Difference between revisions of "Manuals/calci/COSH"
Jump to navigation
Jump to search
| Line 5: | Line 5: | ||
*This function gives the hyperbolic Cos of 'z'. | *This function gives the hyperbolic Cos of 'z'. | ||
*Also it is called as Circular function. | *Also it is called as Circular function. | ||
| − | * Here <math>COSH=\frac{e^z | + | * Here <math>COSH=\frac{e^z+e^{-z}}{2}</math> or <math>-COS(iz)</math>, where <math>i</math> is the imaginary unit and <math>i=\sqrt{-1}</math> |
| − | *Also relation between Hyperbolic & Trigonometric function is <math>Cos(iz)= | + | *Also relation between Hyperbolic & Trigonometric function is <math>Cos(iz)=Cos(hz)</math> & <math>Cosh(iz)= Cos(z)</math> |
*COSH(-z)=COSH(z) | *COSH(-z)=COSH(z) | ||
Revision as of 05:46, 5 November 2013
COSH(z)
- where z is any real number
Description
- This function gives the hyperbolic Cos of 'z'.
- Also it is called as Circular function.
- Here or , where is the imaginary unit and
- Also relation between Hyperbolic & Trigonometric function is &
- COSH(-z)=COSH(z)
or 
, where 
is the imaginary unit and 
& 
Examples
COSH(z)
- z is any real number.
| COSH(z) | Value(Radian) |
| COSH(0) | 1 |
| COSH(10) | 11013.232920103319 |
| COSH(7) | COSH(7)=548.3170352 |