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feat: added polar form initialisation to our Complex class

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Tajmeet Singh
2020-06-23 19:23:15 +01:00
parent 61084adbd3
commit bcd5df725d
1 changed files with 16 additions and 4 deletions
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20
math/complex_numbers.cpp
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@@ -9,9 +9,9 @@
#include <cassert>
#include <cmath>
#include <complex>
#include <ctime>
#include <iostream>
#include <stdexcept>
#include <ctime>
/**
* Class Complex to represent complex numbers as a field.
@@ -26,10 +26,22 @@ class Complex {
/**
* Complex Constructor which initialises the complex number which takes two
* arguments.
* @param x The real value of the complex number (optional).
* @param y The imaginary value of the complex number (optional).
* @param x If the third parameter is 'true' then this x is the absolute
* value of the complex number, if the third parameter is 'false' then this
* x is the real value of the complex number (optional).
* @param y If the third parameter is 'true' then this y is the argument of
* the complex number, if the third parameter is 'false' then this y is the
* imaginary value of the complex number (optional).
* @param is_polar 'false' by default. If we want to initialise our complex
* number using polar form then set this to true, otherwise set it to false
* to use initialiser which initialises real and imaginary values using the
* first two parameters (optional).
*/
explicit Complex(double x = 0.f, double y = 0.f) : re(x), im(y) { ; }
explicit Complex(double x = 0.f, double y = 0.f, bool is_polar = false)
: re(is_polar ? x * std::cos(y) : x),
im(is_polar ? x * std::sin(y) : y) {
;
}
/**
* Copy Constructor