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function xinghelv2
n=exp(2.3161*10^(12)*(10^(-21)*(975.8-1804.13674*cos(100/180*pi))^3/1823.15/1823.15/1823.15/26)^(1/2));
equ=sprintf('10^(14.1407+(2*log10(x)+3*log10(0.002)-3.02*0.9733*x+0.8088*0.9733*x^2-3.58*0.9733*0.003-3.1322*0.9733))-n=0');
equ=subs(equ);
s=solve(equ,'x')
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??? Input argument "NEWexpr" is undefined.

Error in ==> sym.subs at 103
msg = inputchk(OLDf,OLDexpr,NEWexpr);

Error in ==> subs at 59
r = subs(sym(f),varargin{:});

Error in ==> xinghelv2 at 4
equ=subs(equ);µÄ´íÎó
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гæ (СÓÐÃûÆø)

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2Â¥: Originally posted by libralibra at 2012-09-05 21:11:41
??? Input argument "NEWexpr" is undefined.
NEWexpr䶨Òå

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3Â¥2012-09-06 09:09:49
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libralibra

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??? Input argument "NEWexpr" is undefined.
NEWexpr䶨Òå
matlab/VB/python/c++/Javaд³ÌÐòÇë·¢QQÓʼþ:790404545@qq.com
2Â¥2012-09-05 21:11:41
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