## Top new questions this week:

### Document Layout Styles

I am inviting partial solutions for defining styles for document layouts. The solutions should be capable of defining the font size, leading (interline distance), and type for the running text as well ...

{sectioning} {packages} {typography} {grid-typesetting}
 asked by Marc van Dongen 19 votes

### What is the relationship between natbib, apacite package, and apa document class?

This is the first time I have to submit to a journal and need to reformat my bibliography according to APA guidelines. This leaves me very confused since there seem to be multiple ways to do the same ...

{bibliographies} {natbib} {apa-style}

### Relative transparency in TikZ?

I have always wondered whether it was possible to define some sort of "relative" transparency in TikZ. What do I mean? Sometimes, you want a node to be filled in order for its content to be readable ...

{tikz-pgf} {transparency}

### What's wrong in the \tensor command?

After a recent update of MikTeX (and TeX Live!) on my computers (right after my vacation :)) I am not able to compile my book. The book is big and complex, uses many \if \else \fi constructions in the ...

{xetex} {unicode-math}

### Understanding expansion of \mathpalette

I'm trying to make sense of the \mathpalette code used in this answer. To repeat it below: \makeatletter \newcommand{\raisemath}[1]{\mathpalette{\raisem@th{#1}}} ...

{math-mode} {macros}

### What is the equivalent of \usepackage[T1]{fontenc} in TeX?

I have inherited a semi-small TeX project in which I, after syncing across various computers and OS'es, had some problems with encodings of special characters like åäö. My initial approach for fixing ...

{pdftex} {font-encodings}

### Why doesn't \par end this \centering?

As per this answer, \par should properly end the effect of \centering. But in the following case, it doesn't. Why? \documentclass{article} \makeatletter \newcommand\@mytitle{} % create macro for ...

{horizontal-alignment} {grouping}

## Greatest hits from previous weeks:

### Multi-line (block) comments in LaTeX

In LaTeX, % can be used for single-line comments. For multi-line comments, the following command is available in the verbatim package. \begin{comment} Commented code \end{comment} But is there a ...

### How to break a long equation?

I have a long equation but long enough to occupy two lines. I want to break it to improve readability. How can I break it? F = \{F_{x} \in F_{c} : (|S| > |C|) \cap (minPixels ...

{equations} {line-breaking}

## Can you answer these?

### Can't Make pdf of Math Help Document in Lyx 2.14

Using Lyx 2.14 on Windows 7. When I try to create a pdf of the built-in Math help document I get the following error: LaTex Error: Command \@textsubscript already defined. I have had no problems ...

{lyx}

### Question about exercise 23.3 in TeXbook

This is exercise 23.3: Explain how to change the output routine of plain TeX so that it will produce twice as many pages. The material that would ordinarily go on pages 1, 2, 3, etc., should go ...

{page-breaking} {plain-tex}