Developed by Poincare's student, L.E.J. Brouwer, who believed that mathematical concepts are not objective, but constructed by the mind. He rejected the idea of using an infinite set to define mathematical objects.
Developed by Poincare's student, L.E.J. Brouwer, who believed that mathematical concepts are not objective, but constructed by the mind. He rejected the idea of using an infinite set to define mathematical objects.