layer at (0,0) size 785x836
  RenderView at (0,0) size 785x600
layer at (0,0) size 785x836
  RenderBlock {HTML} at (0,0) size 785x836
    RenderBody {BODY} at (8,16) size 769x804
      RenderBlock {P} at (0,0) size 769x35
        RenderMathMLMath {math} at (0,22) size 26x8
          RenderMathMLRow {mrow} at (0,0) size 26x8
            RenderMathMLOperator {mo} at (0,0) size 26x5
              RenderBlock (anonymous) at (0,0) size 2x2
                RenderText {#text} at (0,-4) size 2x10
                  text run at (0,-4) width 2: "\x{219F}"
        RenderText {#text} at (25,15) size 5x19
          text run at (25,15) width 5: " "
        RenderMathMLMath {math} at (29,10) size 48x20
          RenderMathMLRow {mrow} at (0,0) size 47x20
            RenderMathMLOperator {mo} at (0,0) size 47x20
              RenderBlock (anonymous) at (0,0) size 2x2
                RenderText {#text} at (0,-4) size 2x10
                  text run at (0,-4) width 2: "\x{219F}"
        RenderText {#text} at (76,15) size 5x19
          text run at (76,15) width 5: " "
        RenderMathMLMath {math} at (80,0) size 47x30
          RenderMathMLRow {mrow} at (0,0) size 47x30
            RenderMathMLOperator {mo} at (0,0) size 47x30
              RenderBlock (anonymous) at (0,0) size 2x2
                RenderText {#text} at (0,-4) size 2x10
                  text run at (0,-4) width 2: "\x{219F}"
        RenderText {#text} at (0,0) size 0x0
      RenderBlock {P} at (0,51) size 769x155
        RenderMathMLMath {math} at (0,0) size 47x150
          RenderMathMLRow {mrow} at (0,0) size 47x150
            RenderMathMLOperator {mo} at (0,0) size 47x150
              RenderBlock (anonymous) at (0,0) size 2x2
                RenderText {#text} at (0,-4) size 2x10
                  text run at (0,-4) width 2: "\x{219F}"
        RenderText {#text} at (0,0) size 0x0
      RenderBlock {P} at (0,222) size 769x582
        RenderMathMLMath {math} at (0,0) size -20946426x577
          RenderMathMLRow {mrow} at (0,0) size -20946426x577
            RenderMathMLOperator {mo} at (0,0) size -20946426x1
              RenderBlock (anonymous) at (0,0) size 10x6
                RenderText {#text} at (0,0) size 10x10
                  text run at (0,0) width 10: "\x{2A1B}"
        RenderText {#text} at (0,0) size 0x0