Mängdlära och kardinalitet
Cantors paradis
MathematicsFormal languagesCantorSet theoryCardinalityContinuum hypothesisMATEMATIKFormella språkCantorMängdteoriKardinalitetKontinuumhypotesen
This paper is about basic set theory and cardinalities for infinite sets. One of the results are that the line R and the plane R2 contains exactly the same number of points. Because of that the set theory is described with a formal language this the paper has an appendix about formal languages.