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zyl17yt新蟲(chóng) (初入文壇)
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[求助]
A矩陣是實(shí)數(shù)對(duì)稱(chēng)陣 B矩陣式復(fù)數(shù)對(duì)稱(chēng)矩陣 且都是n *n 階 那C=A+B矩陣是否可以對(duì)角化 已有1人參與
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| 希望給出依據(jù) 謝謝 非常感謝 |
至尊木蟲(chóng) (著名寫(xiě)手)
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http://www.netlib.org/utk/people ... plates/node263.html A complex symmetric matrix may not even be diagonalizable. For example, consider the complex symmetric matrix A complex symmetric matrix $A$ is diagonalizable if and only if its eigenvector matrix, $Z$, can be chosen such that |

新蟲(chóng) (初入文壇)
至尊木蟲(chóng) (著名寫(xiě)手)

新蟲(chóng) (初入文壇)
新蟲(chóng) (初入文壇)
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A = 0.0900 + 0.1000i 0.0740 + 0.0980i 0.0790 + 0.1030i 0.0580 + 0.0840i 0.0670 + 0.0870i 0.0390 + 0.0590i 0.0740 + 0.0980i 0.0480 + 0.0900i 0.0410 + 0.0910i 0.0460 + 0.1050i 0.0498 + 0.1000i 0.0600 + 0.1180i 0.0790 + 0.1030i 0.0410 + 0.0910i 0.0500 + 0.0890i 0.0520 + 0.1000i 0.0560 + 0.1070i 0.0610 + 0.1290i 0.0580 + 0.0840i 0.0460 + 0.1050i 0.0520 + 0.1000i 0.0680 + 0.0920i 0.0360 + 0.0800i 0.0425 + 0.0900i 0.0670 + 0.0870i 0.0498 + 0.1000i 0.0560 + 0.1070i 0.0360 + 0.0800i 0.0430 + 0.0910i 0.0700 + 0.1380i 0.0390 + 0.0590i 0.0600 + 0.1180i 0.0610 + 0.1290i 0.0425 + 0.0900i 0.0700 + 0.1380i 0.0690 + 0.1080i >> inv(A) ans = 11.0997 - 4.5170i -2.0849 - 0.1170i 3.7928 - 7.3677i -9.3757 + 4.4458i 2.7057 - 0.8654i -4.8745 + 8.7390i -2.0849 - 0.1170i 57.0213 +11.3650i -50.0150 - 1.7867i -2.3713 -16.8243i -1.6068 + 5.7713i 1.4624 - 1.9372i 3.7928 - 7.3677i -50.0150 - 1.7867i 31.3949 +16.5144i 7.9188 +10.5885i 8.0495 -17.8320i -0.0039 - 0.1400i -9.3757 + 4.4458i -2.3713 -16.8243i 7.9188 +10.5885i 16.0886 - 8.4343i -10.5171 + 7.5749i -1.0691 - 0.7435i 2.7057 - 0.8654i -1.6068 + 5.7713i 8.0495 -17.8320i -10.5171 + 7.5749i -4.9549 +14.4635i 5.8780 - 8.2911i -4.8745 + 8.7390i 1.4624 - 1.9372i -0.0039 - 0.1400i -1.0691 - 0.7435i 5.8780 - 8.2911i -2.2014 + 0.4968i >> [V,D]=eig(A) V = 0.3911 - 0.0721i 0.6830 0.4089 - 0.1132i -0.4123 - 0.0719i 0.0430 - 0.0077i 0.0067 + 0.0733i 0.4060 - 0.0040i 0.0646 + 0.0367i -0.3558 + 0.0745i 0.0906 + 0.2503i -0.3078 - 0.0710i 0.7466 0.4209 - 0.0098i -0.0082 - 0.0278i -0.4392 + 0.0332i -0.1023 - 0.1160i -0.4785 + 0.0095i -0.5710 - 0.0310i 0.3742 - 0.0076i 0.2514 - 0.0270i 0.0875 + 0.0300i 0.7894 0.2697 + 0.1043i -0.1834 - 0.2227i 0.4103 - 0.0038i -0.2955 + 0.0045i -0.3125 + 0.0294i -0.3139 - 0.0830i 0.7348 -0.0199 + 0.1619i 0.4374 -0.6000 + 0.1264i 0.6219 0.0149 - 0.0369i -0.2126 - 0.0210i 0.0172 - 0.0053i D = 0.3367 + 0.5911i 0 0 0 0 0 0 0.0449 + 0.0556i 0 0 0 0 0 0 -0.0331 - 0.0598i 0 0 0 0 0 0 0.0244 + 0.0130i 0 0 0 0 0 0 -0.0157 - 0.0277i 0 0 0 0 0 0 0.0107 - 0.0023i >> inv(V)*A*V ans = 0.3367 + 0.5911i 0.0000 + 0.0000i 0.0000 - 0.0000i 0.0000 - 0.0000i -0.0000 - 0.0000i -0.0000 - 0.0000i -0.0000 - 0.0000i 0.0449 + 0.0556i -0.0000 + 0.0000i -0.0000 - 0.0000i -0.0000 0.0000 -0.0000 + 0.0000i 0.0000 - 0.0000i -0.0331 - 0.0598i 0.0000 + 0.0000i 0.0000 + 0.0000i -0.0000 - 0.0000i -0.0000 - 0.0000i 0.0000 + 0.0000i 0.0000 - 0.0000i 0.0244 + 0.0130i -0.0000 + 0.0000i -0.0000 - 0.0000i -0.0000 + 0.0000i 0.0000 + 0.0000i -0.0000 - 0.0000i 0.0000 + 0.0000i -0.0157 - 0.0277i 0.0000 - 0.0000i -0.0000 + 0.0000i -0.0000 + 0.0000i -0.0000 + 0.0000i -0.0000 + 0.0000i -0.0000 - 0.0000i 0.0107 - 0.0023i >> V'V V'V | Error: Unexpected MATLAB expression. >> V'*V ans = 1.0000 0.0006 + 0.1004i 0.0144 + 0.0464i 0.0113 - 0.0511i -0.0001 + 0.0040i -0.0078 - 0.0072i 0.0006 - 0.1004i 1.0000 0.0023 - 0.1479i 0.0147 + 0.0294i -0.0167 + 0.0577i 0.0139 - 0.1006i 0.0144 - 0.0464i 0.0023 + 0.1479i 1.0000 0.0410 - 0.1290i -0.0019 + 0.0280i -0.0225 - 0.0596i 0.0113 + 0.0511i 0.0147 - 0.0294i 0.0410 + 0.1290i 1.0000 -0.0351 + 0.1555i -0.0298 - 0.5074i -0.0001 - 0.0040i -0.0167 - 0.0577i -0.0019 - 0.0280i -0.0351 - 0.1555i 1.0000 -0.0479 + 0.1560i -0.0078 + 0.0072i 0.0139 + 0.1006i -0.0225 + 0.0596i -0.0298 + 0.5074i -0.0479 - 0.1560i 1.0000 >> V' ans = 0.3911 + 0.0721i 0.4060 + 0.0040i 0.4209 + 0.0098i 0.3742 + 0.0076i 0.4103 + 0.0038i 0.4374 0.6830 0.0646 - 0.0367i -0.0082 + 0.0278i 0.2514 + 0.0270i -0.2955 - 0.0045i -0.6000 - 0.1264i 0.4089 + 0.1132i -0.3558 - 0.0745i -0.4392 - 0.0332i 0.0875 - 0.0300i -0.3125 - 0.0294i 0.6219 -0.4123 + 0.0719i 0.0906 - 0.2503i -0.1023 + 0.1160i 0.7894 -0.3139 + 0.0830i 0.0149 + 0.0369i 0.0430 + 0.0077i -0.3078 + 0.0710i -0.4785 - 0.0095i 0.2697 - 0.1043i 0.7348 -0.2126 + 0.0210i 0.0067 - 0.0733i 0.7466 -0.5710 + 0.0310i -0.1834 + 0.2227i -0.0199 - 0.1619i 0.0172 + 0.0053i >> V'*V ans = 1.0000 0.0006 + 0.1004i 0.0144 + 0.0464i 0.0113 - 0.0511i -0.0001 + 0.0040i -0.0078 - 0.0072i 0.0006 - 0.1004i 1.0000 0.0023 - 0.1479i 0.0147 + 0.0294i -0.0167 + 0.0577i 0.0139 - 0.1006i 0.0144 - 0.0464i 0.0023 + 0.1479i 1.0000 0.0410 - 0.1290i -0.0019 + 0.0280i -0.0225 - 0.0596i 0.0113 + 0.0511i 0.0147 - 0.0294i 0.0410 + 0.1290i 1.0000 -0.0351 + 0.1555i -0.0298 - 0.5074i -0.0001 - 0.0040i -0.0167 - 0.0577i -0.0019 - 0.0280i -0.0351 - 0.1555i 1.0000 -0.0479 + 0.1560i -0.0078 + 0.0072i 0.0139 + 0.1006i -0.0225 + 0.0596i -0.0298 + 0.5074i -0.0479 - 0.1560i 1.0000 |
至尊木蟲(chóng) (著名寫(xiě)手)

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