nLab
L.E.J. Brouwer

Luitzen Egbertus Jan Brouwer (1881–1966) was an early worker in algebraic topology and the founder of intuitionism.

Important results:

• topological invariance of dimension,
• Brouwer fixed point theorem,
• simplicial approximation theorem,
• intuitionistic mathematics,
• fan theorem and bar theorem?.

category: people