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novembering
¾èÖú¹ó±ö (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 117.7
- É¢½ð: 120
- ºì»¨: 1
- Ìû×Ó: 79
- ÔÚÏß: 32.8Сʱ
- ³æºÅ: 2711702
- ×¢²á: 2013-10-10
- רҵ: ½á¹¹¹¤³Ì
3Â¥2016-02-07 10:46:01
novembering
¾èÖú¹ó±ö (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 117.7
- É¢½ð: 120
- ºì»¨: 1
- Ìû×Ó: 79
- ÔÚÏß: 32.8Сʱ
- ³æºÅ: 2711702
- ×¢²á: 2013-10-10
- רҵ: ½á¹¹¹¤³Ì
|
function pde x=0:1:30; t=0:50:300; m=0; sol=pdepe(m,@mpde,@mpic,@mpbc,x,t); u=sol(:,:,1); surf(x,t,u) figure; plot(x,u(end,) function [c,f,s]=mpde(x,t,u,du) c=1; f=8.2e-8+(1.56e-6/(1+(5-5*u)^15)); s=0; function [pa,qa,pb,qb]=mpbc(xa,ua,xb,ub,t) pa=0; qa=7.354*(0.6-ua)/8.2e-8+(1.56e-6/(1+(5-5*u)^15)); pb=30; qb=7.354*(0.6-ub)/8.2e-8+(1.56e-6/(1+(5-5*u)^15)); function u0=mpic(x) u0=1; |
2Â¥2016-02-07 10:44:59














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