Changes

*Then the power of a complex number is defined by <math>(z)^n=(x+iy)^n=r^n*e^{inθ}=r^n(cosnθ+isinnθ)</math> where  <math>r=\sqrt{x^2+y^2}</math>. and  <math>θ=tan^-1(y/x)</math>, θ∈(-Pi(),Pi()].  

*Then the power of a complex number is defined by <math>(z)^n=(x+iy)^n=r^n*e^{inθ}=r^n(cosnθ+isinnθ)</math> where  <math>r=\sqrt{x^2+y^2}</math>. and  <math>θ=tan^-1(y/x)</math>, θ∈(-Pi(),Pi()].  

*This formula is called DeMoivre's theorem of complex numbers.  

*This formula is called DeMoivre's theorem of complex numbers.  

*We can use COMPLEX function to convert  real and imaginary number in to a complex number.  

*We can use [[Manuals/calci/COMPLEX| COMPLEX]] function to convert  real and imaginary number in to a complex number.  

*In IMPOWER(z,n), n can be integer, fractional or negative.  

*In IMPOWER(z,n), n can be integer, fractional or negative.  

*suppose n is nonnumeric , this function will returns the error value.

*suppose n is nonnumeric , this function will returns the error value.

==See Also==

==See Also==

==References==

==References==

[http://en.wikipedia.org/wiki/Binary_logarithm  Binary Logarithm]

[http://en.wikipedia.org/wiki/Binary_logarithm  Binary Logarithm]