontal spacing

This is a follow up to «How can I align limits at “lim”?». What is the best approach to achieve the following alignment? Namely, I would like the two \prod to be aligned, but each line should remain ...
7
votes
3answers
426 views

Symbol for “defined to be logically equivalent” (:⇔)

Is there a way to typeset the symbol ":⇔" correctly in LaTeX (i.e. with the right alignment and spacing)? I know that using :\Leftrightarrow or :\Longleftrightarrow gets me the symbol I'm looking for ...
0
votes
1answer
46 views

Table for Binary Operations

I am trying to build a table used for different binary operations, especially with thicker lines on the sides separating the elements in the set from the "products" of the operations. I know this ...
3
votes
1answer
124 views

How to adjust self defined multiple product signs

The latex code below produces multiple product signs: \documentclass{article} \usepackage{amssymb,amsmath,graphicx,color} \newcommand{\invcircledast}{% \mathbin{\vphantom{\circledast}\text{% ...
13
votes
1answer
289 views

Opposite product signs in the sense that black and white are interchanged

In a special algebra I use with amssymb the products \newcommand{\bDiamond}{\mathbin{\Diamond}} \newcommand{\bLozenge}{\mathbin{\blacklozenge}} \newcommand{\bCircledast}{\mathbin{\circledast}} ...
11
votes
4answers
356 views

Filled \Diamond-product sign

I use the multiple \Diamond-product sign (\bDiamond) as described in sign for multiple $\Diamond$-product. Now, in addition, I would like to have a filled \Diamond-product sign, i.e. filled with ...
1
vote
4answers
56 views

Symbol for definition := [duplicate]

Sometimes the symbol := is used to denote a definition. For example, X:=Y+Z means that X is defined to be Y+Z. When using LaTeX, can I just use $:=$, or do I need to do something special?
14
votes
4answers
2k views

Spacing between triple vertical lines

I would like to create a norm-like operator with 3 verticals bars instead of two. It has to look like $|||\cdot|||$. I would like to know how to decrease the spacing between the vertical bars such ...
1
vote
3answers
130 views

Redefining Infinity in LaTeX

Infinity is defined as something that is uncountable. But every where I see the symbol of Infinity as a closed loop. My professor said, that it symbolizes that the boundary of Infinity is determined ...
6
votes
3answers
85 views

Is there any global settings to add \limits to evey \sum, \bigcup etc?

I'd like to put the superscripts and the subscripts always above or below the symbols like \sum,\bigcup,\inf etc, even in the inline mode, but I don't want to add \limits everytime. I tried ...
2
votes
1answer
61 views

Discrete and continuous Centroid equations in LaTeX

I would like to write the following equations in LaTeX: and The first one (with the integrals) I managed to make similarly using the following code: \begin{equation} COG = ...
32
votes
6answers
8k views

Define additional math operators to be typeset in roman

Mathematical operators, such as function names, should be set in roman type, not italics. Latex already has commands for some operators, including \max, \min, and \log. How can I define additional ...
2
votes
3answers
110 views

Sane spacing after min max

The default definitions of \min and \max insert basically no space after them, which looks really awful when stating optimisation problems, etc., in display equations. I could not figure out any way ...
1
vote
1answer
64 views

About greater sign and sigma

What I want to write is if N+1 > N we do sigma (all the N) / the length of the array For the greater sign I use If N+1 \textgreater N But it's shown like this if N+1 >N No space ...
33
votes
2answers
9k views

newcommand vs. DeclareMathOperator

As far as I understand, whatever can be done using DeclareMathOperator can also be achieved using newcommand, but not the other way around. If this is the case, what are the circumstances where ...
5
votes
0answers
61 views

Is using DeclareMathOperator for functions the right thing to do?

I'm wondering if I use the \DeclareMathOperator for the wrong things. For example I have a cost function cost(x,y) which takes two arguments. I would declare it as \DeclareMathOperator*{\cost}{cost} ...
0
votes
0answers
54 views

LaTeX for word style divide?

In microsoft word equation, it's possible to write a / b in a format that a is slightly upper than normal text, the / can be entered using \ldivide. Is it possible to do so in LaTeX?
1
vote
0answers
45 views

Line breaking in math mode

Under default settings a line can be broken in math mode after binary operator with \binoppenalty or after relation with \relpenalty. I'd like to preserve this behavior but alter the result so the ...
5
votes
1answer
146 views

Big shuffle symbol?

I am looking for a "big" version (sum-class symbol) of the ш symbol (shuffle product). I only found a binary version. Any ideas?
1
vote
0answers
59 views

How to fix \min in beamer?

If I use \min in a regular document, it shows correctly: However, if I use the same command in a beamer presentation I get: Here's my header: \documentclass[mathserif]{beamer} ...
6
votes
1answer
120 views

sign for multiple $\Diamond$-product

I use $\Diamond$ as a product sign and want to have something like $\bigDiamond_{i=1}^{n}$ to note multiple $\Diamond$-products. Similar to $\wedge$ and $\bigwedge$ or $\vee$ and $\bigvee$. Is there a ...
0
votes
0answers
19 views

Renew math operator [duplicate]

There is an already defined math operator inside TeX that I want to change it by another letter. I am just wondering what is the best practice. Below I give an example for the \Pr -> "Pr" command ...
2
votes
2answers
3k views

Package or command for inverse hyperbolic trig functions?

What are the commands for all the: inverse trig functions (arcsec(x), arcCsc(x), arcCot(x)); hyperbolic trig functions (sech(x) and csch(x)), and inverse hyperbolic trig functions?
8
votes
2answers
126 views

DeclareMathOperator and align environment

Minimal working example: \documentclass{article} \usepackage{amsmath} \begin{document} \begin{align} &s + t &\text{foo}\\ &\sin x &\text{bar} \end{align} ...
8
votes
2answers
13k views

Fourier Transform (super-fancy) “f”?

What's a "fancy" f I can use to denote a Fourier transform? (I mean something fancier than what \mathcal{F} provides.)
12
votes
5answers
363 views

Integration Symbol with Limits

How can I write the integration symbol in latex as shown in the picture?
3
votes
2answers
68 views

Lining numbers in mathnormal

Is there a simple way to have lining numbers (instead of old style ones) using \mathnormal{} ? I want $\mathnormal{abc123}$ to look like $abc123$. My problem is that I have an operator ...
0
votes
2answers
95 views

How to create this simple model with arrow and text on the top?

How to create this simple model with arrow and text on the top ? Regards
5
votes
5answers
226 views

How do i create a rectangle with parallel line inside it?

How to create rectangle with parallel line?
3
votes
3answers
284 views

Problem in writing the system of equation in LaTeX

Here's the code I have and here's the system of equation it creates which is not working as desired. Do you know how I can fix it? \item For what value of $b$ would the following system fo equations ...
1
vote
1answer
49 views

How to show a wide bar over a letter?

I want to have a wide bar over XY but it just shows a small bar. Any idea? \item In the standard $(x,y)$ coordinate plane, point $X$ has coordinates $(-4,0)$ and point $Y$ has coordinates $(0,-8)$. ...
12
votes
2answers
310 views

Better automatic spacing of differential d?

This question was basically about whether the differential d should be upright or italicized, not about how to achieve that in tex. However, this useful answer did suggest something like the following ...
17
votes
7answers
8k views

Average integral symbol

Is there in LaTeX a symbol or a macro for the average integral with a horizontal slash? I know about \strokedint, but I'd prefer the dash to be horizontal.
4
votes
1answer
85 views

Create Pole/Point Integral Symbols

I want to create the following shaped integrals found in the unicode-math package symbols list: I created my own package a while ago for defining some symbols/shortcuts, and I want to recreate ...
1
vote
0answers
14 views

How to denote number of summands below the expression? [duplicate]

If we want to write for example $\mathbb{N}=\mathbb{N}\times\dots \mathbb{N}$ and below the RHS write "n copies" how we will do it in Latex?
3
votes
1answer
76 views

Words under sum that's in a denominator

if I try this; Substituting the expression for \(\Psi\) in to the above and rearranging we derive an expression for the vacuum field \(\Psi'\) as a function of \(\mu \), \begin{equation} \Psi' = ...
4
votes
1answer
110 views

How to redefine a command using \DeclareMathOperator

I'd like to declare some new operators using \DeclareMathOperator and some of the names are already taken by other commands (that I do not want to use). Is there an equivalent to the \renewcommand ...
4
votes
1answer
91 views

Why are certain mathematics operators not defined and how do I replicate them?

I noticed that while \ker renders correctly as the "kernel" operator in Linear Algebra, the corresponding \im for the "image" is not defined (I tried everything that could possibly be an abbreviation ...
11
votes
3answers
191 views

Easy command or package for properly formatted integrals?

I like to format my integrals so that there is less space between the integral sign and the integrand, more space between the integrand and differential, and so that the differential is upright. ...
4
votes
2answers
112 views

Resizing dynamically the `e` of the exponential function

I've been looking around and found that this question has been asked at least a couple of times, but the solutions are been correct work around. Let's say that I have a formula with a piece like: ...
2
votes
1answer
68 views

How to use \owedge and \boxwedge

We can use symbols of $\otimes$ and $\boxtimes$, $\oplus$ and $\boxplus$, $\ominus$ and $\boxminus$ in Latex. However, do we have $\owedge$ and $\boxwedge$, which combines $\wedge$ in the mid of a ...
8
votes
2answers
273 views

Spacing after derivative operator in the commath package

I am using the commath package to typeset the derivative operator "D" with the command \Dif. This work well unless I want to add subscripts or superscripts. In this case, the spacing after operator is ...
4
votes
2answers
93 views

Question about limits in lim command and scale in mathtools package

This is a follow up question regarding the limits in \lim command and mathtools package. To begin with how can I make the limits to start at the beggining of the lim symbol and not ahead of it? ...
5
votes
1answer
137 views

Always have the ring of the tensor product below the \otimes

I would rather have always have my tensor product look like $A\underset{R}{\otimes}B$ but still write $A\otimes_R B$. Is there a way to make this happen by some command in the preamble? (it's ok if it ...
6
votes
3answers
217 views

\mathop in sums and limits

What is the \mathop command meant to be, officially? I see it used in indexes of sums and limits to improve the spacing, e.g. \sum_{n\mathop = 1}^\infty a_n Why doesn't it just format it like ...
0
votes
1answer
48 views

use a “+” or “-” by itself without terms

I want to typeset an I with a subscripted "+" sign. How can I do this? I know there's a trick to tell TeX that there are no operands, but I can't remember what it is, and I can't seem to search for it ...