Аналитическая геометрия и линейная алгебра. Умнов А.Е. - 32 стр.

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       → →       →                                                                                                               →
{O ′, g1′ , g ′2 , g 3′ }  cÒ° {©¯ÈÏÒämË}ˆº¯©ÙÓºmººµ­ÈÏÒ°ÈȈÈ}ÎËmË}ˆº¯ OO′ ˯ËÏ
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                                                  →           →            →           →
                                                  g1′ = σ 11 g1 + σ 21 g 2 + σ 31 g 3
                                                  →            →           →           →
 g 2′ = σ 12 g1 + σ 22 g 2 + σ 32 g 3   
                                                  →            →           →           →
                                                 g 3′ = σ 13 g1 + σ 23 g 2 + σ 33 g 3

                                                   →           →          →          →
                                                 OO ′ = β1 g1 + β 2 g 2 + β 3 g 3 .
            
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                   ξ 2 = σ 21ξ1′ + σ 22ξ 2′ + σ 23ξ 3′ + β 2 
                                             ξ 3 = σ 31ξ1′ + σ 32ξ 2′ + σ 33ξ 3′ + β 3.
                                                                                 
            

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