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Currently displaying 1 – 5 of 5

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Some combinatorial properties of conics in the Hjelmslev plane

Rastislav Jurga — 1995

Mathematica Slovaca

Some combinatorial results on the classification of lines in Desarguesian Hjelmslev planes

Rastislav Jurga — 1998

Mathematica Slovaca

Some problems of classification of points in the Desarguesian Hjelmslev plane

Rastislav Jurga — 1997

Mathematica Slovaca

The cross-ratio in Hjelmslev planes

Rastislav Jurga — 1997

Mathematica Bohemica

The cross-ratio in Hjelmslev planes is defined. The cross-ratio in the Hjelmslev plane $H (R)$ is independent of the choice of a coordinate system on a line.

Tangents of conics in Hjelmslev planes over a local ring of even characteristic

Viliam Chvál; Rastislav Jurga — 1998

Mathematica Slovaca

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