t=2.3263; ; M+ K( x. p' p. H3 w( Z1 {: Vk=0.5244; , o- Z' I) L4 `2 OR=0.15;: m! d6 F6 k4 q& A6 G$ o
u=[0.1221,0.1786,0.1452,0.1054,0.1132]'; . R* j5 C2 Q' ]8 @/ d; W5 LE=[1234,864,-617,-246,987;864,642,586,-198,-815;-617,586,1433,469,-963;-246,-198,469,346,25;987,-815,-963,25,1827];: a( {% L$ f6 o: q( p( l% N
E=E/10000; * R+ | b( J2 Sc=0.0075;) n9 q4 Q" {+ P9 w+ m/ S2 `
options = optimset('Algorithm','active-set'); % run active-set algorithm - B& m6 b" m. j7 F c- Daeq=[1+c,1+c,1+c,1+c,1+c];3 H: t; o% d' G- ?
beq=1;3 R. J& R2 x9 ~/ P' i; \
lb=[0,0,0,0,0]';" H3 O' q. `; R6 t
ub=[1,1,1,1,1]'; ; r; p, f5 S0 d) S. }x0=[0.02,0.03,0.05,0.11,0.12]'; 2 F8 [( q" k" X+ b' F[x,fval,exitflag,output] = fmincon(@(x) myfun( x,t,E,u,c),x0,[],[],aeq,beq,lb,ub,@(x) mycon( x,t,k,E,u,c,R),options)" W) Y* ^! {1 }( |7 t& N, @
. @0 M l0 ~! m1 `" l/ d( t* Zfunction f = myfun( x,t,E,u,c ) %目标函数 3 h' r2 {8 b; w2 [%UNTITLED3 Summary of this function goes here , z1 \8 L6 u& k5 v5 o" I& C% Detailed explanation goes here 5 J: r8 O& W. i& t; Z" }f=t*sqrt(x'*E*x)-(u'-c)*x;% ^/ M* j8 D" B! O2 }5 a
end* I4 I- D9 A: C0 }9 R0 b
, Z( A/ V3 O7 ?& }3 @2 Z, ]0 ~8 v. s$ {function [C,Ceq] = mycon( x,t,k,E,u,c,R ) %非线性约束, n1 Y" y' e; \' i+ \7 q/ @0 ~, H
%UNTITLED4 Summary of this function goes here& x3 m$ ], n2 f* X9 t: @- \' L
% Detailed explanation goes here* U9 X3 ?8 p& g7 z3 t" S
C=t*k*sqrt(x'*E*x)/(t-k)-t*(u'-c)*x/(t-k)+t*R/(t-k);$ D; S) l( o" @1 {: g
Ceq=[];. J4 }' t4 u: {9 ^( h6 Q9 v4 X
end + V [+ V0 W; h9 `2 i- l) V5 E; e( L. m; ^7 C' Z/ G' X
- V: y A+ y9 f$ A P运行结果:. r4 O9 c1 ?& v! ?$ C
Solver stopped prematurely. % t. x7 L' i3 Q( ^fmincon stopped because it exceeded the function evaluation limit, 0 A9 T7 w7 k& |& zoptions.MaxFunEvals = 500 (the default value).$ Q5 [+ l+ K5 b