Traian Lalescu | |
|---|---|
 | |
| Born | 12 July 1882 |
| Died | 15 June 1929 (aged 46) |
| Nationality | Romanian |
| Alma mater | University of Bucharest University of Paris |
| Known for | Integral equations |
| Scientific career | |
| Fields | Mathematician |
| Institutions | Polytechnic University of Timișoara University of Bucharest |
| Doctoral advisor | Émile Picard |
Traian Lalescu (Romanian: [traˈjan laˈlesku]; 12 July 1882 – 15 June 1929) was a Romanian mathematician. His main focus was on integral equations and he contributed to work in the areas of functional equations, trigonometric series, mathematical physics, geometry, mechanics, algebra, and the history of mathematics.