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function out = myfunction(in)
if (in>0)
returns = randn(10,3);
m = mean (returns);
c = cov (returns);
portopt(m,c)
else
    plot (1:10)
end
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hzsh2009: ½ð±Ò+1, лл£¡ 2013-04-17 22:36:03
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xzhdty: ½ð±Ò+1, ר¼Ò¿¼ºË, ¸Ðл²ÎÓëллæôÆï½«¾ü 2013-04-17 18:10:54
hzsh2009: ½ð±Ò+3, лл£¡ºÜÏêϸ£¡ 2013-04-17 22:37:07
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4Â¥2013-04-17 15:55:02
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