Linked Questions

2
votes
0answers
1k views

How to create an expectation symbol that behave similarly to \sum? [duplicate]

Introduction This question is already asked here. If you want you could consider this one a duplicate. However, even if the proposed solution satisfied the one that posted the question, it doesn't ...
3
votes
2answers
104 views

How to apply `\limits` to `\parallel`? [duplicate]

LaTeX complains Limit controls must follow a math operator. \textbf{G} := \parallel\limits about the following snippet. \documentclass{article} \usepackage{mathtools} \begin{document} \begin{...
1
vote
0answers
51 views

How do you make an arbitrary capital Greek letter behave like the \sum command? [duplicate]

My question is simple. I'm using a rarely used operation which requires a rarely used Greek symbol to represent it. My current way of writing it when written out in basic LaTex looks like $$\Omega_{...
0
votes
0answers
26 views

Creating your own summation-like command [duplicate]

Now I've asked this question here before, but since then I've lost my account, and after an hour of trying to find the answer again somewhere on this site, I thought I'd just ask it again. So it ...
0
votes
0answers
25 views

How do I define a new Big/Variable-size symbol? [duplicate]

I want to define a single letter to use as variable-size symbol, with the same properties as we have with \sum, \prod, \bigcup, etc.
52
votes
3answers
7k views

How are big operators defined?

I would like to create a new "big operator", by which I mean something like the Σ character used for summations. I know about the \DeclareMathOperator* command, which creates an operator whose ...
14
votes
6answers
8k views

How to typeset a continued fraction in the following format?

How does one typeset the following continued fraction as shown below? Source: Notes on continued fractions and recurrence sequences by Alfred van der Poorten. Note: Alf van der Poorten's style is ...
14
votes
5answers
6k views

Define strange operators

I' looking for a symbol rendering the connected sum of $n$ topological spaces (or other quite strange topological operations) in a "product-like" manner... What For example in writing $$ {\Large{*}}_{...
11
votes
3answers
314 views

Text across several summation symbols

I have a question on how to have the following in an equation. Here is some working code to start with: \documentclass[12pt]{article} \begin{document} \begin{equation} P(X)=\sum_{X\in A}\cdots \...
6
votes
2answers
2k views

How to put i=1 to n for a \square?

Here's the i=1 to n for a \bigwedge \documentclass[conference]{IEEEtran} \usepackage{ amssymb } \begin{document} $ \bigwedge\limits_{i=1}^n t_1 $ \end{document} How do I do it for a \square (it ...
6
votes
2answers
3k views

How to write larger \natural symbol?

If we want to write big \sum symbol, we can write $\sum\limits_{i=1}^n x_i$. I want to do similar thing for \natural symbol which will be used to denote the boundary connected sum. How can I do this?...
7
votes
2answers
837 views

Large Blackboard bold R operator with text underneath

How do I typeset a large blackboard bold R (size of a \sum symbol) as an operator in an equation? See image. I can get the text to display underneath with \mathop{}, but I can't make the R big. \...
4
votes
2answers
1k views

Create a new integral symbol

Is it possible without creating a new font to define a new math symbol (e.g. with \newcommand) and then use it with such commands as \limits, _ and ^ (up and down limits)? For example, I define it ...
4
votes
1answer
392 views

How can I make sizes of different symbols equal?

I have an equation like this \begin{gather} n_i(t-1)= \sum_{j \in S} v_{ij}(t) \\ n_j(t)= \sum_{i \in S} v_{ij}(t) \\ \forall_{t\in T_0} \sum_{i \in S} n_i(t)=N \end{gather} The third part of it ...
5
votes
2answers
120 views

Using a primed sum operator in display and text mode

I would like to define a primed sum command \sump such that \sump_{x \in X} produces: a prime at the top right corner and the x \in X below the sigma in display mode, and a prime in the top right ...

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