This will display the locations serviced content. This will display the locations serviced content. This will display the locations serviced content.

Demo 1 Logo Demo 1 Logo Club Z!

In-Home & Online Tutoring

Get Math Help

Optional custom content. This can be any HTML containing text, images, links, etc... It will be displayed on all pages!
Demo 1 / Get Math Help

Four-color Theorem

Statement

The four-color theorem states that any map in a plane can be colored using four colors in such a way that regions sharing a common boundary (other than a single point) do not share the same color.

Alternate name

Guthrie's problem

History

formulation date | 1852 (173 years ago) formulator | Francis Guthrie status | proved proof date | 1977 (125 years later) (48 years ago) provers | Kenneth Appel | Wolfgang Haken

Classes

solved mathematics problems | mathematics theorems

Why Club Z!?

We're Awesome!

Vestibulum vitae aliquam nunc. Suspendisse mollis metus ac tellus egestas pharetra. Suspendisse at viverra purus. Pellentesque nec posuere ligula, eu congue leo. Integer vulputate tempor arcu. Vestibulum vulputate

We're Awesome!

Vestibulum vitae aliquam nunc. Suspendisse mollis metus ac tellus egestas pharetra. Suspendisse at viverra purus. Pellentesque nec posuere ligula, eu congue leo. Integer vulputate tempor arcu. Vestibulum vulputate Vestibulum vitae aliquam nunc. Suspendisse mollis metus ac tellus egestas pharetra. Suspendisse at viverra purus. Pellentesque nec posuere ligula, eu congue leo. Integer vulputate tempor arcu. Vestibulum vulputate

We're Awesome!

Vestibulum vitae aliquam nunc. Suspendisse mollis metus ac tellus egestas pharetra. Suspendisse at viverra purus. Pellentesque nec posuere ligula, eu congue leo. Integer vulputate tempor arcu. Vestibulum vulputate Vestibulum vitae aliquam nunc. Suspendisse mollis metus ac tellus egestas pharetra. Suspendisse at viverra purus. Pellentesque nec posuere ligula, eu congue leo. Integer vulputate tempor arcu. Vestibulum vulputate

We're Awesome!

Vestibulum vitae aliquam nunc. Suspendisse mollis metus ac tellus egestas pharetra. Suspendisse at viverra purus. Pellentesque nec posuere ligula, eu congue leo. Integer vulputate tempor arcu.

OUR PURPOSE

We tutor you in the subjects you need to help you progress.

Pre-K Reading Writing Math Science Studdy Skills

Subjects We Tutor

What Is Domain In Math

What Is Domain In Math ‘

Read More...
What Is Domain In Math

What Is Domain In Math ‘

Read More...
Volume of a Sphere

Volume of a Sphere ‘

Read More...
Area of a Triangle

Area of a Triangle ‘

Read More...
Distance Formula

Distance Formula ‘

Read More...
Distance Formula

Distance Formula ‘

Read More...
Volume of a Cylinder

Volume of a Cylinder ‘

Read More...
Find the right fit or it’s free.

We guarantee you’ll find the right tutor, or we’ll cover the first hour of your lesson.