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A336198
Decimal expansion of the radius of a sphere centered on the surface of a unit-radius sphere and dividing it into two parts of equal volume.
2
1, 2, 2, 8, 5, 4, 4, 8, 6, 3, 7, 3, 5, 2, 2, 0, 9, 0, 3, 4, 4, 8, 9, 9, 4, 4, 9, 7, 6, 8, 5, 2, 9, 3, 4, 6, 5, 6, 4, 4, 1, 9, 1, 6, 4, 5, 5, 1, 8, 6, 0, 2, 6, 4, 1, 5, 9, 0, 8, 1, 9, 5, 2, 4, 5, 1, 0, 9, 7, 2, 7, 2, 3, 4, 4, 6, 8, 8, 4, 6, 7, 2, 9, 6, 0, 0, 7
OFFSET
1,2
The solution to the grazing goat problem in three dimensions.
Marshall Fraser, The Grazing Goat in n Dimensions, The Two-Year College Mathematics Journal, Vol. 15, No. 2 (1984), pp. 126-134.
Mark D. Meyerson, Return of the Grazing Goat in n Dimensions, The College Mathematics Journal, Vol. 15, No. 5 (1984), pp. 430-432.
Eric Weisstein's World of Mathematics, Goat Problem.
Wikipedia, Goat problem.
FORMULA
The smaller of the 2 real roots of the equation 3*x^4 - 8*x^3 + 8 = 0.
EXAMPLE
1.228544863735220903448994497685293465644191645518602...
MATHEMATICA
RealDigits[x /. Solve[3*x^4 - 8*x^3 + 8 == 0 && x > 0, {x}, Reals][[1]], 10, 100][[1]]
CROSSREFS
Sequence in context: A075101 A075103 A021818 * A241328 A223041 A024558
KEYWORD
nonn,cons
AUTHOR
Amiram Eldar, Jul 11 2020
STATUS
approved

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Last modified September 20 06:55 EDT 2024. Contains 376067 sequences. (Running on oeis4.)