===== Ceiling function =====
==== Function ====
| @#FFBB00: definiendum | @#FFBB00: $ \lceil \ \rceil:\mathbb{R}\to\mathbb{Z}$ |
| @#FFBB00: definiendum | @#FFBB00: $ \lceil x \rceil:=\min\,\{n\in\mathbb{Z}\mid n\ge x\} $ |

==== Discussion ====
==== Parents ====
=== Subset of ===
[[ℤ valued function]], [[Monotonically increasing function]]