Last Updated：2025/12/02
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Skewes' number was originally conceived as a staggeringly large upper bound for the least natural number x at which π(x) surpasses li(x), although later work dramatically lowered those estimates.
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Skewes' number was originally conceived as a staggeringly large upper bound for the least natural number x at which π(x) surpasses li(x), although later work dramatically lowered those estimates.
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Skewes' number
Noun
Japanese Meaning
Skewes' number は、数論において、素数計数関数 π(x) が対数積分関数 li(x) より大きくなる最小の自然数 x の上限として用いられる、非常に大きな数のうちのいずれかを指す。これらの上限は、その後、他の研究者によってより厳密な値に改善されている。
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