Questions tagged [math-mode]
{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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Why is \[ ... \] preferable to $$ ... $$?
I've heard that you should use \[ ... \] for displayed equations instead of $$ ... $$, but why is that?
I'd assumed that it's so that you can more easily tell which are starting and which are ending ...
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How can I get bold math symbols?
To make Latin-letter variables bold I can use e.g. \mathbf{a}, but while putting Greek letters or symbols such as \nabla inside \mathbf doesn't cause any errors or warnings, it also doesn't do ...
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What are all the font styles I can use in math mode?
As can be seen in above picture, there are lots of fonts or font styles that can be used in math mode.
What are all the fonts or font styles I can use in math mode, and which packages are required in ...
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Are \( and \) preferable to dollar signs for math mode?
Along the lines of Why is \[ ... \] preferable to $$ ... $$?, what reasons are there (if any) to favor \( ... \) over $ ... $?
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How can I split an equation over two (or more) lines
I am having the following equation:
\begin{equation}
Q(\lambda,\hat{\lambda}) = -\frac{1}{2} P(O \mid \lambda ) \sum_s \sum_m \sum_t \gamma_m^{(s)} (t) \left( n \log(2 \pi ) + \log \left| C_m^{(s)} ...
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Absolute Value Symbols
What is the "best LaTeX practices" for writing absolute value symbols? Are there any packages which provide good methods?
Some options include |x| and \mid x \mid, but I'm not sure which is best...
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Command for argmin or argmax?
How can you get the argmin or argmax in Latex? Two solutions I found are:
\underset{x}{\operatorname{argmax}}
\DeclareMathOperator*{\argmin}{arg\,min}
Any other ideas?
[1] http://www.breakthru....
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What is the "correct" way of embedding text into math mode?
Lets say I have something like:
\[ Let x = number of cats \]
(This is a contrived example, but pretend we are actually inside a long align environment block...) "Let" and "number of cats" need to ...
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How to typeset $:=$ correctly?
I like to use $:=$ for "is defined to be equal to", but this is never typeset with the symmetry one would like, as the colon is always too low relatively to the equals sign. Is there any way of ...
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What is the best symbol for vector/matrix transpose?
What is the best or most popular symbol for vector/matrix transpose? I have used simply ^T, for example $c^T x$. I think it is ugly, mainly because it is a little too big compared with vector ...
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Big Parenthesis in an Equation
I have an equation contained inside \[...\], which automatically makes a \sum with sub- and superscripts turn big--so that the summation sign looks awkward inside parenthesis. Any idea how to make ...
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What's the difference between \mathrm and \operatorname?
I apparently can't see the difference in a compilation (pdflatex) between \mathrm and \operatorname. So, as in the title the question is: is there a difference? Which one is preferable in what ...
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How to write ceil and floor in latex? [duplicate]
Is there a macro in latex to write ceil(x) and floor(x) in short form? The long form
\left \lceil{x}\right \rceil
is a bit lengthy to type every time it is used.
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How do you get \mathbb{1} to work (characteristic function of a set)?
I am trying to get the digit one printed the \mathbb{} font in math mode, however the command
\mathbb{1}
outputs some rubbish. I certainly saw the character I am after in some pdf's generated from ...
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\mathbb{Z} yields undefined control sequence error
I am using WinEdt 6 for compiling my TeX documents. I am getting an error with contains the line $\mathbb{Z}$ showing that it is undefined control sequence. How should I rectify it? Should I include ...