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    發布日期: 2021-01-02
  • 語言: Matlab
  • 標簽: matlab??源碼??實例??

資源簡介

matlab計算矩陣特征值的源碼,拿出來與大家共享一下,呵呵

資源截圖

代碼片段和文件信息

%?Finding?the?Eigenvalues?of?a?Matrix
%?Author‘s?Data:?Housam?Binous
%?Department?of?Chemical?Engineering
%?National?Institute?of?Applied?Sciences?and?Technology?Tunis?TUNISIA
%?Email:?binoushousam@yahoo.com



%?Reference?:
%?Kenneth?J.?Beers?Numerical?Methods?for?Chemical?Engineering
%?Applications?in?Matlab?Cambridge?University?Press?2007.


%?Finding?the?eigenvalues?using?the?Matlab?built-in?function?eig

A?=?[1?-1?2;?-1?5?3;?2?3?5]

eig(A)

%?Finding?the?largest?eigenvalue?(?=8.07888)

v=[1.11]‘;
for?i=2:10
????v=A*v/norm(A*v);
end
lamda1=v‘*A*v

%?Finding?the?smallest?eigenvalue?(?=-0.714895)

v=[1.11]‘;
for?i=2:10
????v=inv(A)*v/norm(inv(A)*v);
end
lamda2=1/(v‘*inv(A)*v)

%?Finding?the?eigenvalue?near?4??(?=3.63601)

v=[1.11]‘;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????19469??2006-12-05?10:57??EE.gif
?????文件?????????905??2006-12-05?10:57??extremal_eigenvalues.m

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