ｖ５６６６ - 経済統計練習帳

package math;
 
 
import org.apache.commons.math3.geometry.euclidean.threed.Vector3D;
 
 
class pro{
 
public static void main(String[] args) { 
pro test=new pro();
}
 
pro(){
 
 
    Vector3D a=new Vector3D(4,5,2);
 
 
 
 
 
}
}