Tue, 15 Apr 2008 02:28:00 GMT

import java.lang.Math;
public class Mathtest {
   public static void main(String args[])
   {

    //d�Q?11.12cos{1/[sinΦAsinΦB十cosΦAcosΦBcos(λB�?#955;A)]}
    //A:
   // double lngA=120.98;
double Ajingdu=117.14259624636335;
   double Aweidu=39.09080750868698;

   double Bjingdu=117.1433295796967;
double Bweidu=39.09024750868698;




   double asd=0.0;
   double juli=0.0;
   // double asd=Math.sin(latA)*Math.sin(latB)+Math.cos(latA)*Math.cos(latB)*Math.cos(lngB-lngA);

     double ax = Aweidu*Math.PI/180;
     double bx = Bweidu*Math.PI/180;
  double ay = Ajingdu*Math.PI/180;
  double by = Bjingdu*Math.PI/180;
  double z = (Bjingdu-Ajingdu)*Math.PI/180;
   asd = (Math.acos((Math.sin(ax)*Math.sin(bx)+Math.cos(ax)*Math.cos(bx)*Math.cos(z))));

  System.out.println("jieguo="+111.32*asd*180/Math.PI);

   }

}

张福�?/a> 2008-04-15 10:28 发表评论

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