Alexander horned sphere

Known as: Alexander Horn (disambiguation), Horned sphere, Alexander horned disc 
The Alexander horned sphere is a pathological object in topology discovered by J. W. Alexander ().
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Highly Cited
2007
Highly Cited
2007
Engagement of neutrophils by E-selectin results in integrin activation. Here, we investigated primary mouse neutrophils in whole… (More)
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Highly Cited
2005
Highly Cited
2005
Taxa have been dated using three methods: equating their age with the age of the oldest known fossil, with the age of strata the… (More)
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2002
2002
G (n+1) r /G (n+2) r , of the terms of the (rational) derived series of G = π1 (X). Loosely speaking, δn (ψ) is the degree of a… (More)
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Highly Cited
2001
Highly Cited
2001
The least-squares "tting minimizes the squares sum of error-of-"t in prede"ned measures. By the geometric "tting, the error… (More)
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Highly Cited
2001
Highly Cited
2001
We assemble data on government ownership of banks around the world. The data show that such ownership is large and pervasive, and… (More)
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1999
1999
Classical information consists of bits, each of which can be either 0 or 1. Quantum information, on the other hand, consists of… (More)
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Highly Cited
1995
Highly Cited
1995
"It is to be noticed that the position of a country which is preponderantly a creditor in the international short-loan market is… (More)
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Highly Cited
1985
Highly Cited
1985
The purpose of this note is to announce a new isotopy invariant of oriented links of tamely embedded circles in 3-space. We… (More)
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1984
1984
From the time of Cauchy, mathematicians have studied the motions of convex polyhedra, with the faces held rigid while changes are… (More)
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1959
1959
It has been known for many years that acute haematogenous osteomyelitis varies in its clinical characteristics according to the… (More)
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