“Every one who understands the subject will agree that even the basis on which the scientific explanation of nature rests is intelligible only to those who have learned at least the elements of the differential and integral calculus.”

About Felix Klein

Mathematician • German

Felix Christian Klein was a prominent German mathematician known for his groundbreaking work in group theory, function theory, and non-Euclidean geometry. He is most famous for his 1872 Erlangen program, which...