Please note that LibreCat no longer supports Internet Explorer versions 8 or 9 (or earlier).
We recommend upgrading to the latest Internet Explorer, Google Chrome, or Firefox.
69 Publications
1999 | Journal Article | LibreCat-ID: 10191
Grünewald, Stefan, and Eckhard Steffen. “Chromatic-Index-Critical Graphs of Even Order.” J. Graph Theory 30 (1999): 27–36.
LibreCat
1998 | Journal Article | LibreCat-ID: 10193
Brinkmann, Gunnar, and Eckhard Steffen. “Snarks and Reducibility.” Ars Combinatoria 50 (1998): 292–96.
LibreCat
1998 | Journal Article | LibreCat-ID: 10194
Brinkmann, Gunnar, and Eckhard Steffen. “Chromatic-Index-Critical Graphs of Orders 11 and 12.” European J. Combinatorics 19 (1998): 889–900.
LibreCat
1998 | Journal Article | LibreCat-ID: 10195
Steffen, Eckhard. “Classification and Characterizations of Snarkse.” Discrete Mathematics 188 (1998): 183-203 (.
LibreCat
1997 | Journal Article | LibreCat-ID: 10196
Brinkmann, Gunnar, and Eckhard Steffen. “3- and 4-Critical Graphs of Small Even Order.” Discrete Mathematics 188 (1997): 193–97.
LibreCat
1996 | Journal Article | LibreCat-ID: 10197
Steffen, Eckhard. “Counterexamples to a Conjecture about Bottlenecks in Non-Tait-Colourable Cubic Graphs.” Discrete Mathematics 161 (1996): 315.
LibreCat
1996 | Journal Article | LibreCat-ID: 10198
Steffen, Eckhard, and Xuding Zhu. “Star Chromatic Numbers of Graphs.” Combinatorica 16 (1996): 439–48.
LibreCat
1996 | Journal Article | LibreCat-ID: 10199
Steffen, Eckhard. “Tutte’s 5-Flow Conjecture for Graphs of Non-Orientable Genus 5.” J. Graph Theory 22 (1996): 309–19.
LibreCat
1992 | Conference Paper | LibreCat-ID: 10201
Steffen, Eckhard. “Complexity Results for the Default- and Autoepistemic Logic.” In Computer Science Logic , edited by E. Börger, 626:339–52. Springer Berlin Heidelberg, 1992.
LibreCat