who started the study of set theory?
Georg Cantor and Richard Dedekind
when?
in the 1870s
what is set theory?
branch of mathematical logic
what are sets?
collections of objects
what paper founded set theory?
On a Property of the Collection of All Real Algebraic Numbers
when was it written?
1874
by who?
Georg Cantor
what is a current topic in set theory?
structure of the real number line
can any object be in a set?
yes
what objects are usually part of set theory?
objects that are relevant to mathematics
how do math topics usually start?
emerge and evolve through interactions among many researchers