In a few decades of reconstruction, even the mathematical natural sciences, the ancient archetypes of theoretical perfection, have changed habit completely!

He broke with the positivist orientation of the science and philosophy of his day yet he elaborated critiques of historicism and of psychologism in logic. Edmund Gustav Albrecht Husserl (German: [ˈhʊsɐl]; April 8 1859 – April 26 1938) was a philosopher and mathematician and the founder of the 20th century philosophical school of phenomenology.