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：2025/11/25
ar-
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(mathematics, trigonometry) Used to form the names of inverse hyperbolic trigonometric functions, and the symbols for these functions.
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ar-
In some notations, the prefix ar- is used to denote inverse hyperbolic trigonometric functions such as arsinh and arcosh.
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In some notations, the prefix ar- is used to denote inverse hyperbolic trigonometric functions such as arsinh and arcosh.
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