Henri Poincaré Quote

What is a good definition? For the philosopher or the scientist, it is a definition which applies to all the objects to be defined, and applies only to them; it is that which satisfies the rules of logic. But in education it is not that; it is one that can be understood by the pupils.


The Value of Science: Essential Writings of Henri Poincare (ed. Modern Library, 2012) - ISBN: 9780307824066


What is a good definition? For the philosopher or the scientist, it is a definition which applies to all the objects to be defined, and applies only...

What is a good definition? For the philosopher or the scientist, it is a definition which applies to all the objects to be defined, and applies only...

What is a good definition? For the philosopher or the scientist, it is a definition which applies to all the objects to be defined, and applies only...

What is a good definition? For the philosopher or the scientist, it is a definition which applies to all the objects to be defined, and applies only...