Jakob Friedrich Fries

Jakob Friedrich Fries
Born23 August 1773 (1773-08-23)
Died10 August 1843 (1843-08-11) (aged 69)
ChildrenHugo Friedrich Fries
Relatives
Education
Alma materUniversity of Leipzig
University of Jena
Philosophical work
Era19th-century philosophy
RegionWestern philosophy
SchoolPost-Kantianism
InstitutionsUniversity of Jena
Main interestsMetaphysics
Psychology
Philosophy of science
Philosophical logic
Notable ideasEmpirical psychology as the basis of critical and transcendental philosophy
Fries's trilemma

Jakob Friedrich Fries (/frz/; German: [fʁiːs]; 23 August 1773 – 10 August 1843) was a German post-Kantian philosopher and mathematician.