In algebraic geometry, the Segre cubic is a cubic threefold embedded in 4 (or sometimes 5) dimensional projective space, studied by Corrado Segre (1887).
the Segrecubic is a cubic threefold embedded in 4 (or sometimes 5) dimensional projective space, studied by Corrado Segre (1887). The Segrecubic is the...
In mathematics, the Segre embedding is used in projective geometry to consider the cartesian product (of sets) of two projective spaces as a projective...
Corrado Segre (20 August 1863 – 18 May 1924) was an Italian mathematician who is remembered today as a major contributor to the early development of algebraic...
threefold Klein cubic threefold Segrecubic Bombieri, Enrico; Swinnerton-Dyer, H. P. F. (1967), "On the local zeta function of a cubic threefold", Ann. Scuola...
latter case, Segre showed that X is never rational. More strongly, Yuri Manin proved a birational rigidity statement: two smooth cubic surfaces with...
particular, a compactification of A2(2) is birationally equivalent to the Segrecubic which is in fact rational. Similarly, a compactification of A2(3) is...
geometry, being known for Segre classification, Segrecubic, Segre embedding, Segre surface, Zeuthen–Segre invariant (first discovered by Zeuthen). Other...
Retrieved 6 May 2017. Segrè 1970, p. 7. Bonolis 2001, p. 315. Amaldi 2001, p. 24. Segrè 1970, pp. 11–12. Segrè 1970, pp. 8–10. Segrè 1970, pp. 11–13. Fermi...
space of genus 2 curves with level 2 structure. It is the dual of the Segrecubic. It can be given as a codimension 2 variety in P5 by the equations ∑...
with France. All of Andorra's drainage basin is in the Ebro, through the Segre. Downstream from Cantabria the climate in the Ebro basin – the valley being...
or an embedding of this into a larger projective space. 3. The Segrecubic is a cubic hypersurface in 4-dimensional projective space. self-conjugate self-polar...
and designer Luigi Segre, Boano left the company in 1953 and ownership passed to Segre in 1954. Under the ownership of Luigi Segre, between 1953 and 1957...
nodal cubic surface, a certain cubic surface with 4 nodes Cayley's ruled cubic surface Clebsch surface or Klein icosahedral surface Fermat cubic Monkey...
astatine was in 1940 by Dale R. Corson, Kenneth Ross MacKenzie, and Emilio G. Segrè at the University of California, Berkeley. They named it from the Ancient...
It is the only surface with two different rulings. The projective plane Segre surface An intersection of two quadrics, isomorphic to the projective plane...
projective space Segre embedding of a product of projective spaces Rational normal curve Conics, Pascal's theorem, Brianchon's theorem Twisted cubic Elliptic...
{\displaystyle {\mathfrak {C}}_{X/Y}|_{U}=[C_{U/M}/T_{M/Y}|_{U}].} Abelian cone Segre class Residual intersection Virtual fundamental class Hartshorne 1977, p...
which map to the 27 lines of the cubic surface. They form a 4-dimensional family. Degree 4: these are essentially Segre surfaces in P4, given by the intersection...
is embedded into a larger projective space; this is usually done by the Segre embedding. Furthermore, any variety that admits one embedding into projective...
the University of Palermo in Sicily by Carlo Perrier and Emilio Segrè. In mid-1936, Segrè visited the United States, first Columbia University in New York...
worked on differential geometry. He collaborated with Castelnuovo, Corrado Segre and Francesco Severi. He had positions at the University of Bologna, and...
discovered in nature. It was discovered in 1937 by Italian chemists Emilio Segrè and Carlo Perrier, who named their discovery technetium, after the Greek...
results of his experiment to chemist and fellow Berkeley professor Emilio Segrè to attempt to isolate the source of the radioactivity. Both scientists began...
Global Information