{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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16 views

Math w/italics in normal context, roman when in italic context (ie, caption)

I have not found this question asked previously. I am fine with math using italics for variables when the math appears in a normal context. But our figure captions are in italics, and when math is ...
1
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1answer
22 views

Upright text in math mode for chemical elements [duplicate]

I have a line as follows: \documentclass[a4paper]{article} \usepackage{siunitx} \begin{document} {$d_{(O_{1}-Zn/Mg)}(\SI{}{\angstrom})$ \end{document} showing: I don't want the letters to be ...
3
votes
1answer
45 views

How to typeset times in regular text

How should I enter in a time of day in latex in order to have it typeset properly, if I am using the amsmath package? I am using pdflatex. say I want to write "12:00". In math mode, this gives a ...
10
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4answers
339 views

Changing the behavior of $$ but not of $

I am trying to set things up so that occurrences of $$ are replaced by \] if in math mode, \[ otherwise. My strategy is to make $ active and have it behave differently depending on whether the ...
0
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0answers
22 views

Font-independent convention for multi-letter variables in math mode

For several years now, I have always used \mathit to display variables that have more than one letter, to ensure proper kerning: \fbox{$foo = f(jazz)$} vs. \fbox{$\mathit{foo} = f(\mathit{jazz})$} ...
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0answers
46 views

\texorpdfstring for a full book

I am currently writing a thesis which is full of math equations and I always get the warning Package hyperref Warning: Token not allowed in a PDF string (PDFDocEncoding): I have read that the ...
1
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1answer
29 views

Resize characters in figure caption

I frequently use \scalebox from the graphics package in math-environment as $x^{ \scalebox{0.55}{(n)} }_{i}$ which works fine. However, I am not able to use the same sequence in a figure caption: ...
10
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2answers
186 views

How do I get filled black < and \leq?

I want to define an order relation where I to distinguish want to fill in with black so that I have a black lying triangle in the first case and a black lying triangle with the suitable line below as ...
1
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1answer
27 views

How can I align horizontally matrices of different dimensions?

I'm wondering how can I align two different matrices horizontally. They are: [-1 0 +1] And: [-1 0 +1].T This is my code: \begin{equation} \begin{bmatrix} -1 & 0 & -1 \end{bmatrix} ...
5
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4answers
153 views

Line breaks in part of the equation in math mode - how to?

Does anybody know how to do this: Thank you!
3
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3answers
78 views

add (a little bit long) comment on the equal sign?

There are posts here explained how to Add a comment on top of "equal" and "approximate" symbols , the idea is to use \stackrel{text}{=}, however, if the text is a bit long, for ...
1
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0answers
29 views

no new lines in lyx output from the latex code insertion

\begin{widetext} \begin{displaymath} a+b=c;\\ d+e = f;\\ e+m = n;\\ \end{displaymath} \end{widetext} I am using the above code as an inserted Tex Code in Lyx ...
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3answers
224 views

How to write two equations as part of one equation?

\begin{equation} \begin{align} \mathbf{x_{t}=f_{t}(x_{t-1},u_{t})}\\ \mathbf{y_{t}=g_{t}(x_{t},v_{t})} \label{eq:state-space&obs-equ} \end{align} \end{equation} I want that y(t) equation should ...
2
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0answers
38 views

\max with two arguments below eachother [duplicate]

I am trying to use \max with two arguments like so: \max_{0 \leq k \leq n, 0 \leq l \leq n} But I want to have the 0 \leq l \leq n below the 0 \leq k \leq n not next to it. How do I do this?
6
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2answers
50 views

Two vertical lines with expressions spanning a few rows between them (math)

I'm pretty new to Latex, learning it while doing. I mainly use doc and latex wiki, but there are occasions when I can't find something. I am doing some math. I need to have some math formulas followed ...
5
votes
1answer
96 views

why pdf file is empty? Latex generates no output, no error

one of the auto-generated latex code, for some reason, generates no output in pdf. I made a MWE that has this latex code in it, all inside \[....\], and then run pdflatex but the file is empty. ...
0
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0answers
24 views

Force \displaystyle throughout document (including subscripts and fractions)

How do I force \displaystyle to all instances inside fractions, superscripts, and subscripts throughout the entire document (including intext)? Basically I am looking for something that effects ...
3
votes
1answer
42 views

Math mode space after id

I need to write idb in math mode. But a space appears after id and I get id b. How can I remove this space? Code example: $idb$
3
votes
2answers
112 views

Using \[ \] in text

I am currently writing out an introduction to LaTeX file for some coworkers. How would I insert \[ \] as regular text and not starting math mode? FYI: The reason why I'm asking this is because I plan ...
1
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0answers
24 views

Macro for textinput without any formatting [duplicate]

Is there a LaTeX macro that just compiles whatever I type into it? Something like \text or \textnormal. I want to display a LaTeX code inline without any formatting, but don't want to escape ...
2
votes
2answers
32 views

Latex \kbordermatrix with row labels on the right side

I'm needing to create a matrix enclosed with brackets [], not parentheses (), with row labels on right side. Is this possible using \kbordermatrix? For instance, in the following: ...
1
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0answers
31 views

How do you display words, not variables, in equations in LaTeX? [duplicate]

In particular, I need to display the following: P(success) = size of successful region/size of possible region But with a nice divisor line for the fraction. If I just enter this in typical fashion ...
2
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0answers
45 views

How to write norm symbol with three line? [duplicate]

I want to have a norm symbol with three line in my equation such as |||x||| but with equal distances.
3
votes
1answer
59 views

Codename for “kp serif” in TeX

mainly i'm aiming at doing the same thing as discussed in this question (How To Change Math Font Only?); except i want to use the "km serif" font and no matter what i search for on the web, i don't ...
3
votes
2answers
129 views

Macro for moving hat symbol up

I use mathpazo font package and I think the hat symbol is too low. Can I make a macro to change behavior of all my hats? This question has a good example, but I don't want to have to retype all of ...
2
votes
4answers
101 views

Alignment in a piecewise function

I would like to have the following two equalities displayed with the = aligned. I use the following code. The = are not aligned, and 2.5pt is typeset before the = in each line! Also, there is an ...
6
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3answers
83 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
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0answers
24 views

\dotsc or \dots in this case? [duplicate]

I know that we should use \dotsc with a comma and \dots if there is no comma. But what if I have a comma on the right side and no comma on the left side, for example in Pr[X_i | X_{i+1}, ... ] ...
2
votes
2answers
73 views

overline over no text

Suppose I want to have the function $\bar: A \to B$ where instead of $\bar$ it's a longer bar. What is the proper way to do this? Note that the bar here is floating on top of no text. It's just ...
8
votes
4answers
114 views

How to reduce the space between the hat of overset and the symbol?

I would like to place the \rightharpoonup on r and get them closer. I had tried the \overset and \Rvector package. But the spacing of the former is too much. And the latter performs bad when placing ...
5
votes
2answers
78 views

How can I DeclareMathOperator* with spacing after it, preserving the alignment?

In the context of optimization problems, I'm using \usepackage{amsmath} \DeclareMathOperator*{\minimize}{\text{minimize}} \DeclareMathOperator*{\subjto}{\text{subject to}} to declare some operators ...
4
votes
1answer
46 views

Arbitrary positioning in math mode without size restriction

In the MWE below, are all general methods, of achieving arbitrarily shifting of symbols up or down or left or right in math mode, represented? If yes, that is the answer. If no, what good methods are ...
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0answers
80 views

Alternative to \rm

Is there any alternative latex syntax to the defunct \rm? I am using LaTeX2e and so I have a long list of warnings whenever I execute my .tex document.
5
votes
1answer
85 views

Why can't split with curly-brace be inside align but it can be inside gather?

The following code snippet will guide you through the issue chronologically. \documentclass[preview,border=12pt,12pt]{standalone} \usepackage{mathtools} \begin{document} \section*{gather+aligned} ...
3
votes
2answers
62 views

Inserting math equation in text causes '?' to show up and for escaped '/' to not show!

I admit I'm new to LaTeX yet I'm writing my thesis using it. I'm having a hard time trouble shooting as the compiler doesn't give me any meaningful errors which leads me to believe what I'm doing is ...
1
vote
1answer
52 views

How to properly format a proof/explanation with multiple points of alignment?

This answered question addresses how to properly align/format a proof, allowing one to add text commentary alongside equations without ruining the alignment of the equations; however, it only seems ...
0
votes
1answer
35 views

Inequality operators of both directions aligned vertically in one expression? [duplicate]

I would like to put inequality operators of both directions, i.e. < and >, aligned vertically in one expression. Can anyone help?
0
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2answers
42 views

Alignment in aligned and aligned[t] environments (2)

The following code almost gives me the alignment that I want. You will see that in the last five lines of the displayed equations, most of the expressions are ridiculously shifted rightward. I want ...
6
votes
2answers
46 views

What Pascal procedure inserts \mathon and \mathoff?

TeX surrounds inline math formulae with \mathon and \mathoff, which appear to be nodes. For instance, running TeX on $ $\showlists\bye gives ### horizontal mode entered at line 0 \hbox(0.0+0.0)x20.0 ...
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0answers
29 views

Knitr and numbers

I return to a question, which is few months old and then maybe not yet the best practice around. I use the siunitx package in my documents along with knitr to compile my R chunks. As far as I ...
2
votes
2answers
44 views

set section environment to be math only, amsmath's begin{gather}

I want to create a small formulary, and for that virtually every line has to be math formulas. I use the gather-environment from the package amsmath, for example: ...
6
votes
1answer
32 views

Stretchable glue in (script)scriptstyle (subscripts, superscripts, fractions)

If $a+b$ appears in a paragraph, the spacing around + will depend on how stretched/compressed the line is. If ${a+b}$ is used, then the formula will have its natural width regardless of how ...
2
votes
0answers
32 views

Three dots above a symbol look weird [duplicate]

In math mode, when I type \dot{x}, \ddot{x}, \dddot{x} the third expression doesn't look like the two previous ones. The three dots are widely spaced and higher above the symbol. Is there a way to ...
8
votes
4answers
192 views

Use the beta variant

Is it possible to use the curled beta: ϐ (U+03D0) in a formula? There are variants available for \epsilon, \theta, \phi, \rho, \sigma and \phi with \varepsilon, \vartheta, etc... but there is no ...
4
votes
2answers
47 views

new command using math mode sub index bug

I have defined the following command \newcommand{\gsubselector}[2]{$s_{#1,#2}$} and I'm calling it from a document in the following way: ... \gsubselector{a,i} : \gsubselector{b,j} there is ... ...
0
votes
1answer
71 views

“Dimension too large” using geometry package

So, I have an interesting problem with a really (really really ...) large equation that I am trying to typeset. Basically, crunching the file through pdflatex gives: This is pdfTeX, Version ...
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0answers
54 views

Deleted Main.bib using filecontents while trying to enter citation involving mathematical treatment

Ok. I feel pretty stupid but I was trying to find a solution to using mathematics in bibliography. I ended up using the following example in this forum that used filecontents. Help with math symbols ...
4
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0answers
57 views

LaTeX Extensible Delimiters Definitions

I'm writing a new font (in Metafont) and am working on the OMX-encoded math font. I've properly defined the parts of the extensible parentheses and included the fairly straightforward ligature ...
2
votes
0answers
35 views

Can I use xymatrix to make a spectral sequence ? meaning how to make the boxes?

Is it possible to use the xymatrix command to make a spectral sequence ? Since xymatrix has all the arrows, what I am really asking is are there commands that will enclose the entries in a lattice of ...
3
votes
2answers
75 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 ...