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Showing 2002Show all
2 papers · 1 filter
math.AC2002
A generalization of tight closure and multiplier ideals
Nobuo Hara, Ken-ichi Yoshida
We introduce a new variant of tight closure associated to any fixed ideal $\a$, which we call $\a$-tight closure, and study various properties thereof. In our theory, the annihilat…
hep-ph2002
Cosmological constant and curved 5D geometry
Masato Ito
We study the value of cosmological constant in de Sitter brane embedded in five dimensions with positive, vanishing and negative bulk cosmological constant. In the case of negative…