Expression 7: "s" Subscript, 1 , Baseline left parenthesis, "x" , right parenthesis equals "x" times "s"s1x=x·s
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Expression 8: "s" Subscript, 2 , Baseline left parenthesis, "x" , right parenthesis equals "x" times "t"s2x=x·t
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Expression 9: "d" left parenthesis, "x" , "y" , right parenthesis equals min left parenthesis, StartRoot, "s" Subscript, 1 , Baseline left parenthesis, "x" , right parenthesis squared plus "s" Subscript, 2 , Baseline left parenthesis, "y" , right parenthesis squared , EndRoot , StartFraction, 1 Over StartRoot, "w" , EndRoot , EndFraction , right parenthesisdx,y=mins1x2+s2y2,1w
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Label: left parenthesis, StartFraction, "F" Over 1 , EndFraction , 1 , right parenthesisF1,1