import?java.util.*;

public?class?CholeskyYiwei?{
???private?double?b[];
???private?int?ijkn=3m;
???public?static?void?main（String?ss[]）{
	???CholeskyYiwei?aa=new?CholeskyYiwei（）;
	???aa.input（）;
	???aa.Calculate（）;
	???aa.outPut（）;
???}
???void?input（）{
	???System.out.println（“輸入數組維數：“）;
	???Scanner?in=new?Scanner（System.in）;
	???n=in.nextInt（）;
	???b=new?double[n*（n+1）/2];
	???for（i=1;i<=n;i++）{
		???for（j=1;j<=i;j++）{
			???System.out.println（“a[“+i+“][“+j+“]“）;
			???b[i*（i-1）/2-1+j]=in.nextDouble（）;
		???}
	???}
???}
???void?Calculate（）{
	???for（k=1;k<=n;k++）{
		???for（i=1;i<=k-1;i++）{
			??b[k*（k+1）/2-1]=?b[k*（k+1）/2-1]-b[i*（i+1）/2-1]*b[k*（k-1）/2-1+i]*b[k*（k-1）/2-1+i];
		???}
		???for（m=k+1;m<=n;m++）{
			???for（j=1;j<=k-1;j++）{
				???b[m*（m-1）/2-1+k]=?b[m*（m-1）/2-1+k]-?b[m*（m-1）/2-1+j]*?b[k*（k-1）/2-1+j]*b[k*（k+1）/2-1];
			???}
			???b[m*（m-1）/2-1+k]=?b[m*（m-1）/2-1+k]/b[k*（k+1）/2-1];
		???}
	???}
???}
???void?outPut（）{
	???for（i=1;i<=n;i++）{
		???for（j=1;j<=i;j++）{
			???System.out.print（b[i*（i-1）/2-1+j]+“\t“）;	?
		???}
		???System.out.println（）;
		??}
???}
???
}

?屬性????????????大小?????日期????時間???名稱
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?????文件???????3114??2010-04-16?06:31??Hilbert.java

?????文件???????1143??2010-04-14?14:28??CholeskyYiwei.java

-----------?---------??----------?-----??----

?????????????????4257????????????????????2