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Python cmath.acosh() Method

❮ cmath Methods

Example

Find the inverse hyperbolic arc cosine value of a complex number:

#import cmath for complex number operations
import cmath

#find the hyperbolic arc cosine of a complex number
print (cmath.acos(2 + 3j))
Try it Yourself »

Definition and Usage

The cmath.acosh() method returns the inverse hyperbolic cosine of a complex number.

There is one branch cut:

  1.  Extending left from 1 along the real axis to -∞, continuous from above

Syntax

cmath.acosh(x)

Parameter Values

Parameter Description
x Required. The number to find the inverse hyperbolic cosine of

Technical Details

Return Value: A complex value, representing the inverse hyperbolic arc cosine of a number
Python Version: 1.5

❮ cmath Methods