A right floor delimiter that creates a closing bracket for the floor function denoting the largest integer less than a value.
Examples
Floor function notation
\lfloor x \rfloor = \text{largest integer } \leq x
Floor function example with value
\lfloor 3.7 \rfloor = 3
Floor function in an inequality
n - 1 \leq \lfloor \log_2 n \rfloor \leq n