function?f?=?Chebyshev（ykx0）
syms?t;
T（1:k+1）?=?t;
T（1）?=?1;
T（2）?=?t;
c（1:k+1）?=?0.0;

c（1）=int（subs（yfindsym（sym（y））sym（‘t‘））*T（1）/sqrt（1-t^2）t-11）/pi;
c（2）=2*int（subs（yfindsym（sym（y））sym（‘t‘））*T（2）/sqrt（1-t^2）t-11）/pi;
f?=?c（1）+c（2）*t;

for?i=3:k+1
????T（i）?=?2*t*T（i-1）-T（i-2）;
????c（i）?=?2*int（subs（yfindsym（sym（y））sym（‘t‘））*T（i）/sqrt（1-t^2）t-11）/2;
????f?=?f?+?c（i）*T（i）;
????f?=?vpa（f6）;
????
????if（i==k+1）
????????if（nargin?==?3）
????????????f?=?subs（f‘t‘x0）;
????????else
????????????f?=?vpa（f6）;
????????end
????end
end

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????575??2006-11-25?02:13??函數(shù)逼近\Chebyshev.m

?????文件????????136??2006-11-25?01:27??函數(shù)逼近\DFF.m

?????文件????????303??2007-03-17?13:16??函數(shù)逼近\FZZ.m

?????文件????????526??2006-11-25?02:14??函數(shù)逼近\Legendre.m

?????文件???????2997??2008-04-09?23:51??函數(shù)逼近\lmz.m

?????文件????????408??2008-04-09?23:56??函數(shù)逼近\LZXEC.m

?????文件????????472??2007-02-26?11:01??函數(shù)逼近\multifit.m

?????文件????????780??2006-11-25?01:58??函數(shù)逼近\Pade.m

?????文件???????1728??2008-04-09?23:49??函數(shù)逼近\SmartBJ.m

?????文件???????1991??2008-04-09?23:50??函數(shù)逼近\SmartYTBJ.m

?????文件????????492??2008-04-09?23:52??函數(shù)逼近\ZJPF.m

?????文件???????1350??2008-04-09?23:50??函數(shù)逼近\ZJZXEC.m

?????目錄??????????0??2010-08-29?16:12??函數(shù)逼近

-----------?---------??----------?-----??----

????????????????11758????????????????????13