{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}.

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3
votes
2answers
76 views

Greek `\chi`'s subscript expressions: how to make it smaller or offset lower?

I am unsatisfied with the way subscript is rendered for the Greek letter \chi. This particular letter is rendered with a small downward offset. I occasionally have to prefix the subscript with ...
2
votes
3answers
97 views

Shouldn't Beamer redefine \mathrm?

beamer does switch to a sans serif font for math. However, it does not redefine \mathrm. I think it should do so. I have a few formulas that use \mathrm to get upright characters and they look ugly ...
5
votes
1answer
58 views

What bar should be used for definition of (formal) languages?

I wanted to know which standard symbol should be used as a delimiter when recursively defining a (formal) language, such as this fragment of arithmetic expressions : X ::= 0 | 1 | X+X | X*X | I use ...
7
votes
1answer
278 views

What generically CANNOT be compiled inside an equation environment?

Certain macros or whole environments which are themselves not equations, like whole tikz diagrams can be placed in the equation environment and compile. For example Diagram displayed as an equation ...
2
votes
3answers
137 views

Difficulties implementing Equations

I am trying to write this equations in TeXnic Center, but so far, I am not very successful. The equations I want to write are here: ...
1
vote
1answer
51 views

Difference between \xx{} and \mathxx{}?

What is the difference between math font \xx{} and \mathxx{} where xx=rm, bf, cal? When I use them it seems that the \xx{} formats all the words after it. But \mathxx{} formats only what is between ...
18
votes
3answers
448 views

Remove all math for spelling and grammar checking

I'm compiling a LaTeX file to pdf and then I use a pdf to text converter to convert the file to plain text. I then use LanguageTool to do grammar checking on that plain text file. The LaTeX source has ...
4
votes
1answer
46 views

Matrix with outer elements keep visual consistency

I am tying to figure out what is the best method to write a matrix with outer elements in the first row and column. Below is the code using array blkarray and kbordermatrix packages. As it can be ...
1
vote
1answer
86 views

Display a breve over several letters

I'm writting with a very dumb question, buy I haven't been able to find anything regarding this topic, nor think of a more general topic to look into. I'm trying to have a \breve which scales ...
5
votes
1answer
143 views

Unary plus with numbers?

This is driving me nuts... I need to write out an explicit plus sign, like (q, 1, +1). But LaTeX just swallows the '+' sign... \documentclass{article} \usepackage{amsmath, amssymb, fourier, ...
1
vote
1answer
45 views

Save wiki page in TEX?

Lot of wiki pages are excellent but there is no way to save it in LaTeX format so that the formula are kept. Even if we can use wiki's "create a book" function to save as pdf. The formula in wiki are ...
3
votes
1answer
87 views

Weird Behavior of Math mode in beamer

I wanted to use align* environment but it's somehow not working. It's working with regular $$ but the problem is then i have to customize formatting with \hspace and \vspace which defeats the purpose ...
6
votes
2answers
109 views

unicode-math + TeX Gyre Termes Math without \bigstar?

When I use TeX Gyre Termes Math with unicode-math like in the example I can't get the \bigstar symbol. It seems that the font does not have a bigstar at U-2605. Is there a way to re-define the ...
2
votes
2answers
62 views

Automatic matching and scaling delimiters

When I'm writing maths in TeX, I often have to use the scaling delimiters \left( and \right) and so on. I find the heavy use of them very unreadable in the source code. Is there any possibility that ...
7
votes
3answers
517 views

Defining 3*(2^4) complex macro at once

An Automata can be 1- or 2- ways, With Several Heads or a Single head Deterministic or Non-deterministic With a stack or not That makes 2^4 = 16 possibilities. However, for each combination, I'd ...
4
votes
1answer
36 views

Forcing \overline not to continuously extend to adjacent variables

Could someone kindly help me how I can correctly display the following formula? (\pi\rho\overline{\Gamma_\theta}\overline{R_\theta}^2) The output is shown below. However, the overline should not ...
3
votes
0answers
70 views

AUCTeX folding and square brackets in math mode

I want to use the folding functionality of AUCTeX, mainly to replace math macros with the corresponding symbols. But at the same time I want to continue to use square or curly brackets additionally to ...
2
votes
0answers
28 views

How exactly is spacing in and around a multiline math environment determined?

I've tried reading various sources (in particular Tex By Topic; I don't have a copy of the TeXBook) and experimenting on my own, but I'm still unclear as to how exactly the line spacing in and around ...
5
votes
1answer
84 views

Set a minimum space above and below displayed math

NOTE: This question is specifically about adding vertical space that increases to compensate for tall symbols. Thus, it is not a duplicate of How can I change the whitespace above and below math ...
8
votes
1answer
138 views

math equation with underline has different heights

I struggle with some equations in my research paper. I want to underline some variable, because they are complex, but if I use \underline the line is not at the same level in my example: ...
2
votes
2answers
37 views

Stackrel and footnote inside the math environment

In my document I have on first page an inequality \begin{eqnarray*} a &\stackrel{*}{\leq}& b \end{eqnarray*} and also on few other pages I have the same inequality. On each page I want to ...
2
votes
3answers
213 views

Equations with operations next to each line

I basically want to type a derivation of a specific mathematical formula with the operations that have been done in each line, for e.g.: U = R * I |:R U/R = I Handwritten it looks like this: ...
5
votes
1answer
65 views

Underbraced text under sum is in different size from other

Text in underbrace under sum is bigger than other. \sum_{{\{a,b,c,d,e,f\}=\{\underbrace{a,b,c,d}_{4\ terms}},e,f\}} How can I solve this neatly.
17
votes
1answer
141 views

Microtype gives wrong letterspacing in math mode

Using the \lsstyle command gives wrong math latterspacing afterwards. I came upon this problem when using the classicthesis and putting math in a section (microtype is used there too). After the ...
5
votes
0answers
104 views

LuaLaTeX - Problem with defining Cambria Math only for special font types

I've got a problem, that I can't fix. As soon as I try to use Cambria Math as font for \mathscr and \mathbfscr I get a "missing \endcsname inserted" as error. I'm new to LuaLaTeX so I simply ...
2
votes
1answer
54 views

Line break and text arent working

I am new to LaTeX and I am having trouble with \text and line breaks. My code is as such $$\text{if} y^{(t)} \neq h(x; \theta, \theta_{0}) \text{then} \\ \theta^{(k+1)} = \theta^{k}+ ...
1
vote
2answers
51 views

Aligning equation including multiline expressions

I have a derivation and have problems getting it to look nice. The derivation goes over several lines, so I want the = signs aligned. That is easy either using align or eqnarray. However, one of the ...
3
votes
2answers
98 views

breaking equation and different alignments

I would like to break the following two equations. I would like for them to have the colons aligned together, but besides that they should have their own, unique alignment points. Please see the ...
4
votes
2answers
482 views

Big forward slash in math

I have a equation in from of a=VERYBIGSTUFF / VERYBIGSTUFF And I would like to have a "verybig" forward slash in the middle of them. I dont like \frac mode, as I would like to have them ...
2
votes
1answer
35 views

xelatex mathspec with polyglossia

How to use mathspec package and polyglossia for the russian language? MWE \documentclass[14pt]{extreport} \usepackage{mathtools} \usepackage{amsfonts} \usepackage{amsmath} \usepackage{commath} % ...
7
votes
3answers
139 views

vertical bar for absolute value and conditional expectation

Now I use "mid" for all vertical bars, but I wonder what's the proper ways. The first scenario is vertical bar for absolute value. Now I just right $x\leq \mid x \mid$. but is this correct? The ...
2
votes
0answers
26 views

Negative exponent not displayed using the subfigure environment from subcaption [duplicate]

Consider this simple MWE \documentclass{article} \usepackage{subcaption} %sub figures \begin{document} \begin{figure} \begin{subfigure}{\linewidth} \centering \caption{Test1} \end{subfigure} ...
2
votes
2answers
87 views

xhookrightarrow and xmapsto?

I use $\xrightarrow{f}$ a lot and I found myself in need of the corresponding commands \xmapsto and \xhookrightarrow quite a few times and I was wondering if there is anything like it. I'd like to ...
3
votes
1answer
184 views

Which one should I use to annotate equations? \tag or \text?

I am still confused in selecting whether to use \text or \tag for annotating equations. Which one should I use? If it is about personal preference, what is the pros and cons between them? ...
1
vote
0answers
27 views

different spacing aroung equal sign for display/text mode [duplicate]

as I wanted to increase the space surrounding the = sign in my equations, I changed the thickmuskip length in the preamble \setlength{\thickmuskip}{14mu} It works fine, and I like the result in ...
4
votes
3answers
265 views

How to write “ℰ”

could anyone please tell me how I can write "ℰ" in latex in both text and math enviroment? I have already tried $\mathscr{E}$ and $\mathcal{E}$, but none of those are satisfying. What I want to have ...
0
votes
2answers
54 views

Display inline sums

I am writing my thesis and I have some sums which are inline, and others which are part of equations. My questions is: is there a convention, an unwritten rule about how inline equations should be ...
5
votes
1answer
71 views

Renew command on mbox makes it freeze - Fix subscript size

I'm trying to change the font style of \mbox, but all my tries have failed. All commands I try either have no effect or make pdflatex recursively keep working and never finish and freeze. This makes ...
3
votes
2answers
32 views

Combine boldsymbol and widebar

I would like to have boldsymbol and widebar inside an equation combined as something like $\widebar{\boldsymbol\mu}$ However, while this compiles in my code, I only have a mu with a bar over it. ...
1
vote
1answer
79 views

Using `$$…$$` vs`\[…\]` [duplicate]

In order to center stuff in math mode, we can use either $$...$$ or \[...\]. Is there an OBJECTIVE reason as to why one is better than the other?
0
votes
1answer
25 views

`\center` and size of `\frac` in my code

\documentclass[a4paper,12pt]{article} \usepackage{amsmath} \usepackage{fullpage} \usepackage{secdot} \usepackage{setspace} \setlength\parindent{0pt} \title{\vspace{-3em} Quantum Mechanics} ...
5
votes
2answers
144 views

Square root in fraction space problem

I'm having some troubles with the square root symbol within a fraction. This code \documentclass{book} \begin{document} \begin{equation} h_4 = \frac{\sqrt{1.5 \gamma_4 -3.5}-1}{18} \end{equation} ...
4
votes
1answer
58 views

Brackets around multiple lines

I am trying to put big rounded brackets around some text that contains math formulas: Jede Teilfolge hat entweder unendliche viele Elemente von $\left( g_{2n}\right)$ oder $\left( ...
4
votes
1answer
35 views

Is it possible to make odd-numbered columns have implicitly a prefix {}?

Prefix {} is implicitly inserted for even-numbered columns of alignedat (and alignat). As a result, + (or -, etc) becomes a binary operator. The section "Left aligned" below \begin{alignedat}[t]{3} ...
14
votes
2answers
705 views

Does italic math originate from TeX?

When I look in old mathematical textbooks from the seventies and before, mathematics is always upright. Their use of italic letters in other contexts, however, shows that this is not because of ...
3
votes
2answers
84 views

Number a linear program on the left-hand side

I want to write a linear program which is numbered on the right-hand side, like it normally is, but which also has a number on the left-hand side. It will be more of a label instead of a number ...
0
votes
0answers
46 views

! Undefined control sequence \backsim [duplicate]

My latex file does not accept the command \backsim. This is what I wrote in the file: $ \backsim 2.5 \mu$ What is wrong?
2
votes
0answers
48 views

Writing mathematical notation in LaTeXDraw

I have drawn a graph in LaTeXDraw. I need to name the vertices of the graph as v_n (where n is subscript of v). In latex document it was easy, just $v_n$ was doing the work. But how can I do it in a ...
3
votes
2answers
41 views

How to get large parentheses with \tanh-function?

I want to show a function which includes the tanh of a fraction, i.e. \tanh(\frac{x - g}{h}) but which gives me the normal small parentheses. I already tried \tanh\(\frac{x - g}{h}\) but this just ...
9
votes
2answers
473 views

Root within square root symbol

how can I avoid that the following expression \documentclass[a4paper,fontsize=14pt]{scrbook} \usepackage{mathtools} \usepackage{lmodern} \begin{document} \begin{align} a = ...