New posts in Rules

How to change a thickness of a hrule?

How can I make a "vertical dotfill" environment?

How to change hline thickness in tabular?

Center text between double horizontal rules

Horizontal line between text blocks that's omitted at pagebreak

Extend vertical line in polynom division

Why isn't a \vrule between \hfills centered?

Misplaced \noalign \hline

escape underscores

Lighter midrule