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Discrete Mathematics Classroom Activities

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Discrete MathematicsClassroom Activities

Richard Anderson

University of Washington

IUCEE: Discrete Mathematics

- Coffee or tea comes with dinner
- A password must have at least three digits or be at least eight characters long.
- To take discrete mathematics, you must have taken calculus or a course in computer science.
- You can pay using US Dollars or Indian Rupees.

e, I, I, either

It is necessary to walk 8 miles to get to the top of Long’s Peak.

IUCEE: Discrete Mathematics

Everyone has exactly one best friend

IUCEE: Discrete Mathematics

There is some restaurant that serves some food that everyone likes

IUCEE: Discrete Mathematics

A B

1

a

b

2

c

3

d

4

e

If a club has 25 members how many ways are there to choose the president, secretary, and treasurer, where no person can hold more than one office?

- R = {(x,y) | xy ≥ 1}
- R = {(x,y) | x and y are both negative or both nonnegative}
- R = {(x,y) | x ≥ y2}

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