Surjection: Understanding Onto Functions
A surjection, or onto function, ensures every element in the target set…
Subtheory: Understanding Theories Within Theories
A subtheory is a specialized theory nested within a broader one. It…
Simple Type Theory
Simple type theory organizes objects into a hierarchy of types, classes, and…
Self-Reference
Self-reference occurs when something points back to itself. This concept is crucial…
Reflexivity in Relations
Reflexivity means every element in a set is related to itself. This…
Recursive Relation
A recursive relation defines a relationship based on its own previous terms.…
Recursive Definition
A recursive definition defines a mathematical object by referring to itself. It…