Who is considered the father of logic?
As the father of western logic, Aristotle was the first to develop a formal system for reasoning. He observed that the deductive validity of any argument can be determined by its structure rather than its content, for example, in the syllogism: All men are mortal; Socrates is a man; therefore, Socrates is mortal.
Can something be logical but not true?
In logic, an argument can be invalid even if its conclusion is true, and an argument can be valid even if its conclusion is false. All of the premises are true, and so is the conclusion, but it’s not a valid argument.
Can a valid argument have all false premises but a true conclusion?
TRUE. By definition, a valid argument cannot have a false conclusion and all true premises. So if a valid argument has a false conclusion it must have some false premise.
As the father of western logic, Aristotle was the first to develop a formal system for reasoning He observed that the deductive validity of any argument can be determined by its structure rather than its content, for example, in the syllogism: All men are mortal; Socrates is a man; therefore, Socrates is mortal
What did Aristotle believe in ethics?
Aristotle emphasized that virtue is practical, and that the purpose of ethics is to become good, not merely to know Aristotle also claims that the right course of action depends upon the details of a particular situation, rather than being generated merely by applying a law
What is the contribution of Aristotle in politics?
In his Nicomachean Ethics, Aristotle (BCE) describes the happy life intended for man by nature as one lived in accordance with virtue, and, in his Politics, he describes the role that politics and the political community must play in bringing about the virtuous life in the citizenry
How did Aristotle influence American government?
One of the political philosophers who influenced the framers was an ancient Greek, Aristotle He lived, taught and wrote more than years earlier The writings of Aristotle helped guide the Philadelphia delegates in writing the new American Constitution
Did Aristotle believe the Earth was the center of the universe?
Aristotle elaborated on Eudoxus’ system In the fully developed Aristotelian system, the spherical Earth is at the center of the universe, and all other heavenly bodies are attached to 47–55 transparent, rotating spheres surrounding the Earth, all concentric with it