camort.cpp

虚函数

#include "CAmort.h"

CAmort::CAmort(double a,int b,double c) : CGeneric(a,b,c) {}

double CAmort::getMonthlyPayment() const 
{
	double monthlyRate = rate/12;
	int lengthInMonths = length*12;
	double power = pow(1 + monthlyRate,lengthInMonths);
	return (principal*monthlyRate*power)/(power - 1);
}