Ernesto Cesàro
摘要
Some people who work with the Cesàro operator are not familiar with its namesake Ernesto CesàroCesàro, E. who was born in Naples, Italy on March 12, 1859 and died tragically, while trying to save his son from drowning, in Torre Annunziata, Italy on September 12, 1906. He began his university studies in Liège under Eugène CatalanCatalan, E. and continued his education in Rome where he earned his doctorate in 1887. He held university professorships in Palermo, Naples, and Bologna.