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clc;clear
c=1;q=10;p=5.5;
delta=0.10:0.01:1;
beta=0.55:0.005:1;
for i=1:length(delta)
for j=1:length(beta)
t=(1-delta(i)+beta(j)*delta(i))/beta(j)/delta(i)/q;
m=beta(j)*delta(i)*q;
u=m*c*t-(1-delta(i))*(p-c);
K(i,j)=1/3/m*3^(1/3)*(u^2*(9*m+3^(1/2)*(u^2+27*m^2)^(1/2)))^(1/3)-1/3*u^2/m*3^(2/3)/(u^2*(9*m+3^(1/2)*(u^2+27*m^2)^(1/2)))^(1/3)
alpha(i,j)=((K(i,j)*m+u)/2/K(i,j)/t/m;
test(i,j)=alpha(i,j)-beta(j)*delta(i);
end
end
mesh(delta,beta,K)
xlabel('\delta')
ylabel('\beta')
zlabel('K')
figure
mesh(delta,beta,alpha)
xlabel('\delta')
ylabel('\beta')
zlabel('\alpha')
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5Â¥: Originally posted by charmantang at 2014-09-02 21:21:59
ÄÇÒª¸Ä±äKºÍalpha µÄÖµ£¬"array editor"±£´æµÄÊDZäÁ¿...

²»ÖªµÀÎÒ±í´ïµÄÊÇ·ñÇå³þ£¬ÆäʵÎÒ×îÖÕµÄÄ¿µÄÊdzýÁË×ö³öÈýάͼ£¬»¹ÓоÍÊÇÅжÏtest(i,j)µÄÕý¸º£¬ÄúÄÜÔÙ°ïÎÒ¿´ÏÂÏÂÃæµÄ³ÌÐòÂ𣿠ÔÚÕâ¸ö³ÌÐòÖÐtest(i,j)Õý¸º²»¶¨£¬ËùÒÔ²ÅÏë×ÅҪʹkºÍalphaÔÚ[0,1]·¶Î§ÄÚ£¬ÕâÑù¿ÉÒÔɸµô²»Âú×ãÌõ¼þµÄdelta(i)ºÍbeta(j)¡£²»ÖªµÀÕâÖÖ˼·¶Ô²»¶Ô£¿²»ÖªµÀÄúÓиüºÃµÄ°ì·¨Âð£¿Íò·Ö¸Ðл¡£¡£¡£¡£
clc;clear
c=1;q=10;p=5.5;
delta=0.10:0.01:1;
beta=0.55:0.005:1;
for i=1:length(delta)
for j=1:length(beta)
t=(1-delta(i)+beta(j)*delta(i))/beta(j)/delta(i)/q;
m=beta(j)*delta(i)*q;
u=m*c*t-(1-delta(i))*(p-c);
K(i,j)=1/3/m*3^(1/3)*(u^2*(9*m+3^(1/2)*(u^2+27*m^2)^(1/2)))^(1/3)-1/3*u^2/m*3^(2/3)/(u^2*(9*m+3^(1/2)*(u^2+27*m^2)^(1/2)))^(1/3);
alpha(i,j)=(K(i,j)*m+u)/2/K(i,j)/t/m;
test(i,j)=alpha(i,j)-delta(i);
end
end
mesh(delta,beta,K)
xlabel('\delta')
ylabel('\beta')
zlabel('K')
set(gca,'zlim',[0,1])
figure
mesh(delta,beta,alpha)
xlabel('\delta')
ylabel('\beta')
zlabel('\alpha')
set(gca,'zlim',[0,1])
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7Â¥2014-09-02 22:31:20
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2Â¥2014-09-02 16:25:56
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

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ÒýÓûØÌû:
3Â¥: Originally posted by charmantang at 2014-09-02 20:02:51
ÔÚfigureǰºÍ×îºó¼ÓÉÏset(gca,'zlim',)...

ȷʵÔÚͼÖпÉÒÔÌåÏÖÁË£¬µ«ÊÇÔÚ"array editor"´°¿ÚÖÐΪʲôkºÍalpha»¹»áȡСÓÚ0»ò´óÓÚ1µÄÊýÄØ£¿Äܲ»ÄÜʹËûÃÇÔÚ"array editor"´°¿ÚÖÐÒ²ÊÇÔÚ[0,1]·¶Î§ÄÚ£¿  Ð»Ð»À²¡£¡£¡£¡£¡£
4Â¥2014-09-02 21:13:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

charmantang

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5Â¥2014-09-02 21:21:59
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