Tagged Questions

4
votes
1answer
102 views

LaTeX 'Missing $' Cannot find the reason

So i am writing up some maths definitions for my exams and for some reason Texworks says that I have a 'missing $' in my line of work, however I cannot see anything wrong with it. ...
4
votes
1answer
164 views

Too long/short pipe (absolute value) in math mode with certain letters

In the question Absolute Value Symbols I read about the best ways to write absolute values. I found the accepted answer pretty good and it works in almost all cases. Sadly, only in almost. For example ...
9
votes
2answers
1k views

How do you write a vector with an underline instead of an arrow?

I don't like the way the vector with an arrow $\vec{x}$ looks. I would prefer to indicate it with a line underline but when I google it nothing comes up to show me how to do it. Does anyone know? ...
1
vote
1answer
314 views

Can I make a greek letter extra-bold, e.g. make strokes 1.5 times as thick as \bm does, in math mode? [duplicate]

Possible Duplicate: How can I get bold math symbols? I would like to distinguish between a vector of betas and the individual betas I want to use bold, rather than an error, to indicate ...
10
votes
4answers
329 views

Typesetting coordinates

I'm trying to typeset coordinates like: (0 0 0) or (0, 0, 0) I'm not sure if LaTeX offers a package which can make the notation a bit more professional than just manually inserting spaces between ...
5
votes
2answers
380 views

Conventions for typesetting complex vectors and vectors with complex components

I was wondering if there were conventions for typesetting vectors and complex numbers. I grew up in France and I'm used to putting an arrow on my vectors ($\vec{v}$) and a bar on my complex numbers ...
12
votes
1answer
1k views

Typesetting a Row Vector

In the question typesetting a column vector, a very nice solution was given for typesetting a column vector with an arbitrary number of rows. I am attempting to modify the code to produce row vectors ...
12
votes
2answers
3k views

Bold italic vectors

I am trying to display vectors as bold and italic. The command \mathbf sets the letters non-italic. I also googled a bit and stumbled upon \mathbf{\em y} or \mathbfit{y}, which all didn't work. I ...
1
vote
3answers
3k views

String/vector concatenation symbol

I'm looking for a math symbol to represent the concatenation of two vectors: if x = (x1, x2) and y = (y1, y2) then x ? y = (x1, x2, y1, y2). I'm not very much at home in vector calculus, so I don't ...
16
votes
3answers
14k views

typesetting column vector

I would like to define a command which typesets a column vector. For one vector I can have something like: \left( \begin{array}{c} a\\ b\\ \end{array} \right) I would like the command to produce ...