//?Homework_1.cpp?:?定義控制臺(tái)應(yīng)用程序的入口點(diǎn)。
//

#include?“stdafx.h“
#include?
#include?
using?namespace?std;

bool?matrixVectorMultiply（double?*adouble?*xdouble?*yint?N）;
double?vectorInnerProduct（double?*xdouble?*yint?N）;
bool?powerIterationMethod（double?*adouble?*udouble?*lambdaint?Nint?*time）;
bool?inversePowerIterationMethod（double?*adouble?*udouble?*lambdaint?Nint?*time）;
bool?theGaussSeidelIterationMethod（double?*adouble?*xdouble?*yint?N）;
bool?directDoolittleMethod（double?*aodouble?*udouble?*yoint?N）;
bool?detMatrix（double?*aodouble?*detint?N）;
bool?directDoolittleSolveMethod（double?*adouble?*budouble?*bldouble?*cudouble?*cldouble?*udouble?*yoint?N）;
bool?directDoolittleSplitMethod（double?*adouble?*budouble?*bldouble?*cudouble?*clint?N）;
int?_tmain（int?argc?_TCHAR*?argv[]）
{
	double?a[501]am[501]u[501]lambda[3]lambdamaxlambdamindet;
	double?b=0.16;
	double?c=-0.064;
	int?times=0;
	for（int?i=0;i<501;i++）
	{
		a[i]=1.64-0.024*（i+1）;
		a[i]*=sin（0.2*（i+1））;
		a[i]-=0.64*exp（0.1/（i+1））;
		u[i]=1;
	}
	powerIterationMethod（au&lambda[0]501×）;
	for（int?i=0;i<501;i++）	u[i]=1;
	inversePowerIterationMethod（au&lambda[2]501×）;
	for（int?i=0;i<501;i++）
		am[i]=a[i]+lambda[0];
	for（int?i=0;i<501;i++）	u[i]=1;


	inversePowerIterationMethod（amu&lambda[1]501×）;

	lambdamin=min（lambda[1]-lambda[0]lambda[0]）;
	lambdamax=max（lambda[1]-lambda[0]lambda[0]）;
	cout.setf（ios::scientific）;???????????//科學(xué)記數(shù)法?
	cout.precision（12）;???????????????????//精度為12，正常為6?
	cout<<“λ1=“<	cout<<“λ501=“<	cout<<“λs=“<	for（int?k=1;k<40;k++）
	{
		double?mu;
		mu=lambdamin+k*（lambdamax-lambdamin）/40;
		for（int?i=0;i<501;i++）
			am[i]=a[i]-mu;
		for（int?i=0;i<501;i++）	u[i]=1;
		inversePowerIterationMethod（amu&lambda[0]501×）;
		cout<<“k=“<	}
	cout<<“cond（A）=“<	detMatrix（a&det501）;
	cout<<“det（A）=“</*
	cout<<“l(fā)ambda?1?or?lambda?501?=?“<	cout<<“times?=?“<	lambdamin=min（lambda[1]-lambda[0]lambda[0]）;
	lambdamax=max（lambda[1]-lambda[0]lambda[0]）;
	cout<<“l(fā)ambda?1?=?“<	cout<<“l(fā)ambda?501?=?“<	cout<<“l(fā)ambda?s?=?“<
	for（int?k=0;k<40;k++）
	{
		int?mu;
		mu=lambdamin+k*（lambdamax-lambdamin）/40;
		for（int?i=0;i<501;i++）
			am[i]=a[i]-mu;
		inversePowerIterationMethod（amu&lambda[0]501×）;
		cout<<“k=“<	}
	cout<<“cond（A）=“<	//printf（“k=%d?=>>>λi%d=%.13e\n“kkvalue_s）;
	//printf（“λs=%.13e\n“value_s）;
	double?det;
	detMatrix（a&det501）;
	cout<<“det（A）=“<	det=1;
	for（int?i=0;i<501;i++）
		det*=a[i];
	cout<<“det（A）=“<*/
	return?0;
}
bool?detMatrix（double?*aodouble?*detint?N）

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