Math Problems Vault
β
Favorites
Topics
/
Techniques
Transfinite induction and recursion
[
29
/
34%
]
Subtopics
Borel hierarchy (iterated construction of Borel sets)
[
16
/
19%
]
Constructions by transfinite recursion
[
4
/
100%
]
Extremely nonmeasurable sets (Bernstein-type and CH constructions)
[
3
/
0%
]
Transfinite induction principle, statement and proof
[
3
/
67%
]
Non-measurable sets from a well-ordering of the continuum
[
2
/
50%
]
Transfinite construction of a generated sigma-ring
[
1
/
0%
]