• mathematics Singmaster's conjecture is a conjecture in combinatorial number theory, named after the British mathematician David Singmaster who proposed...
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  • Thumbnail for David Singmaster
    published in newspapers and magazines. In combinatorial number theory, Singmaster's conjecture states that there is an upper bound on the number of times a number...
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  • Singmaster House David Singmaster (1938–2023), British mathematician, after whom Singmaster's conjecture is named Elsie Singmaster (1879–1958), American...
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  • Singmaster's conjecture: is there a finite upper bound on the multiplicities of the entries greater than 1 in Pascal's triangle? Vojta's conjecture on...
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  • conjecture Kelvin's conjecture Kouchnirenko's conjecture Mertens conjecture Pólya conjecture, 1919 (1958) Ragsdale conjecture Schoenflies conjecture (disproved...
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  • harmonic triangle Multiplicities of entries in Pascal's triangle (Singmaster's conjecture) Pascal matrix Pascal's pyramid Pascal's simplex Proton NMR, one...
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  • number is known to appear more than eight times other than 1. (see Singmaster's conjecture) 3019 – super-prime, happy prime 3023 – 84th Sophie Germain prime...
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  • 3003 can refer to: Singmaster's conjecture, which states that there is a fixed upper bound on the number of occurrences of any binomial coefficient; the...
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  • bound on the length of optimal solutions. Mathematician David Singmaster had "rashly conjectured" this number to be 20 in 1980. Some well known games with...
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  • Thumbnail for Optimal solutions for the Rubik's Cube
    does not exhibit a concrete position that needs this many moves. It was conjectured that the so-called superflip would be a position that is very difficult...
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    then 2n − 2 line segments are sufficient and conjectured that it is necessary too. In 1956, the conjecture was proven by John Selfridge. In 1970, Solomon...
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    [1]. Brink 2012, Theorem 2 Brink 2012, Theorem 3 Brink 2012, Table 3, Conjecture 1 "Minimal number of people to give a 50% probability of having at least...
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  • still an active area of research, including recent results on the Kakeya conjecture and open problems regarding the size of smallest primitive roots (in number...
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  • Fermat's little theorem, Gödel's incompleteness theorems, Goldbach's conjecture, magic squares, divisibility rules, constructible polygons, twin primes...
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  • harmonic number can have a terminating decimal representation. It has been conjectured that every prime number divides the numerators of only a finite subset...
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  • Thumbnail for D. H. Lehmer
    algorithm, long division, and proof of primality, he also formulated Lehmer's conjecture and participated in the Cunningham project. Lehmer died in Berkeley on...
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  • "The Blacklisting of a Concept: The Strange History of the Brainwashing Conjecture in the Sociology of Religion". Nova Religio. 1 (1): 96–121. doi:10.1525/nr...
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  • Thumbnail for Emery Molyneux
    1597, he and his wife Anne emigrated to Amsterdam, Holland. Wallis has conjectured that he took with him the printing plates for the globes and sold them...
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