This is the web version of EJS interface
EJS version 3.45

    Intro Page

    Designed by Fu-Kwun Hwang http://www.phy.ntnu.edu.tw/ntnujava/
      NameValueTypeDimension
      NameValueTypeDimension
      NameValueTypeDimension
      NameValueTypeDimension
      NameValueTypeDimension
      NameValueTypeDimension

      Init Page

      drag();

      relation

      dx=x2-x1; dy=y2-y1; L1=Math.sqrt(dx1*dx1+dy1*dy1); L2=Math.sqrt(dx2*dx2+dy2*dy2); l_L1=dvalue(L1)+""; l_L2=dvalue(L2)+""; v1d2=dx1*dx2+dy1*dy2; v1d2n=v1d2/L1; x12=v1d2n*dx1/L1; y12=v1d2n*dy1/L1; l_L12=dvalue(v1d2n)+""; l_AB=l_ABh+ dvalue(v1d2n)+" * "+dvalue(L1)+ " = "+ dvalue(v1d2);

      chinese

      Array