Matematika

Georg Cantor published his theorem in 1891 that the powerset of a set has higher cardinality than the set itself, which theorem transformed the mathematics. Cantor launch the foundations of mathematics through the set theory with this theorem, and  has not been able to halt this trend the…

Georg Cantor 1891-ben publikálta tételét a hatványhalmazok nagyobb számosságáról, amely tétel átformálta a matematikát. Ezzel a tétellel együtt indította meg Cantor a matematika halmazelméleti megalapozását, amely tendenciát még a naiv halmazelmélet zátonyra futása sem tudott feltartóztatni. A…

The rational numbers is determined as quotient of integers. The integers are derived from the natural numbers, added to the series of natural numbers, negative whole numbers series. No accident that I use the concept of the series instead of the set concept. Because the natural numbers it is only as…