Descriptors
Comparing theorems of hyperarithmetic analysis , Arithmetic Bolzano-weierstrass theorem , Hyperarithmetic sets , Sequential Limit system (SL0) , Arithmetic Bolzano-Weierstrass (ABW0) , Cantor space and Baire space , Montalban shows , Forcing language L∞ , Forcing relation , Retaggings in P , Automorphisms of P , INDEC0