منابع مشابه
On Nuking Menacing Asteroids
Introduction: Most scientists now accept that impacts on the earth of large asteroids and comets have occurred in the past, and will, without intervention , occur again; with devastating affects on the earth and all living creatures. About ten years ago, researchers [1,2] and others studied a number of ways that an asteroid could be diverted from an impending collision with the earth by pushing...
متن کاملMetastasis: tumor cells becoming MENAcing.
During breast cancer metastasis cells emigrate from the primary tumor to the bloodstream, and this carries them to distant sites where they infiltrate and sometimes form metastases within target organs. These cells must penetrate the dense extracellular matrix comprising the basement membrane of the mammary duct/acinus and migrate toward blood and lymphatic vessels, processes that mammary tumor...
متن کاملNormality, Projective Normality and Egz Theorem
In this note, we prove that the projective normality of (P(V )/G,L), the celebrated theorem of Erdös-Ginzburg-Ziv and normality of an affine semigroup are all equivalent, where V is a finite dimensional representation of a finite cyclic group G over C and L is the descent of the line bundle O(1)⊗|G|.
متن کاملMeasuring the Potential for Mass Displacement in Menacing Contexts
JEFF COLLMANN Georgetown University, Washington, DC, USA JANE BLAKE Booz Allen Hamilton, Arlington, VA, USA DAV ID BR IDGELAND Georgetown University, Washington, DC, USA LARA K INNE Georgetown University, Washington, DC, USA NIL I SAR IT YOSS INGER Georgetown University, Washington, DC, USA ROB IN DILLON Georgetown University, Washington, DC, USA SUSAN MART IN Georgetown University, Washington,...
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ژورنال
عنوان ژورنال: Index on Censorship
سال: 1996
ISSN: 0306-4220,1746-6067
DOI: 10.1080/03064229608536127