Every planar map is four colorable. I: Discharging. Zbl 0387.05009
Appel, K.; Haken, W. |
|
1977
|
Every planar map is four colorable. II: Reducibility. Zbl 0387.05010
Appel, K.; Haken, W.; Koch, J. |
|
1977
|
Theorie der Normalflächen. Ein Isotopiekriterium für den Kreisknoten. Zbl 0100.19402
Haken, Wolfgang |
|
1961
|
Every planar map is four colorable. Zbl 0331.05106
Appel, K.; Haken, W. |
|
1976
|
Every planar map is four colorable. Zbl 0681.05027
Appel, Kenneth; Haken, Wolfgang |
|
1989
|
Some results on surfaces in 3-manifolds. Zbl 0194.24902
Haken, W. |
|
1968
|
Ein Verfahren zur Aufspaltung einer 3-Mannigfaltigkeit in irreduzible 3- Mannigfaltigkeiten. Zbl 0111.18803
Haken, Wolfgang |
|
1961
|
Über das Homöomorphieproblem der 3-Mannigfaltigkeiten. I. Zbl 0106.16605
Haken, Wolfgang |
|
1962
|
The existence of unavoidable sets of geographically good configurations. Zbl 0322.05141
Appel, K.; Haken, W. |
|
1976
|
On recursively unsolvable problems in topology and their classification. Zbl 0246.57015
Boone, W. W.; Haken, W.; Poenaru, V. |
|
1968
|
A proof of the four color theorem. Zbl 0339.05109
Appel, K.; Haken, W. |
|
1976
|
The four color proof suffices. Zbl 0578.05022
Appel, K.; Haken, W. |
|
1986
|
An existence theorem for planar maps. Zbl 0259.05103
Haken, Wolfgang |
|
1973
|
Mathematics today - twelve informal essays. Zbl 0427.00002
|
|
1978
|
An attempt to understand the four color problem. Zbl 0387.05011
Haken, Wolfgang |
|
1977
|
Every planar map is four colorable. Zbl 0357.05043
Appel, Kenneth; Haken, Wolfgang |
|
1977
|
Some special presentations of homotopy 3-spheres. Zbl 0289.55003
Haken, Wolfgang |
|
1974
|
An unavoidable set of configurations in planar trigangulations. Zbl 0407.05035
Appel, K.; Haken, W. |
|
1979
|
On homotopy 3-spheres. Zbl 0131.20704
Haken, W. |
|
1966
|
Connections between topological and group theoretical decision problems. Zbl 0265.02033
Haken, Wolfgang |
|
1973
|
Combinatorial aspects of some mathematical problems. Zbl 0424.05030
Haken, Wolfgang |
|
1980
|
Algebraically trivial decompositions of homotopy 3-spheres. Zbl 0171.22302
Haken, W. |
|
1968
|
Various aspects of the three-dimensional Poincaré problem. Zbl 0298.55002
Haken, Wolfgang |
|
1971
|
Every planar map is four colorable. Zbl 0681.05027
Appel, Kenneth; Haken, Wolfgang |
|
1989
|
The four color proof suffices. Zbl 0578.05022
Appel, K.; Haken, W. |
|
1986
|
Combinatorial aspects of some mathematical problems. Zbl 0424.05030
Haken, Wolfgang |
|
1980
|
An unavoidable set of configurations in planar trigangulations. Zbl 0407.05035
Appel, K.; Haken, W. |
|
1979
|
Mathematics today - twelve informal essays. Zbl 0427.00002
|
|
1978
|
Every planar map is four colorable. I: Discharging. Zbl 0387.05009
Appel, K.; Haken, W. |
|
1977
|
Every planar map is four colorable. II: Reducibility. Zbl 0387.05010
Appel, K.; Haken, W.; Koch, J. |
|
1977
|
An attempt to understand the four color problem. Zbl 0387.05011
Haken, Wolfgang |
|
1977
|
Every planar map is four colorable. Zbl 0357.05043
Appel, Kenneth; Haken, Wolfgang |
|
1977
|
Every planar map is four colorable. Zbl 0331.05106
Appel, K.; Haken, W. |
|
1976
|
The existence of unavoidable sets of geographically good configurations. Zbl 0322.05141
Appel, K.; Haken, W. |
|
1976
|
A proof of the four color theorem. Zbl 0339.05109
Appel, K.; Haken, W. |
|
1976
|
Some special presentations of homotopy 3-spheres. Zbl 0289.55003
Haken, Wolfgang |
|
1974
|
An existence theorem for planar maps. Zbl 0259.05103
Haken, Wolfgang |
|
1973
|
Connections between topological and group theoretical decision problems. Zbl 0265.02033
Haken, Wolfgang |
|
1973
|
Various aspects of the three-dimensional Poincaré problem. Zbl 0298.55002
Haken, Wolfgang |
|
1971
|
Some results on surfaces in 3-manifolds. Zbl 0194.24902
Haken, W. |
|
1968
|
On recursively unsolvable problems in topology and their classification. Zbl 0246.57015
Boone, W. W.; Haken, W.; Poenaru, V. |
|
1968
|
Algebraically trivial decompositions of homotopy 3-spheres. Zbl 0171.22302
Haken, W. |
|
1968
|
On homotopy 3-spheres. Zbl 0131.20704
Haken, W. |
|
1966
|
Über das Homöomorphieproblem der 3-Mannigfaltigkeiten. I. Zbl 0106.16605
Haken, Wolfgang |
|
1962
|
Theorie der Normalflächen. Ein Isotopiekriterium für den Kreisknoten. Zbl 0100.19402
Haken, Wolfgang |
|
1961
|
Ein Verfahren zur Aufspaltung einer 3-Mannigfaltigkeit in irreduzible 3- Mannigfaltigkeiten. Zbl 0111.18803
Haken, Wolfgang |
|
1961
|