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tpp001

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Originally posted by maomao1210 at 2011-01-07 21:01:50:

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Originally posted by tpp001 at 2010-12-18 13:17:45:
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tpp001

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Originally posted by maomao1210 at 2010-12-18 14:56:39:
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Originally posted by tpp001 at 2010-12-18 15:51:00:


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C
C   ====================================================
C              www.muchong.com
C   ====================================================
C      

      Implicit None

      Integer Idicp,Jdicp,Kdicp,Ldicp
      Integer Num_Max,Num_Line
        Real*8 X1,Y1,Z1,X2,Y2,Z2
        Parameter(Num_Max=1000)
        Real*8  A(3,Num_Max)
      Real*8 Theta(Num_MAx,Num_MAx),Output
        Open(10,File='input',Status='Old')
        Open(20,File='Output',Status='Unknown')
C
C      Read necessary data
C      

        Read (10,*) Num_Line

        Do Idicp =1, Num_Line
      
        Read(10,*) X1,Y1,Z1
        Read(10,*) X2,Y2,Z2

      A(1,Idicp)= X2-X1
        A(2,Idicp)= Y2-Y1
        A(3,Idicp)= Z2-Z1

        EndDo

C
C      Find the theta between every possible combin two lines
C

      Do Idicp=1, Num_Line
          Do Jdicp=1,Idicp
          Theta(Idicp,Jdicp)= 0.0D0
         
                Call Sub(A(1,Idicp),A(1,Jdicp),Output)
         
                Theta(Idicp,Jdicp)= Output  
          Theta(Jdicp,Idicp)= Theta(Idicp,Jdicp)
          EndDo
        Enddo

C
C     Output the matrice
C

      Do Idicp=1, Num_Line
         Write(*,'(30f12.3)') (Theta(Idicp,Jdicp),Jdicp=1,Num_Line)
         Write(20,'(30f12.3)') (Theta(Idicp,Jdicp),Jdicp=1,Num_Line)        
        Enddo
        End


      Subroutine Sub(A,B,Output)
      Implicit None
        Real*8 A(3),B(3)
        Real*8 Dicp,AA,BB,AB,Output
      
        AB=A(1)*B(1)+A(2)*B(2)+A(3)*B(3)
        AA=A(1)*A(1)+A(2)*A(2)+A(3)*A(3)
        BB=B(1)*B(1)+B(2)*B(2)+B(3)*B(3)
      
        Dicp = AB / ( Dsqrt(AA) *  Dsqrt(BB) )
      Output= Acos(Dicp)*180.0d0/3.1415926D0
       
        Return

        End




Enjoy It !!!!

[ Last edited by maomao1210 on 2010-12-18 at 16:37 ]
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