Deductive logic, as opposed to inductive logic, is a field of study that explores deductively valid reasoning, the most secure kind of reasoning. An argument is a set of premises together with a ...

D. Deductive arguments – origins of the ontological argument Deductive proofs; the concept of ‘a priori’. St Anselm – God as the greatest possible being (Proslogion 2).

A formal fallacy is an invalid type of argument. It is a deductive argument with an invalid form; for example: Some A are B. Some B are C. Therefore, some A are C.

Introduction to critical thinking Arguments are attempts to persuade by providing reasons (or premises or propositions) in support of a particular claim (or conclusion). In a deductive or ‘truth ...

Aging-US published "Applying deductive reasoning and the principles of particle physics to aging research" which reported that aging research currently lacks a common conceptual framework, and one ...