Presentation about Traian Lalescu (12 July 1882 – 15 June 1929), who 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.
![](https://www.colourfulnumbers.eu/wp-content/uploads/2023/07/Traian_Lalescu_1920.jpg)