Should I Reference My Computer?

A Scenario

A Scenario

Geometric Background

Geometric Background

Geometric Background

The Bruck-Ryser Theorem

Latin Squares

Latin Squares and Projective Planes

Early Enumeration Results

Small Projective Planes

Plane of Order 7

Plane of order 8

Projective Planes of Order 9

Translation Planes of Order 16

Translation Planes of Order 16

The 4 Color Theorem

The 4 Color Theorem

The 4 Color Theorem

The 4 Color Theorem

The 4 Color Theorem

The 4 Color Theorem

The 4 Color Theorem

Projective Plane of Order 10

The Projective Plane of Order 10

The Projective Plane of Order 10

Projective Plane of Order 10

Negative Searches

Negative Searches

So what should a referee do?

The 4 Color Theorem

So what should a referee do?

So what should a referee do?

So what should a referee do?

What should a referee do?

What should a referee do?