Brouwer was the founder of the intuitionist school of mathematics, which posits that mathematics is a product of human intuition and mental construction. He argued that mathematical concepts and theorems are not discovered, but rather created by the human mind through a process of abstraction and idealization. According to Brouwer, mathematics is a science of mental constructions, and its foundations lie in the intuitive, pre-logical, and pre-linguistic experiences of the human mind.
As a Passacaglia , the piece is built upon a repeating harmonic or melodic foundation, though Brouwer treats this form with modern flexibility. an idea leo brouwer pdf