# How to draw fig.1 with this code

조회 수: 1(최근 30일)
MINATI 25 May 2019
댓글: Rik 26 May 2019
Pr=1;Sc=1;
R=0.1;
xa=0;xb=6;
Lv = [-2.5:0.1:0];
for D=[ 1 1.5 2]
for i=1:length(Lv)
L = Lv(i);
fODE = @(x,y) [y(2); y(3); y(2)^2-y(3)*y(1)-1; y(5); -3*Pr*y(1)*y(5)/(3+4*R); y(7); -Sc*y(1)*y(7)];
BCres= @(ya,yb)[ya(1); ya(2)-L-D*ya(3); ya(4)-1; ya(6)-1; yb(2)-1; yb(4);yb(6)];
xint=linspace(xa,xb,101);
solinit1=bvpinit(xint,[0 1 0 1 0 1 0]);
solinit2=bvpinit(xint,[-1 -1 -1 -1 -1 -1 -1]);
sol1=bvp4c(fODE,BCres,solinit1);
sol2=bvp4c(fODE,BCres,solinit2);
sxint1=deval(sol1,xint);
sxint2=deval(sol2,xint);
Sk1(i,1) = sxint1(3,1);
Sk2(i,1) = sxint2(3,1);
end
figure(1)
plot(Lv,Sk1,'-',Lv,Sk2,'--','Linewidth',1.5);
xlabel('\bf \lambda');
ylabel('\bf C_{f}');
hold on
end
##### 댓글 수: 3표시숨기기 이전 댓글 수: 2
Rik 26 May 2019
Try to make your question more precise. I'm not going to read 4-5 pages of a pdf. Try to distil the problem to its essence. Have a read here and here. It will greatly improve your chances of getting an answer.

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