fact a scroll, or the Veronese surface. Kronecker never published it but stated it in a lecture. Castelnuovo proved it. In total, Castelnuovo published over 100 articles, books and memoirs. See also Castelnuovo curve Castelnuovo–Mumford regularity Castelnuovo theorem Castelnuovo surface Castelnuovo–de Franchis theorem Castelnuovo–Richmond–Igusa quartic Noether–Castelnouvo theorem Homogeneous coordinate ring Riemann–Roch theorem for surfaces Italian school of algebraic geometry References 17 references for further reading Some in English, most in Italian. 1865 births 1952 deaths 20th-century Italian mathematicians 19th-century Italian mathematicians Algebraic geometers Italian algebraic geometers Italian people of World War II 19th-century Italian Jews Scientists from Venice Italian life senators Italian statisticians 20th-century Italian politicians Jewish Italian politicians 20th-century Italian Jews National Research Council (Italy) people University of Padua alumni