LaTeX.org

Actually I would settle for placing a square out at the margin just below the equation number. When I use \hfill it skips a line. Any suggestions on how to pull the square up close to the equation number? Thanks

I can really use help on a rather unusual need in equation numbering.

Sometimes I like to end a proof with an equation. Normally I would use

\tag*{\mbox{\Large$\square$}}

to put a nice big square at the end of the line.

Now, I don't normally label any equation inside a proof that I don't refer ...