Java Math.cosh() method

Last Updated : 17 Mar 2025

The java.lang.Math.cosh() is used to return the hyperbolic cosine of a value. The hyperbolic cosine of any value x can be defined as (e^x + e ^-x)/2, where e is an Euler's number.

Syntax

Parameter

Return

• If the argument is positive or negative number, this method will return hyperbolic cosine value.
• If the argument is Zero, this method will return 1.0.
• If the argument is Infinity, this method will return Positive Infinity.
• If the argument is NaN, this method will return NaN.

Example 1

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Example 2

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Example 3

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Example 4

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