layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x50
  RenderBlock {HTML} at (0,0) size 800x51
    RenderBody {BODY} at (8,8) size 784x35
      RenderMathMLMath {math} at (0,0) size 784x35
        RenderMathMLOperator {mo} at (192,2) size 25x31
          RenderBlock (anonymous) at (0,0) size 11x16
            RenderText {#text} at (0,0) size 11x16
              text run at (0,0) width 11: "\x{2211}"
        RenderMathMLOperator {mo} at (216,0) size 15x35
          RenderBlock (anonymous) at (0,0) size 9x19
            RenderText {#text} at (0,3) size 9x16
              text run at (0,3) width 9: "\x{222B}"
        RenderMathMLOperator {mo} at (230,0) size 20x35
          RenderBlock (anonymous) at (0,0) size 15x19
            RenderText {#text} at (0,3) size 15x16
              text run at (0,3) width 15: "\x{222C}"
        RenderMathMLOperator {mo} at (249,0) size 28x35
          RenderBlock (anonymous) at (0,0) size 20x19
            RenderText {#text} at (0,3) size 20x16
              text run at (0,3) width 20: "\x{222D}"
        RenderMathMLOperator {mo} at (276,8) size 28x18
          RenderBlock (anonymous) at (0,0) size 26x19
            RenderText {#text} at (0,3) size 26x16
              text run at (0,3) width 26: "\x{2A0C}"
        RenderMathMLOperator {mo} at (303,2) size 38x31
          RenderBlock (anonymous) at (0,0) size 14x13
            RenderText {#text} at (0,-1) size 14x16
              text run at (0,-1) width 14: "\x{2A01}"
        RenderMathMLOperator {mo} at (340,0) size 15x35
          RenderBlock (anonymous) at (0,0) size 10x19
            RenderText {#text} at (0,3) size 10x16
              text run at (0,3) width 10: "\x{222E}"
        RenderMathMLOperator {mo} at (354,0) size 21x35
          RenderBlock (anonymous) at (0,0) size 15x19
            RenderText {#text} at (0,3) size 15x16
              text run at (0,3) width 15: "\x{222F}"
        RenderMathMLOperator {mo} at (374,0) size 27x35
          RenderBlock (anonymous) at (0,0) size 21x19
            RenderText {#text} at (0,3) size 21x16
              text run at (0,3) width 21: "\x{2230}"
        RenderMathMLOperator {mo} at (400,2) size 26x31
          RenderBlock (anonymous) at (0,0) size 12x13
            RenderText {#text} at (0,0) size 12x16
              text run at (0,0) width 12: "\x{22C3}"
        RenderMathMLOperator {mo} at (425,2) size 27x31
          RenderBlock (anonymous) at (0,0) size 11x13
            RenderText {#text} at (0,0) size 11x16
              text run at (0,0) width 11: "\x{22C0}"
        RenderMathMLOperator {mo} at (451,2) size 26x31
          RenderBlock (anonymous) at (0,0) size 11x13
            RenderText {#text} at (0,0) size 11x16
              text run at (0,0) width 11: "\x{22C1}"
        RenderMathMLOperator {mo} at (476,2) size 26x31
          RenderBlock (anonymous) at (0,0) size 12x13
            RenderText {#text} at (0,0) size 12x16
              text run at (0,0) width 12: "\x{22C2}"
        RenderMathMLOperator {mo} at (501,2) size 38x31
          RenderBlock (anonymous) at (0,0) size 14x13
            RenderText {#text} at (0,-1) size 14x16
              text run at (0,-1) width 14: "\x{2A02}"
        RenderMathMLOperator {mo} at (538,2) size 27x31
          RenderBlock (anonymous) at (0,0) size 13x16
            RenderText {#text} at (0,0) size 13x16
              text run at (0,0) width 13: "\x{220F}"
        RenderMathMLOperator {mo} at (564,2) size 28x31
          RenderBlock (anonymous) at (0,0) size 13x16
            RenderText {#text} at (0,0) size 13x16
              text run at (0,0) width 13: "\x{2210}"