Question

What is the greatest integer function?

Answer 1

Greatest integer function:

• The greatest integer function of a real number returns an integer that is the greatest integer less than or equal to the real number.
• The greatest integer function is denoted by $\left[\right]$.

For example:

$\left[1.10\right]=1$

The graph of the greatest integer function $y=\left[x\right]$ is