• 2022-07-23
    证明若 [tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex] 是 [tex=0.929x0.786]VF0GLe2VBE/4VKNzpyOfFg==[/tex] 阶可逆矩阵, [tex=0.857x1.0]PvQ1rNj9zmhWbdNmDhnQhA==[/tex] 是 [tex=0.643x0.786]/he/ol8BkDuTTL9yMPtH4Q==[/tex] 阶矩阵, [tex=0.786x1.0]sHo1pKm+gjxjcUAJjHrarQ==[/tex] 为 [tex=2.714x1.071]Xa6YzCV9VTlW9p4lLOpktw==[/tex] 矩阵, [tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex] 为 [tex=2.714x1.071]/nWgWZWXmeNCPcwAggrwNg==[/tex] 矩阵, 则[tex=12.571x2.786]1xLK2S2fjz/DkWdie5OKhUlchjKwuTIGyV4W5lG6BObL/rAGzSN2lXq15WcXL21srEWIPUboONrjoYDzCvlGDdUFsoP4cKGsLaVn/PiaTYXlDYWekXhXYTShEbQntp433iUctOOzyycrYInxUXbE1A==[/tex]若 [tex=0.857x1.0]PvQ1rNj9zmhWbdNmDhnQhA==[/tex] 可逆 (这时 [tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex] 不必假定可逆), 则有[tex=12.143x2.786]1xLK2S2fjz/DkWdie5OKhS8T5x62iWwcCK5Ru8KZWv9qLfo3P42WhXEdHMy/L5Cja7m2MuAyN8cg3pMwXJxzCZvkIwXq6vHn/VE2yYikKCAA9Rt7JgSf+0T2BDJkc1HWfssjf5E8MCnmyHdp44UsEQ==[/tex]
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