Ivo Lah

Ivo Lah (also Ivan Lah, born September 5, 1896 in Štrukljeva vas near Cerknica, † March 23 1979 in Ljubljana ) was a Slovene mathematician and actuary.

Life

Ivo Lah studied from 1918 in Vienna and Zagreb and finished his studies of mathematics and physics in 1925. Parallel, he studied at the School of Trade and Transport in Zagreb, where he graduated in 1923.

Lah served in World War I in the Austrian army on the Italian front, and then as a volunteer in the Koroska Legion to secure the Yugoslav northern border. From September 1921 to October 1950 he was an employee of the Social Security Association in Ljubljana, Zagreb and Belgrade, and then, until his retirement in 1956, the State Statistical Office in Belgrade.

Ivo Lah was an active member of the Society of Actuaries of the Kingdom of Yugoslavia and took as their representative attend the actuary congresses in Rome (1934 ) and Paris ( 1937). His main work is a trilingual book Racunske osnovice zivotnog osiguranja ( "Numerical basics of life insurance", Croatian, Russian and French ). Because of the non facit saltus Latin quotation Natura ( Nature makes no jumps ), this work has been classified as anti-Marxist and withdrawn from circulation. Lah's scientific work includes approximately 120 items, including in the areas of statistics and demography. He is particularly known for the eponymous Lah numbers.