Every Planar Map is Four Colorable 论文

1989Contemporary mathematics - American Mathematical Society引用 286
DOI
Computational Geometry and Mesh GenerationGraph Labeling and Dimension Problems
Graph Labeling and Dimension ProblemsComputational Geometry and Mesh Generation
相关技术:Computational Geometry and Mesh Generation
关系图谱

Every Planar Map is Four Colorable · 作者

W

Wolfgang Haken

K

Kenneth E. Appel