Subtheory: Understanding Theories Within Theories
A subtheory is a specialized theory nested within a broader one. It…
Recursively Axiomatizable Theory
A theory with a recursive set of axioms that can derive all…
Post Consistency in Formal Theories
A theory is Post consistent if it contains at least one unprovable…
Deductively Equivalent Theories
Two theories are deductively equivalent if they can prove the exact same…