Answer by egreg for What's the use of the @compatibility condition?
The switch \if@compatibility is set to true by \documentstyle (or, to be precise, in the latex209.def file that is read in when executing \documentstyle).It should not be used in new classes not meant...
View ArticleAnswer by Martin Scharrer for What's the use of the @compatibility condition?
It is in fact a compatibility mode for LaTeX 2.09 which is enabled if you use the old \documentstyle instead of \documentclass. It is included to allow to compile LaTeX 2.09 documents with LaTeX 2e,...
View ArticleAnswer by Leo Liu for What's the use of the @compatibility condition?
\if@compatibility is true means you are in LaTeX 2.09 compatible mode. If you use\documentstyle{article}You are in this mode.See source2e: "File L ltclass.dtx" for more information.
View ArticleWhat's the use of the @compatibility condition?
All of the standard LaTeX document classes (article, book and report) declare some basic functionality and parameters based on the condition @compatibility. Here's an extract from from article.cls that...
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