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jjdg(½ð±Ò+1): ¸Ðл²ÎÓë 2011-11-21 11:19:50
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1Â¥: Originally posted by phyzlc at 2011-11-20 10:35:31:
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zhangzhiguang

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phyzlc(½ð±Ò+10): ·Ç³£¸Ðл£¬ÏÈѧϰһÏ£¬ÔÙÏòÄúÇë½Ì¡£ 2011-11-22 16:21:20
ÓàÔó³É(½ð±Ò+1): лл²ÎÓëÓ¦Öú£¡ 2011-12-02 17:32:32
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5Â¥2011-11-22 13:35:16
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jjdg(½ð±Ò+1): ¸Ðл²ÎÓë 2011-11-22 20:43:16
ÀûÓöþά»æÍ¼º¯Êýpatch£¬ÎÒÃǿɻæÖÆÌî³äͼ£®»æÖÆÌî³äͼµÄÁíÒ»¸öº¯ÊýΪfill£®

ÏÂÃæµÄÀý×Ó»æ³öÁ˺¯Êýhumps£¨Ò»¸öMatlabÑÝʾº¯Êý£©ÔÚÖ¸¶¨ÇøÓòÄڵĺ¯ÊýͼÐΣ®

Àý10£ºÓú¯Êýpatch»æÖÆÌî³äͼ

fplot('humps',[0,2],'b')

hold on

patch([0.5 0.5:0.02:1 1],[0 humps(0.5:0.02:1) 0],'r');

hold off

title('A region under an interesting function.')

grid


ͼ4.1.6.1Ìî³äͼ



ÎÒÃÇ»¹¿ÉÒÔÓú¯ÊýfillÀ´»æÖÆÀàËÆµÄÌî³äͼ£®

Àý11£ºÓú¯Êýfill»æÖÆÌî³äͼ

x=0:pi/60:2*pi;

y=sin(x);

x1=0:pi/60:1;

y1=sin(x1);

plot(x,y,'r');

hold on

fill([x1 1],[y1 0],'g')


ͼ4.1.6.2Ìî³äͼ
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