{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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0
votes
1answer
21 views

How to deal with theorem vs thm mismatch

I often find that I want to include a LaTeX file that has uses the environment theorem defined, but my document class has instead defined environment thm, so I get errors like Environment theorem not ...
9
votes
2answers
130 views

Overline thickness

Is there a way in latex to change the vertical thickness (height) of the line generated by the \overline command? \[ \overline{\overline{A \vee B}} = \overline{\overline{A} \wedge \overline{B}} \]
4
votes
2answers
221 views

how to make maths equations start at the left?

how to make maths equations start at the left? $$ \lim_{ x \to 0} \frac{\log {10 + \log(x+ \frac{1}{10})}}{x} = 10 $$ this display on center we want to start it left
2
votes
1answer
92 views

How to get a calligraphic Pi in latex? [duplicate]

It would be easy to do calligraphic letters as: \mathcal{AABBCCQQZZ} As But How can I get a calligraphic \pi or \Pi, I mean capital version of Pi. I clearly remember that I saw calligraphic ...
3
votes
2answers
112 views

Square Root Radical Sign [on hold]

Is it possible to type a radical of a square root equation as \sqrt{} with any number inside the bracket? I looked up how to do it but there were only these answers with advanced LaTeX that I don't ...
2
votes
2answers
44 views

Using \eqno in math mode

does anyone know, why do I keep getting this error message? !You cant use '\eqno' in math mode. ..and it's pointing at this line in my code: \left(\sqrt[5]{x^4}\right)’ &=& ...
2
votes
1answer
58 views

Error: Command \ invalid in math mode

I am getting the following error: Command \ invalid in math mode. Why? Compilation ends but no PDF is created because of those errors. This seems to be the problematic piece of code but I don't ...
5
votes
2answers
97 views

Bold math in the title of an article

Can this be done? I can't find anything anywhere on this -- which is very strange to me! Addendum: Thank you everyone for the hints. The problem was that I was using a particular .sty file. I have ...
2
votes
4answers
199 views

“Where” notation in definition

I need to define a rather complex operation. Hence I want to use the classical "where" definition style, i.e. Foo = Bar(x,y) WHERE x = Baz y = Fob My attempt so far in latex is: \begin{align*} ...
5
votes
2answers
295 views

Prettying up this equation from Mathematica

I like to type in 2d maths into Mathematica and then generate latex code for it. It has been working fine so far until I attempted this expression: TeXForm[HoldForm[ S (k*L) = (4*l + 1)/ 2 ...
0
votes
1answer
106 views

How to draw a induced charge under soliton - Feynman diagram?

Can someone illuminate line-by-line clear, how to draw this diagram? Just a clear LaTex code is enough. Thank you!! Either for the case: (1) in an equation or (2) in the figure.
3
votes
2answers
113 views

Strings and Harps to be drawn

I'd like to draw a picture similar to the hand-drawn one below: With labels $0$, $1$, $\Psi_{L,S}$, $a_1$, $\ell_i + 2\varepsilon$, $\Psi_{L,H}$, $b_1$, $-\varepsilon$, $1 + \varepsilon$, ...
1
vote
0answers
41 views

How can I make text inside set notation look like normal text?

I'm very new to LaTeX, and have never been very good with computers, so apologies for not knowing how to post questions on here properly or missing out anything important. I have this: ...
1
vote
0answers
39 views

MinionPro, siunitx and some character substitution: Bad mathchar (32768) [duplicate]

I've been using a solution that allows me to: Use proportional figures in text and tabular figures in tables; Force siunitx to set "symbols", e.g. ( ) - in the text-font instead of the math-font, ...
3
votes
4answers
155 views

Remove the spaces between \times in mathmode

My problem seems rather simple but I can't manage it. I want to describe bytes in this way 0000 xxxx 0010 1xxx I tried by writing 0000 \times\times\times\times 0010 1\times\times\times but this ...
7
votes
1answer
28 views

Is it OK to use a macro for an operator, or a macro defined by `\DeclareMathOperator`, as a non-operator?

Macros like \det, I believe, is intended to be used before some expression, but sometimes I wish to use them as in \det \in \mathbf{VP}. Is it acceptable to use them like this instead of using ...
3
votes
1answer
44 views

Algorithm : Command \end{list} invalid in math mode

I just started with Latex and I struggle a little bit with algorithm. Here is the algorithm, I try to show. But on the line of the first ENDFOR, I have this error Latex Error: Command \end{list} ...
4
votes
2answers
86 views

How to break a line in a long equation?

I am using a class named abntex2 and I don't know how to break an equation. I've tried inserting a package amsmath, breqn, mathtools, but it does not work. I type: \usepackage{amsmath} ... and ...
4
votes
1answer
57 views

problem with eqnarray

Would you like to help me please i'm a beginner ! what's wrong with my code? {\setlength{\jot}{0.40 cm} \begin{eqnarray*} n^*_{11} & = & \dfrac{n_{1.}\times n_{.1}}{n} \\ & = & ...
2
votes
1answer
47 views

Latex matrix of real numbers R^3x3

I trying to write R^3x3 (for a matrix 3 columns and 3 rows) in Latex using this: \mathbb{R}^3x3 But all this does is put the first 3 in the power and then writes x3 next to it in normal text.I ...
5
votes
5answers
104 views

Crossmark on an expression inside mathmode in latex

How can I put a crossmark on an expression inside a math mode using latex like below?
2
votes
2answers
115 views

Problem with the \mathbf command

In this MWE, I want to obtain bold letter for the letter "H" (compare the two "H") : \documentclass[10 pt]{beamer} \usetheme{default} \usepackage{lmodern} % load a font with all the characters ...
1
vote
1answer
55 views

What are the restrictions when using the TeX Live rpm distro?

I installed [root@magpie ~]# yum -q info texlive Installed Packages Name : texlive Arch : x86_64 Epoch : 3 Version : 2013 Release : 4.20131226_r32488.fc20 Size : ...
6
votes
2answers
293 views

Automatically check if a math character is greek or latin

My question is similar to Bold math: Automatic choice between \mathbf and \boldsymbol for Latin and Greek symbols?, yet slightly different. My non-compilable minimal example is the following one: ...
7
votes
2answers
72 views

Right-aligning text over expression

Basically, I want something like this: $$ \overset{\qquad\quad\; 2}{\sqrt{x+x^2}} $$ where the expression above is (automatically) right-aligned, but I have no idea how to achieve this. (The ...
5
votes
3answers
105 views

Bold Roman expressions in Math Mode, with proper spacing

I have some math formulas where I need bold roman style for some math expressions. Since they appear quite often, I need a macro for them. The obvious way is to write ...
7
votes
4answers
139 views

Line breaks of math expressions in subfloat environment

I would like to show a figure in which there are a graph representation above its edge and node lists in LaTeX. I have written something like this: \begin{figure}[!ht] \subfloat[First figure]{ ...
2
votes
1answer
48 views

Equation is being shrunk to fit sentence, how can I prevent that?

I should preface that I discovered LaTeX a few hours ago but I've googled and searched the documentation and haven't found an answer. Here is the line I've written Question 1: $\int ...
1
vote
3answers
55 views

How to insert a special math alphabet

I am trying to insert a special math alphabet in an equation for a physics quantity called "cavity finesse". It is basically represented by a fancy letter F, which looks like what's shown in the ...
7
votes
2answers
109 views

Unexpected displaymath in math environment with \underbrace

I would like to stay in math mode by using $ delimiters. But when I use this code: \documentclass{article} \usepackage[utf8]{inputenc} \usepackage{amsmath} \begin{document} ...
2
votes
1answer
63 views

How to preserve space when using an Overlay command in Beamer?

Into Beamer, I want to preserve the space when I replace an expression by another in a mathematics formula with the help of an Overlay command. For example, if we have in slide number 1 this formula: ...
7
votes
1answer
90 views

Changing font size in equations changes superscript size in text (LATeX)

I used \DeclareMathSizes{12}{20}{14}{10} to make my equations larger than the default output of LATeX (the parameters mean, as far as I understand, {font size}{equation regular text size}{equation ...
3
votes
1answer
52 views

Problems with itemize

I had the following situation \begin{itemize} \item[(A_s)] Item (A_s) such that \begin{equation}\label{sob} \sum_{n}n \end{equation} \item[(B_s)] Item (B_s) \end{itemize} and the result was blank ...
0
votes
0answers
13 views

subnumcases and inline math [duplicate]

Code \usepackage{cases} \begin{subnumcases}{}\label{eq:regola_scelta_reject} \min \quad \sum_{j=1}^{H}x_jw_j & $\sum_{j=1}^{H}x_jw_j \geq W_L$ ...
8
votes
2answers
189 views

Typesetting sequence notation

I attempted to create a sequence both of the following ways: \documentclass[12pt]{article} \usepackage[english]{babel} \usepackage{amsmath,amsthm} \usepackage{amsfonts} \begin{document} ...
13
votes
3answers
399 views

How do I get two mathrings centered over a variable?

I am trying to represent a second order, dimensionless derivative by two open circles overtop a variable. I understand how to do one (\mathring v), and I understand how to do multiple solid dots ...
1
vote
3answers
179 views

Is there any math symbol \predeq in Latex? How to use it?

Is there any math symbol \predeq in Latex? If yes, how to use it?
8
votes
2answers
89 views

How to typeset basic arithmetic [duplicate]

What would be the best way to use TeX to typeset basic arithmetic as it's done in school - for example, to typeset equations like 356 + 42 --- 398 written in this way?
2
votes
3answers
70 views

Customize equation numbering for Equation environment?

I want to manually label equation number ? For example I want to label this equation 3.1 instead of (1) which automatically pops up. Is it also possible in split environment as well or not ? ...
4
votes
1answer
200 views

Missing $ inserted in maths mode

Been trying to this line to parse for a good 20mins, but all attempts have failed: \beta = $-$0.84, t = $-$2.09, P = 0.04 Could anyone tell me why I'm getting a Missing $ inserted error here?
4
votes
0answers
154 views

Maths without paper sheet

I would like to know if it is possible to write Maths on latex without having to write a first draft on paper? As far as I'm concerned latex writing seems to demand a separation between the thinking ...
4
votes
2answers
80 views

Missing character 1 in font bbold11

I have a problem with my (freshly updated) MiKTeX installation: I like to use \mathbbold{1} from the bbold package to obtain a blackboard bold 1. This works with TeX Live under Linux, but for font ...
3
votes
1answer
32 views

\ifmmode check in section caption

To assure the correct usage of newcommands which only shall be used in mathmode, I have introduced a mathcommand, which checks mathmode by \ifmmode. Now I want to use such a mathcommand in a section ...
2
votes
2answers
93 views

reducing space taken by big math equation

i hve few big equation in my file and they take lot of space. plase help me in reducing their size.i have already tried using \declaremathsizes but it only reduces math font size nt the space it ...
3
votes
2answers
236 views

Displaying fractions nicely

I'd like the following to look nicer: $\frac{1 - \left(\frac{r-3}{r-1} \right)^{k-(p+q)+1}}{1 - \left(\frac{r-3}{r-1} \right)}$ As of now, the horizontal line is way too long.
17
votes
4answers
970 views

wavy division sign wanted

I would like to find or create a math relation symbol that resembles a division sign, except that the horizontal bar would instead be a tilde (\sim). Can anyone help with this?
1
vote
1answer
45 views

Numbered equations with additional text part 2

I would like to have numerated equations with some additional text added, where the numbering automatically increases for any next equation, with the possibility to add a different text for any ...
4
votes
2answers
97 views

Designing medcirc and circledtimes symbols

It would be great to use only \medcirc and \circledtimes from the pxfonts or to design the similar symbols by other techniques. The symbols from pxfonts are quite well but when I connect the ...
2
votes
1answer
89 views

Numbered equations with additional text

I would like use the following enumeration of equations: x+y=z (1.1) some text Where this enumeration is, say, given on the right side of equation. It ...
8
votes
2answers
181 views

How to get single curved quotation marks in math mode

I know I can get these fancy quotes `abc' I want to get those quotes separately. I know how to get the left one: {`}a But when I try just the right one, I get a different quote then when ...