Chaim L. Pekeris joined the Weizmann Institute as head of its Department of Applied Mathematics in 1949. He died in Rehovot, Israel on February 24, 1993. Chaim L. Pekeris Chaim Leib Pekeris (June 15, 1908 – February 24, 1993) was an Israeli-American physicist and mathematician. He made notable contributions to geophysics and the spectral theory of many-electron atoms, in particular the Helium atom. He was also one of the designers of the first computer in Israel, WEIZAC. Pekeris was born in Alytus, Vilna Governorate. With the assistance of his uncle, Pekeris and his two brothers emigrated to the United States around 1925. He
Chaim Weizmann The Revisionist Party put forward Prof. Joseph Klausner. Weizmann was elected president by the Knesset on 17 February 1949. On 24 February 1949, Weizmann as President entrusted Ben-Gurion with forming a government. A Coalition was made up of 46 Mapai, 2 Arab Democratic List of Nazareth, 16 of United Religious Front, 5 of Progressive Party, 4 of Sephardi List. Mapam was officially a socialist party with Mapai, but was anti-religious and so remained outside the coalition. On 2 November 1949, anniversary of Balfour Declaration the Daniel Sieff Institute much enlarged and rebuilt was renamed the Weizmann Institute of Science. The