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hedan1215

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hedan1215

Òø³æ (СÓÐÃûÆø)

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theta=[0:0.02:3*pi];
x=2*pi*5*sin(theta)/0.63;
B=besselj(1,x);
c=(2*B/x)^2;
y=diff(c,x);
ezplot('y¡¯)
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2Â¥2010-06-03 21:00:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

change0618

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

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¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
robert2020(½ð±Ò+1):¶àлÌṩ½â´ð£¬»¶Ó­³£À´·ÂտģÄâ°æ½»Á÷£¡ 2010-06-04 22:45:45
syms theta x B c y
x=2*pi*5*sin(theta)/0.63;
B=besselj(1,x);
c=(2*B/x)^2;
y=diff(c,1);
ezplot(y)

[ Last edited by change0618 on 2010-6-3 at 23:22 ]
3Â¥2010-06-03 23:15:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

change0618

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

·½ÕÉ´óʦ

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
zzuwangshilei:¶àл»ý¼«²ÎÓë 2010-06-04 11:13:55
robert2020(½ð±Ò+1): 2010-06-04 22:46:21
syms x B c y
B=besselj(1,x);
c=(2*B/x)^2;
y=diff(c,1);
ezplot(y)
figure
ezplot(c)

[ Last edited by change0618 on 2010-6-3 at 23:23 ]
4Â¥2010-06-03 23:20:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hedan1215

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
Originally posted by change0618 at 2010-06-03 23:15:05:
syms theta x B c y
x=2*pi*5*sin(theta)/0.63;
B=besselj(1,x);
c=(2*B/x)^2;
y=diff(c,1);
ezplot(y)

[ Last edited by change0618 on 2010-6-3 at 23:22 ]

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