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A125578
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Decimal expansion of positive root of x^2 = cos(x).
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3
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8, 2, 4, 1, 3, 2, 3, 1, 2, 3, 0, 2, 5, 2, 2, 4, 2, 2, 9, 6, 0, 9, 5, 6, 7, 8, 5, 7, 7, 1, 9, 9, 1, 1, 0, 8, 1, 4, 2, 6, 8, 9, 8, 6, 6, 7, 4, 8, 2, 8, 9, 9, 9, 1, 7, 3, 2, 6, 1, 6, 6, 8, 7, 3, 9, 0, 6, 6, 6, 2, 7, 0, 9, 6, 9, 4, 1, 3, 2, 7, 0, 1, 5, 6, 6, 1, 3, 0, 0, 3, 5, 5, 0, 2, 1, 1, 3, 5, 5, 7, 2, 9
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OFFSET
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0,1
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COMMENTS
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Both roots have same magnitude: x = +-0.824132312302...
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LINKS
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EXAMPLE
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0.824132312302522422960956785771991108142689866748289991732...
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MAPLE
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MATHEMATICA
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RealDigits[FindRoot[Cos[x] == x^2, {x, {.7, 1}}, WorkingPrecision -> 120][[1, 2, 1]], 10, 111][[1]]
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PROG
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CROSSREFS
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KEYWORD
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AUTHOR
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Denton J. Dailey (djd1497(AT)aol.com), Jan 03 2007
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STATUS
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approved
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