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一个实例说明曲线之间的填充问题。0 A0 R" ~3 I9 F3 k
clear;clc;; t% y, q7 X( @$ ]
x=0:0.01:pi;4 E+ Y* ~: B {4 [' l9 X9 u
ls=length(x);
" v; {& d9 ^ \0 Z% My1=(x-pi/2).^2;* M1 x/ k. I$ u# i$ X1 S: D
y2=sin(x);
, \ b% n- w& B$ {' j' b( k0 R9 whold on;
% s7 X p E& u( hplot(x,y1);( a; T: H* V, Z! q& {" \
plot(x,y2);" B D1 U+ `; L+ Y# Q5 J
maxY=max([y1;y2]);
# w {: v+ `& k6 P+ u+ {, m) dminY=min([y1;y2]); 3 M3 `* h# t+ @9 h; u# d S
yFill=[maxY,fliplr(minY)];
8 m; C. ^! {& Q* M4 i' i; ixFill=[x,fliplr(x)];
4 o: ~8 C! q/ Wfill(xFill,yFill,'y'); {2 I. _" Q' L: V2 E n
hold off7 t1 H( `7 a s! g5 m; I! e
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