The hyperref package allows your LaTeX document to be built with PDF bookmarks and hyperlinks for the table of contents, figures and equations. First, include the hyperref package with any options: Options include: pdftex – tell hyperref that we’re using pdflatex. bookmarksopen=true – the list of bookmarks should be shown automatically when opening the document […]

The varioref automatically encapsulate equation numbers with parentheses when referencing. This results in producing (2.3) instead of just 2.3. Load the varioref package in the preamble: and specify a format for the type of reference