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<div style="font-size:30px">'''COMPLEX(rn,in,sf)'''</div><br/>
<div style="font-size:30px">'''COMPLEX(real,imaginary,suffix)'''</div><br/>
*<math>rn</math> is the real number.
*<math>real</math> is the real part of the complex number.
*<math>in</math> is the imaginary number.
*<math>imaginary</math> is the imaginary part of the complex number.
*<math>sf</math> is the suffix for the imaginary number.
*<math>suffixf</math> is the imaginary unit of the complex number.
==Description==
==Description==
*For e.g. <math>{-4}^2 =16</math>. Because a negative times a negative is positive.
*For e.g. <math>{-4}^2 =16</math>. Because a negative times a negative is positive.
*A complex number is a number is in the form <math> z = a + bi</math>, where <math>a</math> and <math>b</math> are real numbers and <math>i</math> is the imaginary unit. Where <math>i=\sqrt{-1}</math>
*A complex number is a number is in the form <math> z = a + bi</math>, where <math>a</math> and <math>b</math> are real numbers and <math>i</math> is the imaginary unit. Where <math>i=\sqrt{-1}</math>
*In <math>COMPLEX(rn,in,sf)</math>, here <math>rn</math> is the real part of a complex number, <math>in</math> is the imaginary part of a complex number and <math>sf</math> is the imaginary unit of a complex number like <math>i</math> or <math>j</math>.
*In <math>COMPLEX(real,imaginary,suffix)</math>, here <math>real</math> is the real part of the complex number, <math>imaginary</math> is the imaginary part of the complex number and <math>suffix</math> is the imaginary unit of a complex number like <math>i</math> or <math>j</math>.
*To mention <math>i</math> and <math>j</math>, we must use the lower case only
*To mention <math>i</math> and <math>j</math>, we must use the lower case only
*In a complex number <math>z</math> real part is denoted by <math>Re(z)</math> & imaginary part is denoted by <math>Im(z)</math>.
*In a complex number <math>z</math> real part is denoted by <math>Re(z)</math> & imaginary part is denoted by <math>Im(z)</math>.
*COMPLEX returns the error value, when <math>rn</math> and <math>in</math> are non-numeric.
*COMPLEX returns the error value, when <math>rn</math> and <math>in</math> are non-numeric.
*Suffix <math>sf</math> should be either <math>i</math> or <math>j</math>, otherwise it shows error value.
*<math>Suffix</math> should be either <math>i</math> or <math>j</math>, otherwise it shows error value.
*A Complex number whose real part is zero is said to be purely imaginary.
*A Complex number whose real part is zero is said to be purely imaginary.
*A Complex number whose imaginary part is zero is a real number. In that cases we have to assign '0' for that part.
*A Complex number whose imaginary part is zero is a real number. In that cases we have to assign '0' for that part.
*[[Manuals/calci/IMAGINARY | IMAGINARY]]
*[[Manuals/calci/IMAGINARY | IMAGINARY]]
*[[Manuals/calci/IMREAL| IMREAL]]
*[[Manuals/calci/IMREAL| IMREAL]]
*[[Manuals/calci/IMABS| IMABS]]
*[[Manuals/calci/IMCONJUGATE| IMCONJUGATE]]
==References==
==References==
[http://en.wikipedia.org/wiki/Complex_number Complex Numbers]
[http://en.wikipedia.org/wiki/Complex_number Complex Numbers]