Difference between revisions of "Manuals/calci/ACOSH"

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*This function gives the Inverse Hyperbolic Cosine of a number.  
 
*This function gives the Inverse Hyperbolic Cosine of a number.  
 
*Here 'z' is  any positive real number i.e, <math>z \ge 1</math>.  
 
*Here 'z' is  any positive real number i.e, <math>z \ge 1</math>.  
*Inverse Hyperbolic sine of a number is defined by <math>Acosh(z)=log e(z+\sqrt{z^2-1})</math>
+
*Inverse Hyperbolic sine of a number is defined by <math>Acosh(z)=\log_e(z+\sqrt{z^2-1})</math>
 
*Also ACOSH(COSH(z))=z
 
*Also ACOSH(COSH(z))=z
 
*ACOSH(-2)=NAN , since z<1
 
*ACOSH(-2)=NAN , since z<1

Revision as of 04:05, 7 November 2013

ACOSH(z)


  • where z is any real number

Description

  • This function gives the Inverse Hyperbolic Cosine of a number.
  • Here 'z' is any positive real number i.e, .
  • Inverse Hyperbolic sine of a number is defined by
  • Also ACOSH(COSH(z))=z
  • ACOSH(-2)=NAN , since z<1

Examples

ACOSH(z)

  • z is any positive real number.
ACOSH(z) Value
ACOSH(1) 0
ACOSH(30) 4.0940666863209
ACOSH(90) 5.192925985263806

See Also

References