matlab求解带符号的矩阵方程 matlab解带参数矩阵方程
Matlab\u6c42\u89e3\u5e26\u7b26\u53f7\u7684\u65b9\u7a0b\u7ec4\u7684\u89e3\uff0c\u7d27\u6025\uff01\uff01\u5728\u7ebf\u7b49\uff01\uff01\u6c42\u5927\u5bb6\u5e2e\u52a9\uff01\uff01syms l1 l2 l3 l11 l22 l33 a b Xp Yp Zp;
[Xp,Yp,Zp]=solve('Zp-sqrt(l11^2-(Yp+a-b/2)^2)=l1','Zp-sqrt(l22^2-((2*a-b)/2-(Yp+sqrt(3)*Xp)/2)^2)=l2','Zp-sqrt(l33^2-((2*a-b)/2-(sqrt(3)*Xp-Yp)/2)^2)=l3','Xp','Yp','Zp')
\u8fd9\u6837\u89e3\u8bd5\u8bd5
\u62a5\u9519\u7684\u539f\u56e0\u51fa\u5728\u8fd9\u4e00\u53e5\u547d\u4ee4\uff0cB=[0 0 0 v 0]; B\u77e9\u9635\u4e0d\u662f\u884c\u77e9\u9635\u5e94\u6539\u4e3a\u5217\u77e9\u9635\u3002
K=[....]
M=[....]
X=[....]
delta=K-w2*M)*X;
s=solve(delta(1),delta(2),delta(3),delta(4),'w2','x');
s.w2 %w2值
s.x %x值
方程无解，题目错了吧，你的K和M是无关向量怎么会得到一个相关的解呢
绛旓細delta=K-w2*M)*X;s=solve(delta(1),delta(2),delta(3),delta(4),'w2','x');s.w2 %w2鍊 s.x %x鍊
绛旓細a=[12,3*s,-12,3*s;3*s,s^2,-3*s,0.5*s^2;-24,-6*s,48,0;6*s,s^2,0,4*s^2]
绛旓細鍙互锛岃鐢绗﹀彿杩愮畻鐨勫姛鑳
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绛旓細鍑嗙‘鏉ヨ搴旇鏄繖鏍风殑锛氭眰鐭╅樀A涓悇鍏冪礌鐨勪箻鏂癸紙N娆℃柟锛夌殑鍛戒护鏄疉.^N锛屾敞鎰忓簳涓嬬殑鈥.鈥锛涙ゼ涓婄殑鍛戒护鍙繍琛屽彧鏄洜涓虹敤鐨勬槸鏂归樀锛屽鏋滀笉鏄柟闃靛氨浼氬嚭鐜伴敊璇紱姣斿A=[1,2,3,4];A^1.5;2^A;杩愯缁撴灉鏄嚭閿欑殑锛屾纭殑鍐欐硶搴旇鏄 A=[1,2,3,4];A.^1.5;2.^A;...
绛旓細鏂规硶锛歴yms x y z;J=jacobian([3*x;2*y+3*z;x*z],[x y z])subs(J,{x,z},{1,2})MATLAB涓璲acobian鏄敤鏉ヨ绠桱acobi鐭╅樀鐨勫嚱鏁般俿yms r l f x=r*cos(l)*cos(f);y=r*cos(l)*sin(f);z=r*sin(l);J=jacobian([x;y;z],[r l f])缁撴灉锛欽 = [ cos(l)*cos(f), ...
绛旓細syms x y;M=[cos(2*x)^2+2*sin(2*x)^2*exp(i*y),cos(2*x)*sin(2*x)-2*cos(2*x)*sin(2*x)*exp(i*y);cos(2*x)*sin(2*x)-2*cos(2*x)*sin(2*x)*exp(i*y),sin(2*x)^2+2*cos(2*x)^2*exp(i*y)]eig(M)%鐗瑰緛鍊 ...
绛旓細浼氭姤閿欙紱绗﹀彿鍙橀噺鍚嶅繀椤讳负绠鍗曠殑鍙橀噺鍚嶇О锛涘彉閲忓悕鐨勫懡鍚嶈鍒欙細锛1锛夊彉閲忓悕鐨勭涓涓瓧绗﹀繀椤绘槸鑻辨枃瀛楁瘝 锛2锛夊彉閲忓悕涓嶅緱鍖呭惈绌烘牸銆佹爣鐐广佽繍绠楃锛屼絾鍙互鏈涓嬪垝绾 濡傦細var_1_2 鏄悎娉曠殑 锛3锛変笉寰椾笌matlab鍏抽敭瀛楀悓鍚嶏紱浣犵殑闂鍦ㄤ簬锛 鍙橀噺鍚嶅寘鍚簡 鐧惧垎鍙 浣犲彲浠ヨ瘯璇曪細A = sym('A',[2,2])...
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