Titlebook: Open Problems in Mathematics; John Forbes Nash, Jr.,Michael Th. Rassias Book 2016 Springer International Publishing Switzerland 2016 John

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,The Hadwiger–Nelson Problem,hstood all assaults for 65 years, and attracted many mathematicians from many fields, including Paul Erdős and Ronald L. Graham. John F. Nash admired this problem and chose it for the present book. In this chapter we will discuss this problem, its history and generalizations, several of the many rel

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,Goldbach’s Conjectures: A Historical Perspective,hough the question as to whether every even number is the sum of one or two primes (the binary Goldbach conjecture) is still unresolved, this and associated questions have attracted many mathematicians over the years, and have lead to a range of powerful techniques with many applications. This artic

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