# Tagged Questions

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

94 views

### How to get for to stand separate in an equation?

I have the following equation: $$C_k = \frac{1}{N}\sum\limits_{n=1}^N k_n for k \in {1,\dots,K}$$ How can I get the for, and everything after it, to stand ...
193 views

### How to implement a template for math journal? [closed]

I want to design a math journal. Please give me a structure for it. For any article there is an individual .tex file. (Excuse me for my bad English :) )
114 views

### How can I influence the spacing of mathematical functions by an own macro?

I would like to get a macro \of to define a function with an optional macro \at to define its restriction. The reason is, that I don't like the spacing for functions (as there is no spacing) and I ...
455 views

### Typing Following notation in Latex [duplicate]

I need to generate following notation in LaTeX. It's used in differential geometry to denote vector fields. I can't find documentation and detexify is not helpful either.
2k views

### Line in set definition

I'm trying a simple definition of a set. My try: $M=\{x\,|\,1\le x\le p-2\}$ Is there a more comfortable way of getting a little space before and after the |? I'm thinking of something like the ...
231 views

### Getting Math Operators to work in verbatim

I'm very new to Latex and I'm looking to simply have math operators appear with in verbatim tags as follows: \begin{verbatim} 24: max:=0 25: for i:=n downto 1 do 26: found:=false 27: ...
889 views

### limits to \oplus not working and double ended arrow equation

I am having an equation which having \oplus with limits, but \limits for \oplus gives error and there is another critical equation with double ended arrow. can anyone please help me to key this ...
24k views

### latex symbol for “if and only if” [duplicate]

In LaTeX the symbol for material implication is produced by $\to$, but for biconditional ?
131 views

### Commands with Capital letters in their name

A topic that appear over and over is to explain the difference about commands such as \operatorname vs. \DeclareMathOperator. So far I've seen discussions about using one or the other, but no one ...
503 views

489 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 ...
194 views

### Change spacing around binary operators

I'd like to change spacing around binary operators and this issue is discussed there: How to change default for spacing around binary relations? Is there way how to change spacing in math and ...
402 views

### When substack and array doesn't work

I am trying to write a formula. But both substack and array cannot fulfil my needs (as far as I know how to use them). The first is how I want it to look like. But I need an i'\neq i below the ...
871 views

### PGFPlots: Math operations within coordinates yields error?

How can I use math operators within PGFPlots coordinates? When I write something like \draw (axis cs: 0,0) -- (axis cs: sqrt(3),1), I get the following error: ¡ Argument of ...
205 views

### Using operator spacing to indicate precedence

I regularly have to typeset equations that are, because of their inherent complexity, difficult to read. To address this I have gotten into the habit of emphasizing operator precedence by horizontal ...
535 views

### Math operator names with Neo Euler in XeLaTeX

I am writing a document in XeLaTeX using Libertine and Neo Euler as fonts: \usepackage[math-style=upright]{unicode-math} \setmainfont{Linux Libertine G} \setsansfont[Scale=MatchLowercase]{Liberation ...
5k views

### How to typeset an isomorphism symbol ($\simeq$) with a long bar

Is there any way to typeset in LaTeX a \simeq with a longer bar, or equivalently \stackrel{\sim}{\longrightarrow} without the arrowhead?
2k views

### What is the latex code for the symbol “two colons and equals sign”? [duplicate]

I wish to use the symbol as in the following picture, however, I can not find it. Can someone help me?
349 views

### How to create the character Д for math mode? [duplicate]

In my research I'm using results of the paper Vinogradov A. M., - The logic algebra for the theory of linear differential operators, - Soviet Math. Dokl., 13 (1972), 1058-1062. The paper uses the ...
175 views

### Accented operators using babel

I'm using the es-minimal option in babel which, among other things, disables accents on operators. Since I want accented operators I used the \accentedoperators command however the operators remain ...
895 views

### how can I create the negation of mathcal letters

I know that the negation of < is got by \not <. The same with many symbols. But this doesn't work with mathcal letters for example, like \not \mathcal{R} or \mathcal{\not R}.
38 views

### Down right arrow similar to \to [duplicate]

I want an arrow of the same size and style as the \to arrow, but first going down and then right, similar to this: . Until now I just have managed to do: \rotatebox[origin=c]{180}{$\Lsh$} But it is ...
384 views

### Force inline-type superscript for display equations (but display-type subscript)

I am trying to create a macro \jjoin for a mathematical operator which roughly produces the following behaviour: Inline: \bigvee^{(J)}, subscript (typically i \in I) goes in the usual position (as in ...
2k 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 ...
55 views

### \lesssim (and some others) not working [duplicate]

I'm writing a latex document and trying to use \lesssim (listed for example in here: http://en.wikipedia.org/wiki/Help:Displaying_a_formula#Relations ) in the text like this: $a \lesssim b$. However, ...
1k views

### How can I use \lVert and \rVert norm symbols (‖x‖) with the Iwona math font?

I want to use \lVert and \rVert to denote the vector norm. With Computer Modern this works quite fine. But when trying to use Iwona as a math font, I run into trouble: \documentclass{standalone} ...
152 views

### show all equals

I'd like to show that for some function C, if x_1 = x_2 = \ldots = x_n then $C(\frac{1}{n}\sum_{i=1}^n x_i) = C(x_1) = C(x_2) = \ldots = C(x_n)$ is there a way to do this with a single big ...
2k views

### Why is \lcm not defined as default?

Using only a class (report for example) we can use \gcd. But \lcm is not defined. Why? \documentclass{report} \begin{document} $\lcm$ \end{document} Why new distributions of TeX Live or ...
1k views

### Mixing math character classes (e.g. \mathord to the left and \mathrel to the right)

It is possible to have a symbol or group behave to the left as if it had one particular math character class and to the right as if it had another? One typical case where this comes up is when one ...
224 views

### Proper way to typset minimum value of variable in formula?

To typeset a value with a subscript I use this: $U_{\text{res}}$ Which results in: Now I'd like to write "the minimum value of Ures", how would I correctly typeset that? The first thing I tried ...
2k views

### Declaring a math operator with cursor placement, e.g. expected value

I'd like to declare a new math operator \ev for representing the expected value, in the form: E<.> so that it looks like the following but with an argument ...
173 views

### summation line for multiple rows

Is there a way to add multiple lines of numbers using a "summation line"? Specifically, I want to create something like the below, only better looking. \documentclass{article} ...
122 views

### How to type specific things on the hat of expression?

I have problem typing this on the hat of max in the following example:
574 views

### How to create subset with sim symbol

I've been trying to typeset as an operator the symbol ⫇ (\subset on top a \sim), but the following solutions have not been helpful ⫇ does not seem to be listed in symbols-a4.pdf, so detexify does ...
2k views

### How to write the limit inferior in math environment? [duplicate]

I got it to work with \mathop{\underline{\lim}}_{n \to \infty} f_n(x) Above looks exactly how I want it to look, but initiating operators twice is odd and it's far from simple \lim_{n \to \infty} ...
7k views

### LyX and Summation

I am using the latest version of LyX and I am having trouble getting the limits to work at all. Ideally, I'd like to be able to place the summation limits above and below the sigma. However, at this ...
906 views

### Changing all the integral symbols from the MnSymbol package, or how to get full math support with Garamond Premier Pro in XeLaTeX?

I'm editing a document in which I chose the Adobe Garamond Premier Pro font as the main font. The only free math font I found that fits with the AGPPro so far is the one from the MnSymbol package. ...