Difference between revisions of "Manuals/calci/IMCOS"
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*Also x is called the real part & y is the imaginary patr of a complex number. | *Also x is called the real part & y is the imaginary patr of a complex number. | ||
*'COMPLEX' is the function used to convert Real & Imaginary numbers in to a complex number. | *'COMPLEX' is the function used to convert Real & Imaginary numbers in to a complex number. | ||
| − | *<math>cos(x+iy)<math> is defined by <math>cos(x+iy)=cos(x)cosh(y)-isin(x)sinh(y)<math> | + | *<math>cos(x+iy)</math> is defined by <math>cos(x+iy)=cos(x)cosh(y)-isin(x)sinh(y)</math> |
== Examples == | == Examples == | ||
Revision as of 02:58, 6 November 2013
IMCOS(iz)
- where 'iz' is the complex number
Description
- This function gives the cos value of 'iz'.
- Where iz is the complex number in the form of
- x & y are the real number
- 'i' is the imaginary unit
- Also x is called the real part & y is the imaginary patr of a complex number.
- 'COMPLEX' is the function used to convert Real & Imaginary numbers in to a complex number.
- is defined by
is defined by 
Examples
IMCOS(iz)
- iz is the complex number.
| IMCOS(iz) | Value(Radian) |
| IMCOS("2+3i") | -4.18962569-i9.10922789 |
| IMCOS("2-3i") | 4.18962569-i9.10922789 |
| IMCOS("2") | 0.4161468365471424 |
See Also