The abstraction operator is a function implicitly defined by an abstraction principle. It's a core concept in various fields, enabling…
Abelian logic is a specific type of relevance logic. It notably rejects the inference rule of contraction while accepting the…
A tautology is a statement or formula that is true in every possible interpretation. It's a fundamental concept in logic,…
Quantifiers are symbols in logic that specify the quantity of elements in a set that satisfy a certain condition. They…
A predicate is a statement or assertion that can be true or false. In logic, it's the part of a…