Logical monism asserts that a single, universally correct logic governs all valid reasoning. This viewpoint contrasts with logical pluralism, suggesting…
Logic is the systematic study of valid inference. It explores the structures that ensure conclusions necessarily follow from given premises,…
Inference is the process of drawing logical conclusions from established facts or premises. It's a fundamental cognitive skill used in…
Equivalence signifies that two statements or concepts have the same truth value or meaning. It encompasses deductive, logical, and material…
Entailment defines the logical connection where true premises guarantee a true conclusion. It's fundamental to deductive reasoning, ensuring that if…
The principle of double negation introduction states that for any proposition P, P implies the double negation of P (¬¬P).…
A logical argument form where two conditional statements and the disjunction of their antecedents lead to the disjunction of their…
A consequence relation links sets of statements. If the premises are true, the consequences must also be true, establishing a…
A conclusion is the final claim derived logically from the premises of an argument. It represents the point the argument…
A robust form of reductio ad absurdum, it proves a proposition P by demonstrating that its negation ¬P leads to…