A primitive recursive relation is a type of relation definable using primitive recursive functions. These relations represent a subset of…
An impredicative definition defines an object in terms of a totality to which the object itself belongs. This can lead…
A finitary formal system uses only finite operations, proofs, and expressions. It relies on objects constructible in a finite number…
Constructive logic emphasizes explicit proofs of existence, demanding a concrete construction rather than indirect reasoning. It's a foundational approach in…