Infinite Series
Defining Infinity
Set theory is the foundation of all of mathematics. How does it handle infinity?
Latest in
Infinite Series
Sponsorship
Infinite Series
Solving the Wolverine Problem with Graph Coloring
At one time, Wolverine served on four different superhero teams. How did he do it?
Infinite Series
Instant Insanity Puzzle
Can you stack four colored cubes so that each color only shows once on each side?
Infinite Series
Can We Combine pi & e to Make a Rational Number?
Can you produce a rational number by exchanging infinitely many digits of pi and e?
Infinite Series
The Assassin Puzzle
Can you save the target from his assassin in a square room with bouncy walls?