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Abel–Ruffini theorem

Known as: Abel Ruffini theorem, Abel's Impossibility Theorem, Solvable by radicals 
In algebra, the Abel–Ruffini theorem (also known as Abel's impossibility theorem) states that there is no algebraic solution—that is, solution in… Expand
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Papers overview

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2015
2015
A bstractWe explore the properties of non-local effective actions which include gravitational couplings. Non-local functions… Expand
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2013
2013
This paper reports a study on designing and testing an instructional sequence for the teaching and learning of the concept of… Expand
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2011
2011
This paper is purely expositional. The statement of the Abel-Ruffini theorem on unsolvability of equations using radicals is… Expand
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2010
2010
article i nfo The Carboniferous to early Permian apparent polar wander (APW) path for Eurasia is not well constrained, because of… Expand
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2007
2007
We present a proof of the non-solvability in radicals of a general algebraic equation of degree greater than four. This proof… Expand
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2003
2003
In this paper we present an algorithm for the approximate solution of a class of Volterra integral equations of the first kind… Expand
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Highly Cited
2000
Highly Cited
2000
GPS radio occultations allow the sounding of the Earth's atmosphere (i.e. troposphere and ionosphere). The basic observable of… Expand
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Highly Cited
1988
Highly Cited
1988
In this paper we apply Galois methods to certain fundamentalgeometric optimization problems whose exact computational complexity… Expand
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1985
1985
In this paper we show that the problem of finding the shortest path between two points in Euclidean 3-space, bounded by a finite… Expand
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1985
1985
This correspondence addresses the problem of how to regard the fundamental impossibility with time-frequency energy distributions… Expand
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