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tianya_0818

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constant k1=97.2941,k2=0.0223,h1=1.9633e-3
variable t,h2=h1-x*tan(pi/18)
Dx=k1*h2^2*D2x/(h1+h2)+k2*sqrt(D2x)
plot(t,x)
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ccyzrb

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2Â¥2012-07-31 16:22:45
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tianya_0818

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ÒýÓûØÌû:
2Â¥: Originally posted by ccyzrb at 2012-07-31 16:22:45
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3Â¥2012-07-31 20:04:45
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dingd

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4Â¥2012-08-01 10:02:16
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ccyzrb

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ÒýÓûØÌû:
3Â¥: Originally posted by tianya_0818 at 2012-07-31 20:04:45
ʽ×ÓûÓÐÎÊÌ⣬Õâλ´óÏÀ¾õµÃÔÚÔËÐйý³ÌÖгöÏÖÁËʲôÎÊÌâÂð£¿...

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5Â¥2012-08-01 12:46:40
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tianya_0818

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ÒýÓûØÌû:
4Â¥: Originally posted by dingd at 2012-08-01 10:02:16
һ¥µÄºÃÏñ²»Ì«¶Ô£¬Dx£¬D2xÊÇʲô°¡£¿

DxÊÇxµÄÒ»½×µ¼Êý£¬D2xÊÇxµÄ¶þ½×µ¼Êý£¬ÎÒÖ»ÊÇΪÁËÃèÊöµÄ·½±ã£¨Ê¹ÓÃMATLAB)
6Â¥2012-08-01 21:32:25
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dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

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CODE:
constant k1=97.2941,k2=0.0223,h1=1.9633e-3;
ConstStr h2=h1-x*tan(pi/18);
variable t=[-2,2], x=-5.5, x'=0.5;
Plot x;
ODEFunction x''=(x'-k1*h2^2*x''/(h1+h2)/k2)^2;

7Â¥2012-08-02 15:10:16
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tianya_0818

Òø³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
7Â¥: Originally posted by dingd at 2012-08-02 15:10:16
Ó¦¸ÃÊǶþ½×Òþʽ³£Î¢·ÖÎÊÌâÁË£¬ÏÂÃæ´úÂ빩²Î¿¼£º

constant k1=97.2941,k2=0.0223,h1=1.9633e-3;
ConstStr h2=h1-x*tan(pi/18);
variable t=, x=-5.5, x'=0.5;
Plot x;
ODEFunction x''=(x'-k1*h2^2*x''/(h1+h ...

ÊÇÕâλ´óÏÀËù˵µÄ£¬Äܲ»ÄܰïÎÒÔÚ1stoptÖÐ×ßÒ»ÏÂÕâ¸ö³ÌÐò£¬²»Ê¤¸Ð¼¤£¡
8Â¥2012-08-02 18:22:27
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tianya_0818

Òø³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
7Â¥: Originally posted by dingd at 2012-08-02 15:10:16
Ó¦¸ÃÊǶþ½×Òþʽ³£Î¢·ÖÎÊÌâÁË£¬ÏÂÃæ´úÂ빩²Î¿¼£º

constant k1=97.2941,k2=0.0223,h1=1.9633e-3;
ConstStr h2=h1-x*tan(pi/18);
variable t=, x=-5.5, x'=0.5;
Plot x;
ODEFunction x''=(x'-k1*h2^2*x''/(h1+h ...

Õâλ´óÏÀÌṩµÄ³ÌÐòÎÒÔÚ1stoptÖÐΪʲôûÓнá¹ûÄØ£¿ÊDz»ÊÇÕâ¸öÈí¼þ½â¾ö²»ÁËÕâÑùµÄÎÊÌ⣬ллÄúµÄ»Ø¸´£¬²»Ê¤¸Ð¼¤£¡
9Â¥2012-08-07 10:00:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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