Лекции по основам кинематики элементарных процессов. Строковский Е.А. - 14 стр.

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A
2
A
2
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A
2
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A
2
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A
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A
A
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A B
A·B AB= A
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AB .
A·B
          A2 C   B  
6 1    A  ? 1 A2 > 0  1 C  
   1 / B   0   B    A2 < 0  
   1  1 0  B  0   / A2 = 00
  5    1/ B    >     
          C6       
  5   1    B1 0     
     N  1          
            
                    
         F     
  0    G     /   / B1 
C 1 C  5    
      9  C  1    7   /
1  1   0        /  / F
1 0 1 C  B GO 1      
        2  5   
   @1   Aµ         B
    A   1     B    1  
          A0 = A0 , A1 = −A1 , A2 = −A2 , A3 = −A3      F"AG
 1  /  Aµ 0   A C 1  1  
                                 2

                4
                
         A2 =         Aµ Aµ = A0 A0 + A1 A1 + A2 A2 + A3 A3 ,
                µ=0

  1  1   1   Aµ Aµ 0 1  
 0  1  0   1  1 56  0   5
6  /0  0 1      
   C   0    1    ! 
  Aµ 1   C 0   / F",0 """G0    
  Γ /0 1  1 C 1  9 5   Γ
 / 1       2   Aµ 
     1  / B   A  B 1   
     A·B   ≡    AB = Aµ Bµ = Aµ B µ =
           =                                         F"BG
                A0 B 0 + A1 B 1 + A2 B 2 + A3 B 3 = A0 B 0 − AB .
C 2     1     0   
 FA · BG          1  
 4 0        1  1      /
  B   
                                   "B