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YouTube

Why Is This 15-Puzzle Impossible? - Numberphile

Numberphile via YouTube

Overview

This course explores the impossibility of solving the 15-Puzzle. The learning outcomes include understanding the mathematical concepts behind the puzzle's unsolvability. The course teaches about permutations, sliding, invariants, and the number of moves required to solve the puzzle. The teaching method involves a lecture-style explanation by Professor Steven Bradlow. This course is intended for individuals interested in mathematics, puzzles, and logic.

Syllabus

Introduction
The Mystery
Sam Lloyd
The Challenge
The Paper
Permutations
Possible
Sliding
Invariants
The blank space
The number of moves
Even number of moves
How to get 15
Can you
Odd
Good News
Prediction

Taught by

Numberphile

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