Scilab 6.0.0
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- Elementary Functions
- Trigonometry
- acos
- acosd
- acosh
- acoshm
- acosm
- acot
- acotd
- acoth
- acsc
- acscd
- acsch
- asec
- asecd
- asech
- asin
- asind
- asinh
- asinhm
- asinm
- atan
- atand
- atanh
- atanhm
- atanm
- cos
- cosd
- cosh
- coshm
- cosm
- cotd
- cotg
- coth
- cothm
- csc
- cscd
- csch
- csgn
- sec
- secd
- sech
- sin
- sinc
- sind
- sinh
- sinhm
- sinm
- tan
- tand
- tanh
- tanhm
- tanm
Scilab Help >> Elementary Functions > Trigonometry > acosh
acosh
hyperbolic cosine inverse
Syntax
[t] = acosh(x)
Arguments
- x
a real or complex vector or matrix.
- t
a real or complex vector or matrix.
Description
The components of t are the inverse hyperbolic
cosine of the corresponding entries of x.
Definition domain is 
].
Sample
Examples
x=[0,1,%i]; cosh(acosh(x))
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