Kopka's LaTeX books are very old. Originally they were written for LaTeX 2.09 and the later editions are only less modified for LaTeX2e. So they are not the best description of LaTeX2e …

@LéoLéopoldHertz준영 -- you must have a package loaded that changes the meaning (to latex) of \&, but since we don't know that that might be, can't guess at an answer. since you're not …

The document "Using Imported Graphics in LaTeX and pdfLaTeX" contains a section about float placement and how to use those options, it's 17.2 Figure Placement. It's available for …

Mar 20, 2012 · The LaTeX command is \symbol. You can see that LaTeX default underscore does not use char 95 when encoding is OT1, because it occasionally fails depends on the font (i.e., …

Possible Duplicate: How to look up a symbol? How does one insert a backslash or a tilde into LaTeX? ~ makes symbols after them 'phantoms'. I want just to write '~' in math mode and \\~ …

and LaTeX will try to honour the placement with respect to the actual place, the top or bottom of the page, or a separate page of floats coming immediately after the present insertion point. For …

Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their …

Dec 14, 2017 · LuaLaTeX (or XeLaTeX) The engines use Unicode by default so nothing special has to be done. You can directly input the character as Ł (or still use \L), and you don't need …

Sometimes the symbol := is used to denote a definition. For example, X:=Y+Z means that X is defined to be Y+Z. When using LaTeX, can I just use $:=$, or do I need to do something special?

Apr 4, 2015 · A solution with TikZ. The hash sign has the width of 80% of the equals sign, see \myWidth, and the height of an uppercase letter, see \myHeight.