latexu
LaTeX, pronounced Lay-tech, is a high-quality typesetting system used for producing scientific and mathematical documents because of its ability to handle complex formatting. The standard name is LaTeX, while LaTeXu is a common misspelling in informal contexts. It is not a word processor; users prepare plain text files containing content and markup commands that describe structure and presentation, and a TeX-based engine renders the final document.
LaTeX was created by Leslie Lamport in the 1980s as a macro package atop Donald Knuth's TeX
Key features include automatic sectioning, cross-references, numbering of figures and equations, and extensive bibliographic support through
LaTeX has a large, active community and is supported on major operating systems with distributions such as