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novembering

¾èÖú¹ó±ö (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by novembering at 2016-02-07 10:44:59
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 =mpde(x,t,u,du)
c=1;
f=8.2e-8+(1.56e-6/(1+(5-5*u)^15)) ...

Õâ¸ö³ÌÐòÊÇ´ÓÍøÉÏÕҵģ¬ÎҸоõÎҵı߽çÌõ¼þÓÐÎÊÌ⣬µ¼Ö³öµÄ½á¹ûÓëʵ¼Ê²»·û
3Â¥2016-02-07 10:46:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 3 ¸ö»Ø´ð

novembering

¾èÖú¹ó±ö (СÓÐÃûÆø)

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
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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