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Exact cover

Known as: Exact cover problem, Exact hitting set 
In mathematics, given a collection of subsets of a set X, an exact cover is a subcollection of such that each element in X is contained in exactly… 
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Papers overview

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2018
2018
The Athabasca Oil Sands in Alberta, Canada, is one of the largest point sources emitters of NOx and SO2 in Canada, and there have… 
2002
2002
Plantations established for industrial purposes have become important sources of wood in Indonesia. Large areas of unproductive… 
2001
2001
Over the past four years extensive research has been done in the area of fatigue enhancement of fracture critical details on… 
1999
1999
In this study, use of a helical orbit in performing a long object SPECT scan with parallel, cone, fan, rotated fan, varying focal… 
1996
1996
En juin 1992, la Conference des Nations unies sur l’environnement, qui s’est tenue a Rio de Janeiro, a abouti a la signature d… 
1995
1995
Let S be a set of n points in the plane, and let each point p of S have a positive weight w(p). We consider the problem of… 
1990
1990
The cutting algorithm allows computation of bounds on signal probabilities and detection probabilities in combinational networks… 
1986
1986
AbstractApproximation to exp of the form wherepm,qm, andrm are polynomials of degree at mostm andpm has lead coefficient 1 is…