最終更新日：2025/11/20
The hyperbolic sine of a real number gives the y-coordinate of the corresponding point on the unit hyperbola and can be written as sinh(x) = 1/2(ex - e-x).
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The hyperbolic sine of a real number gives the y-coordinate of the corresponding point on the unit hyperbola and can be written as sinh(x) = 1/2(ex - e-x).
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