Last Updated:2025/11/21

In historical navigation tables, the haversed sine was used to simplify spherical trigonometry calculations.

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In historical navigation tables, the haversed sine was used to simplify spherical trigonometry calculations.

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歴史的な航海表では、ハヴァーシンが球面三角法の計算を簡略化するために使われていました。

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