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 !goto proc
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 !goto proc
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!endif
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!endif
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slib_title=Matrix of covariance
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slib_parms=1\
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slib_parms=1\
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 ,[datax;datay] or [datax],[datay]
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 ,[datax;datay] or [datax],[datay]
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slib_author=Bernadette PERRIN-RIOU
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slib_author=Bernadette PERRIN-RIOU
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slib_out=first line : matrix of  standart covariance sum((x_i-mean_x)*(y_i-mean_y),i=1,n)/n\
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 second line : matrix of covariance  sum((x_i-mean_x)*(y_i-mean_y),i=1,n)/(n-1)
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slib_synomyme =
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slib_comment=Data  can be recognized under many formats, \
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 in particular as a matrix.
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slib_example=[1,2,3];[3,1,9]\
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slib_example=[1,2,3];[3,1,9]\
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[1,2,3;3,1,9]
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[1,2,3;3,1,9]
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slib_require=pari
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slib_require=pari
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!exit
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!exit
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