Erik Ivar Fredholm
| Erik Ivar Fredholm | |
|---|---|
| Autochrome by Auguste Léon, 1921 | |
| Born | 7 April 1866 Stockholm, Sweden | 
| Died | 17 August 1927 (aged 61) Mörby (near Stockholm), Sweden | 
| Nationality | Swedish | 
| Known for | Analytic Fredholm theorem Fredholm alternative Fredholm determinant Fredholm equation Fredholm kernel Fredholm module Fredholm operator Fredholm solvability Fredholm's theorem Fredholm theory Resolvent formalism | 
| Awards | Björkénska priset (1910) | 
| Scientific career | |
| Fields | Mathematics | 
| Doctoral advisor | Gösta Mittag-Leffler | 
| Doctoral students | Carl-Gustaf Rossby Nils Zeilon | 
Erik Ivar Fredholm (7 April 1866 – 17 August 1927) was a Swedish mathematician whose work on integral equations and operator theory foreshadowed the theory of Hilbert spaces.