LaTeX is in math mode when processing mathematical formulas. In that mode, LaTeX ignores all whitespace in your input text, and inserts its own whitespace where it sees fit. In a wiki, math mode is entered by way of the ... tags. In a LaTeX text file, math mode is entered if any of the math environments, such as math, displaymath, and equation are entered by the \begin command. This article is a . You can help My English Wiki by expanding it.