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±¾ÈËÒòΪ¸Õ×¢²á²»¾Ã£¬½ð±ÒºÜÉÙ£¬ÐüÉͽð±ÒÒ²½ÏÉÙ£¬ÇëÄúÁ½⣬µ«ÎÒ¿ÉÒÔÏÖ½ð³êл£¬ÎÒµÄÓÊÏäwangcy0929@163.com£¬±È½Ï׿±£¬Ð»Ð»ÁË£¡ 1¡¢ÏÂÃæµÄͼƬÊÇÎÒÒªÇóµÄÈýÔª³¬Ô½·½³Ì¡£ 2¡¢ÕâÊÇÎÒ×Ô¼ºÐ´µÄ´úÂ룬µ«³ÌÐòÒѾÔËÐÐÒ»ÕûÌìÁË£¬¼ÈûÓб¨´í£¬Ò²Ã»ÓÐÔËÐгö½á¹û£¬Çë¸÷λ´óÅ£Ö¸½Ì£¬²»Éõ¸Ð¼¤£¡ alpha=0.1;bata=0.1;r=1; M=0.5;TA=0.2; A=10*M; k=0.5;l=0.9; syms a b h X; X=1.5; g1=r*(alpha+bata*(r*h+A-M)-TA).^a/(2*A.*(a+2)); g2=(1+k*l).*(a+1)-k*(alpha+bata*(r*h+A-M)-TA)/(A*bata); g3=k*X*r*((TA-alpha).^(b+1))/(2*A^2*bata.*(b+1)); f=@(a,b,h)g1*g2-g3-h; [a,b,h]=meshgrid(linspace(0,1)); val=f(a,b,h); [p,v]=isosurface(a,b,h,val,0); patch('faces',p,'vertices',v,'facevertexcdata',jet(size(v,1)),'facecolor','w','edgecolor','flat'); view(3);grid on; axis equal [ Last edited by wangcy1989 on 2013-9-25 at 10:22 ] |
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pl408367247
Ìú³æ (СÓÐÃûÆø)
- Ó¦Öú: 3 (Ó×¶ùÔ°)
- ½ð±Ò: 35.4
- ºì»¨: 1
- Ìû×Ó: 105
- ÔÚÏß: 75.6Сʱ
- ³æºÅ: 1402271
- ×¢²á: 2011-09-15
- ÐÔ±ð: GG
- רҵ: ÐźÅÀíÂÛÓëÐźŴ¦Àí

4Â¥2013-09-26 12:24:56
pl408367247
Ìú³æ (СÓÐÃûÆø)
- Ó¦Öú: 3 (Ó×¶ùÔ°)
- ½ð±Ò: 35.4
- ºì»¨: 1
- Ìû×Ó: 105
- ÔÚÏß: 75.6Сʱ
- ³æºÅ: 1402271
- ×¢²á: 2011-09-15
- ÐÔ±ð: GG
- רҵ: ÐźÅÀíÂÛÓëÐźŴ¦Àí
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dingd: ½ð±Ò+1, лл½»Á÷¡£ 2013-09-25 22:15:30
wangcy1989: ½ð±Ò+5, ¡ïÓаïÖú, ·Ç³£¸ÐлÄúµÄÈÈÐİïÖú£¬½ð±ÒÓÐÏÞ£¬È«²¿¸øÄúÁË~ 2013-09-26 15:11:31
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dingd: ½ð±Ò+1, лл½»Á÷¡£ 2013-09-25 22:15:30
wangcy1989: ½ð±Ò+5, ¡ïÓаïÖú, ·Ç³£¸ÐлÄúµÄÈÈÐİïÖú£¬½ð±ÒÓÐÏÞ£¬È«²¿¸øÄúÁË~ 2013-09-26 15:11:31
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clc; clear; alpha=0.1;bata=0.1;r=1; M=0.5;TA=0.2; A=10*M; k=0.5;l=0.9; X=1.5; syms h; a=0:0.01:1-0.01; b=a; N=length(a); c=zeros(N,N); for i=1:10 g1=r*(alpha+bata*(r*h+A-M)-TA)^a(i)/(2*A*(a(i)+2)); g2=(1+k*l)*(a(i)+1)-k*(alpha+bata*(r*h+A-M)-TA)/(A*bata); for j=i+1:11 g3=k*X*r*((TA-alpha)^(b(j)+1))/(2*A^2*bata*(b(j)+1))-h; d=solve(g1*g2-g3,'h'); N_d=length(d); for mm=1:N_d %´ÓÖÚ¶à½âÖÐÑ¡ºÏÊʽâ if(d(mm)==real(d(mm))) gg=g1*g2-g3; v_gg=subs(gg,d(mm)); if(double(abs(v_gg))<0.0000001) break; end end end c(i,j)=d(mm);%c¾ÍÊÇÄãÒªÇóµÄh end end |

2Â¥2013-09-25 21:35:28
wangcy1989
Ìú³æ (³õÈëÎÄ̳)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 69
- Ìû×Ó: 5
- ÔÚÏß: 7.6Сʱ
- ³æºÅ: 2173681
- ×¢²á: 2012-12-08
- ÐÔ±ð: GG
- רҵ: ÐÅÏ¢¾¼Ãѧ

3Â¥2013-09-26 11:20:06
wangcy1989
Ìú³æ (³õÈëÎÄ̳)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 69
- Ìû×Ó: 5
- ÔÚÏß: 7.6Сʱ
- ³æºÅ: 2173681
- ×¢²á: 2012-12-08
- ÐÔ±ð: GG
- רҵ: ÐÅÏ¢¾¼Ãѧ

5Â¥2013-09-26 15:10:34













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