Curated OER
Calculus 2.1 day 2 - Step Functions
"Step functions" are sometimes used to describe real-life situations. This extensive lesson with many practice examples demonstrates two such functions: the Greatest Integer Function and the Least Integer Function. The commands on the...
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Special Functions
Twenty-five problems present a variety of practice identifying and graphing various functions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Domain, Range, Vertical Line Test
A detailed tutorial on functions covering the following topics: finding the domain and range of a function, using the vertical line test, determining whether a function is even, odd, or neither, and applying the greatest integer function...
Texas Instruments
Texas Instruments: How Much Is That Phone Call?
Students will learn how step functions apply to real-world situations, about the notation associated with the greatest integer and least integer functions, and how to transform the greatest integer function.
Texas Instruments
Texas Instruments: Stepping to the Greatest Integer: Greatest Integer Function
In this activity, students' will use a motion detector to collect position data showing evenly-spaced jumps in value. They will then model this data using the greatest integer function.
Other
Math Spoken Here: Greatest Integer Function
This site provides a short tutorial on greatest integer function.
Texas Instruments
Texas Instruments: Numb3 Rs: The Art Gallery Problem
Based off of the hit television show NUMB3RS, this lesson introduces students to the Art Gallery Problem, in which cameras must be placed so that the entire area of a floor can be seen. Students use their graphing calculators extensively...
Mathematics Archives
Math Archives: Visual Calculus: Limits and Greatest Integer Function
Definition of greatest integer function. Includes a visualization animation that requires LiveMath Notebook plugin.
National Council of Teachers of Mathematics
The Math Forum: Greatest Integer Function
A short tutorial from the Math Forum on the greatest integer function. The site includes an on-line practice set.
Other
The Prime Pages: Floor Function
This site from the University of Tennessee provides a short definition and example of the floor function, also known as the greatest integer function.
Cut the Knot
Cut the Knot: The Floor Function
This site explains the floor function [x] notation (also known as the greatest integer function). The site contains several examples and graphs to help understand the concept. There is also an advanced exercise using the floor function...
Richland Community College
Richland Community College: Graphs of Functions
This site from the Richland Community College provides graphs of Functions offers loose definitions of many terms relative to the graphing of functions.