# Tagged Questions

115 views

### What notation is used to show that a variable is a matrix? [closed]

When a variable is a vector, it is common to put an arrow above the variable, shown bellow \vec{x} When a variable is a matrix, sometimes a capital letter is used to distinguish it from the ...
55 views

### Column Vector Sweave \Sexpr

I'm having big problems trying to compile a file using Sweave displaying a vector defined in an R chunk, as a column vector in Latex using pmatrix, I have something like this: ...
58 views

### Array within Align*

LaTeX fresh beginner here. Using TexStudio. In the second row of an equation array (using align*), I am trying to multiply a row vector by a column vector, using the array command. Apparently the ...
182 views

### Bold bracket row vector/matrix

i want to define a matrix-vector product, which is defined something like this: \left[\begin{array}{cccc} A & B & C & D \end{array}\right] \left[\begin{array}{c} u \\ v \\ w \\ y ...
80 views

### In standard, interpret characters as vectors

I need to write many equations with way more matrices and vectors than scalars and I would like to have LaTeX interpret "normal" characters as vectors and matrices. Consequently I need to mark the ...
331 views

### Block matrix with vectors

I'm trying to typeset matrices composed of row vectors like this: It uses a bar to represent row vectors. I'd also like vertical bars to represent column vectors. What is the best way to achieve ...
253 views

### How to build macros for vector-matrix operators?

Can anybody build macros for doing the following vector operations? Or are there already such macros? For example, 1) Example data: \def\a{(5,3,0)} \def\b{(5,1,6)} ...
2k 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 ...