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  UnconnectedOutputMsg	  warning
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    Block {
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    Block {
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      Inputs		      "+---"
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      SrcPort		      1
      Points		      [20, 0]
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	DstPort			1
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      Points		      [-355, 0; 0, -215]
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      DstPort		      2
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    Line {
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      SrcPort		      1
      Points		      [-240, 0; 0, -140]
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      DstPort		      3
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    Line {
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      SrcPort		      1
      Points		      [-90, 0; 0, -65]
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      DstPort		      4
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    Line {
      SrcBlock		      "Integrato1"
      SrcPort		      1
      Points		      [40, 0]
      Branch {
	Points			[0, 85]
	DstBlock		"Gain3"
	DstPort			1
      }
      Branch {
	DstBlock		"Integrator2"
	DstPort			1
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      SrcPort		      1
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      SrcPort		      1
      DstBlock		      "Sum"
      DstPort		      1
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    Annotation {
      Position		      [52, 37]
      VerticalAlignment	      top
      Text		      "5u(t)"
    }
    Annotation {
      Position		      [202, 97]
      VerticalAlignment	      top
      Text		      "x3dot"
    }
    Annotation {
      Position		      [537, 98]
      VerticalAlignment	      top
      Text		      "x1"
    }
    Annotation {
      Position		      [437, 97]
      VerticalAlignment	      top
      Text		      "x2"
    }
    Annotation {
      Position		      [332, 97]
      VerticalAlignment	      top
      Text		      "x3"
    }
    Annotation {
      Position		      [295, 389]
      FontSize		      12
      Text		      "Simulation diagram for the system of Example "
			      "A.23"
    }
  }
}