In 1895, he took the chair of mathematics at Gottingen, which he would hold for the next 35 years.
In 1895, he took the chair of mathematics at Gottingen, which he would hold for the next 35 years. Doing his first work on algebraic number theory, he abandoned the subject in 1899, when he published Foundations of Geometry, a work which tried to des  cribe geometry through abstract algebraic axioms. FTP, identify this German mathematician, who developed the concept of an infinite dimensional space now named for him, but who is best remembered for the speech he made to the International Congress of Ma  thematicians in 1900, in which he proposed 23 unsolved problems.
In 1895, he took the chair of mathematics at Gottingen, which he would hold for the next 35 years.
David Hilbert