Grötzsch's theorem
Grötzsch's theorem proper noun: the statement that every triangle-free planar graph has a coloring using only three colors.

Proper noun
Grötzsch's theorem
- The statement that every triangle-free planar graph has a coloring using only three colors.
Origin of Grötzsch's theorem
Named after German mathematician Herbert Grötzsch, who published a proof in 1959.
Questions about Grötzsch's theorem
- What does Grötzsch's theorem mean?
- Grötzsch's theorem means the statement that every triangle-free planar graph has a coloring using only three colors.
- What part of speech is Grötzsch's theorem?
- Grötzsch's theorem is a proper noun.
Words near Grötzsch's theorem in the dictionary
Source and license
Adapted from Wiktionary: Grötzsch's theorem (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “Grötzsch's theorem.” Word.ws, https://word.ws/gr%C3%B6tzsch%27s_theorem. Based on Wiktionary, CC BY-SA 4.0.
