0 votes 0 votes Show that if $x$ is a real number and $n$ is an integer, then $x\leq n$ if and only if $\left \lceil x \right \rceil \leq n$ $n\leq x$ if and only if $ n\leq \left \lfloor x \right \rfloor $ Set Theory & Algebra kenneth-rosen discrete-mathematics set-theory&algebra + – Pooja Khatri asked Apr 9, 2019 Pooja Khatri 190 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.