Change the YaTeX-math-mode's prefix from `,' to `;'. Add YaTeX-apropos, YaTeX-what-column, YaTeX-beginning-of-environment, YaTeX-end-of-environment. Add variables YaTeX-default-pop-window-height, YaTeX-close-paren-always, YaTeX-no-begend-shortcut, YaTeX-auto-math-mode. Remove Greek letters from maketitle-type. Make YaTeX-inner-environment two times faster and more reliable. C-u for [prefix] k kills contents too. Fix the detection of the range of section-type commands when nested. Add \end{ completion. Add YaTeX-generate-simple. Refine documents(using Texinfo). %#REQUIRE for sub-preambles.