luwa-ul
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Version: 1.1.0
Date: 2025-10-29
Author: Kosei Kawaguchi a.k.a. KKTeX
License: LPPL 1.3c

Description:
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This package provides underlining and highlighting that remain intact even in vertical writing environments and when used together with ruby text.

Dependencies:
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luacolor, xcolor, lua-ul, calc, tikz

Notice
This package is **LuaLaTeX-only**. 

See luwa-ul-doc.tex for usage examples.