Hansjoachim Walther - researchr alias

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2008

On long cycles through four prescribed vertices of a polyhedral graphJochen Harant, Stanislav Jendrol, Hansjoachim Walther. dmgt, 28(3):441-451, 2008. [doi]

2007

Vertex-oblique graphsJens Schreyer, Hansjoachim Walther, Leonid S. Melnikov. DM, 307(11-12):1538-1544, 2007. [doi]

2004

Edge-oblique polyhedral graphsJens Schreyer, Hansjoachim Walther. DAM, 136(2-3):315-327, 2004. [doi]

2002

Some news about oblique graphsAndrey A. Dobrynin, Leonid S. Melnikov, Jens Schreyer, Hansjoachim Walther. dmgt, 22(1):39-50, 2002. [doi]

Polyhedral graphs with restricted number of faces of the same typeMargit Voigt, Hansjoachim Walther. DM, 244(1-3):473-478, 2002. [doi]

Polyhedral graphs with extreme numbers of types of facesHansjoachim Walther. DAM, 120(1-3):263-274, 2002.

2001

Edge-Oblique Polyhedral GraphsJens Schreyer, Hansjoachim Walther. endm, 8:90-93, 2001. [doi]

2000

On vertex-degree restricted paths in polyhedral graphsIgor Fabrici, Erhard Hexel, Stanislav Jendrol, Hansjoachim Walther. DM, 212(1-2):61-73, 2000. [doi]

Non-hamiltonian polyhedral graphs with two types of facesIgor Fabrici, Peter J. Owens, Hansjoachim Walther. DM, 213(1-3):105-113, 2000. [doi]

1999

Polyhedral Graphs with Extreme Numbers of Types of FacesHansjoachim Walther. endm, 3:205-207, 1999. [doi]

1997

Polyhedral Graphs Without Hamiltonian CyclesHansjoachim Walther. DAM, 79(1-3):257-263, 1997. [doi]

1996

5-regular 3-polytopal graphs with edges of only two types and shortness exponents less than oneJochen Harant, Peter J. Owens, Michal Tkác, Hansjoachim Walther. DM, 150(1-3):143-153, 1996. [doi]

A nonhamiltonian five-regular multitriangular polyhedral graphHansjoachim Walther. DM, 150(1-3):387-392, 1996. [doi]

1995

Hamiltonicity in multitriangular graphsPeter J. Owens, Hansjoachim Walther. dmgt, 15(1):77-88, 1995. [doi]

1994

A Lower Bound for the Shortness Coefficient of a Class of GraphsJochen Harant, Hansjoachim Walther. DAM, 51(1-2):103-105, 1994. [doi]

Chromatic Number of Prime Distance GraphsMargit Voigt, Hansjoachim Walther. DAM, 51(1-2):197-209, 1994. [doi]

1981

On the radius of graphsJochen Harant, Hansjoachim Walther. JCT, 30(1):113-117, 1981. [doi]

Note on two problems of J. Zaks concerning Hamiltonian 3-polytopesHansjoachim Walther. DM, 33(1):107-109, 1981. [doi]

1979

Remark on a paper of J. ZaksHansjoachim Walther. DM, 26(3):297-301, 1979. [doi]

1973

Shortness Exponents of Families of GraphsBranko Grünbaum, Hansjoachim Walther. JCT, 14(3):364-385, 1973.

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