8.6.04

non-euklidische Geometrie

NonEuclid: NonEuclid is Java Software for Interactively Creating Ruler and Compass Constructions ... for use in High School and Undergraduate Education.
Hyperbolic Geometry is a geometry of Einstein's General Theory of Relativity and Curved Hyperspace. (lokal von 20040416-08.55: NonEuclid__Hyperbolic_Geometry_Article__Software_Applet.htm)

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