นิพจน์ 13: "L" equals left bracket, 0 , ... , "W" "H" minus 1 , right bracketL=0,...,WH−1
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นิพจน์ 14: "X" left parenthesis, "n" , right parenthesis equals mod left parenthesis, "n" , "W" , right parenthesisXn=modn,W
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นิพจน์ 15: "Y" left parenthesis, "n" , right parenthesis equals floor left parenthesis, StartFraction, "n" Over "W" , EndFraction , right parenthesisYn=floornW
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นิพจน์ 16: left parenthesis, "X" left parenthesis, "L" , right parenthesis , "Y" left parenthesis, "L" , right parenthesis , right parenthesisXL,YL
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นิพจน์ 17: polygon left parenthesis, left parenthesis, negative StartFraction, "s" Over "W" , EndFraction plus "X" left parenthesis, "L" , right parenthesis , negative StartFraction, "s" Over "H" , EndFraction plus "Y" left parenthesis, "L" , right parenthesis , right parenthesis , left parenthesis, StartFraction, "s" Over "W" , EndFraction plus "X" left parenthesis, "L" , right parenthesis , negative StartFraction, "s" Over "H" , EndFraction plus "Y" left parenthesis, "L" , right parenthesis , right parenthesis , left parenthesis, StartFraction, "s" Over "W" , EndFraction plus "X" left parenthesis, "L" , right parenthesis , StartFraction, "s" Over "H" , EndFraction plus "Y" left parenthesis, "L" , right parenthesis , right parenthesis , left parenthesis, negative StartFraction, "s" Over "W" , EndFraction plus "X" left parenthesis, "L" , right parenthesis , StartFraction, "s" Over "H" , EndFraction plus "Y" left parenthesis, "L" , right parenthesis , right parenthesis , right parenthesispolygon−sW+XL,−sH+YL,sW+XL,−sH+YL,sW+XL,sH+YL,−sW+XL,sH+YL
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นิพจน์ 18: "s" equals StartFraction, "W" Over 2 , EndFractions=W2
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นิพจน์ 19: "n" equals 51n=51
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นิพจน์ 20: "c" Subscript, 1 , Baseline equals rgb left parenthesis, 255 "e" Subscript, 1 , Baseline , 0 , 255 left parenthesis, 1 minus "e" Subscript, 1 , Baseline , right parenthesis , right parenthesisc1=rgb255e1,0,2551−e1
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นิพจน์ 21: "e" Subscript, 1 , Baseline equals total left parenthesis, StartFraction, 2 Over StartRoot, left parenthesis, "X" left parenthesis, "L" , right parenthesis minus "a" Subscript, 1 , Baseline , right parenthesis squared plus left parenthesis, "Y" left parenthesis, "L" , right parenthesis minus "b" Subscript, 1 , Baseline , right parenthesis squared , EndRoot , EndFraction , StartFraction, 4 Over StartRoot, left parenthesis, "X" left parenthesis, "L" , right parenthesis minus "a" Subscript, 2 , Baseline , right parenthesis squared plus left parenthesis, "Y" left parenthesis, "L" , right parenthesis minus "b" Subscript, 2 , Baseline , right parenthesis squared , EndRoot , EndFraction , right parenthesise1=total2XL−a12+YL−b12,4XL−a22+YL−b22