four-color problem

[fawr-kuhl-er, fohr-]

four-color problem

[fawr-kuhl-er, fohr-]
noun Mathematics.
the problem, solved in 1976, of proving the theorem that any geographic map can be colored using only four colors so that no connected countries with a common boundary are colored the same color.
Also called four-color theorem.


Origin:
1875–80
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To four-color problem

00:10

00:09

00:08

00:07

00:06

00:05

00:04

00:03

00:02

00:01

Four-color problem is always a great word to know.
So is subtraction. Does it mean:
the operation or process of finding the difference between two numbers or quantities, denoted by a minus sign (?)
the method of finding the fourth term in a proportion when three terms are given
Dictionary.com, LLC. Copyright © 2012. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature