• 2022-06-09
    设方程组[tex=3.071x1.286]RiVFFESwOAy7k5TCrH9cQA==[/tex]的系数矩阵为[tex=9.286x3.643]bbdCqlNP+y1EQGLEihsRoy+26gSBNuhC/EXLzunV5K8wb6ZghcRyAbqD5dWS0aAGjv8jVUe8L6hRJRhPpYpNJawcrN1CuU+8zxsxxFbCCXZS+RJ8Yj3FcqFzewZh7hg9[/tex],[tex=8.5x3.643]505jwrPa5NsE0HKXPoHdOv4gduqoACd7kZHOAZzcEzVg6rV2e9COBTfj6v26NBeT78cmqJA6mP9bwGFHI/wT0CNua4ON1jHNmzdYhGmTITVmPSptAeMcrbWF/swRGvQa[/tex],证明: 对[tex=1.143x1.286]XckFLd1YsfGiH9ZbdxcxOw==[/tex]来说, [tex=2.786x1.286]R12Q6m2AFlaUmeayebpPYQ==[/tex]迭代不收敛,而[tex=2.5x1.286]OdvBs0I8IJypfpeBxlV/Sg==[/tex]迭代收敛;而对[tex=1.143x1.286]AcFumj5DdQWZJdWAfuXvZg==[/tex]来说,[tex=2.786x1.286]R12Q6m2AFlaUmeayebpPYQ==[/tex]迭代收敛,而[tex=2.5x1.286]OdvBs0I8IJypfpeBxlV/Sg==[/tex]迭代不收敛.
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