In mathematics, the four color theorem, or the four color map theorem, states that no more than four colors are required to color the regions of any map... 48 KB (6,275 words) - 02:20, 28 April 2024 |
two adjacent regions receive the same color. The five color theorem is implied by the stronger four color theorem, but is considerably easier to prove... 13 KB (1,903 words) - 18:52, 8 February 2024 |
Conjecture (section Four color theorem) difficult mathematical problems". In mathematics, the four color theorem, or the four color map theorem, states that given any separation of a plane into... 25 KB (3,045 words) - 06:29, 23 January 2024 |
Graph coloring (redirect from Vertex color) theories were developed to reduce the number of colors to four, until the four color theorem was finally proved in 1976 by Kenneth Appel and Wolfgang Haken... 65 KB (7,842 words) - 14:28, 15 January 2024 |
Kenneth Appel (section The four color theorem) mathematics, the four-color theorem. They proved that any two-dimensional map, with certain limitations, can be filled in with four colors without any... 10 KB (1,102 words) - 09:51, 1 January 2024 |
Coq (software) (category Free theorem provers) Benjamin Werner of INRIA used Coq to create a surveyable proof of the four color theorem, which was completed in 2002. Their work led to the development of... 17 KB (1,698 words) - 18:34, 29 February 2024 |
In mathematics, a theorem is a statement that has been proved, or can be proved. The proof of a theorem is a logical argument that uses the inference... 34 KB (4,373 words) - 07:13, 25 December 2023 |
Mathematical proof (redirect from Theorem-proving) prove theorems and to carry out calculations that are too long for any human or team of humans to check; the first proof of the four color theorem is an... 37 KB (4,616 words) - 22:10, 20 February 2024 |
Snark (graph theory) (redirect from Snark theorem) the four color theorem is that every snark is a non-planar graph. Research on snarks originated in Peter G. Tait's work on the four color theorem in 1880... 23 KB (2,706 words) - 17:53, 9 May 2023 |