book/figs/model.svg

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!-- Created with Inkscape (http://www.inkscape.org/) -->

<svg
   xmlns:dc="http://purl.org/dc/elements/1.1/"
   xmlns:cc="http://creativecommons.org/ns#"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns:svg="http://www.w3.org/2000/svg"
   xmlns="http://www.w3.org/2000/svg"
   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
   width="230.5"
   height="90.5"
   id="svg2"
   version="1.1"
   inkscape:version="0.48.3.1 r9886"
   sodipodi:docname="model.svg"
   inkscape:export-filename="/home/downey/complexity/trunk/figs/model.png"
   inkscape:export-xdpi="200"
   inkscape:export-ydpi="200">
  <sodipodi:namedview
     id="base"
     pagecolor="#ffffff"
     bordercolor="#666666"
     borderopacity="1.0"
     inkscape:pageopacity="0.0"
     inkscape:pageshadow="2"
     inkscape:zoom="2.2638889"
     inkscape:cx="120.25"
     inkscape:cy="-5.6334432"
     inkscape:document-units="px"
     inkscape:current-layer="layer1"
     showgrid="true"
     units="in"
     inkscape:snap-bbox="true"
     inkscape:snap-grids="true"
     inkscape:window-width="1280"
     inkscape:window-height="947"
     inkscape:window-x="0"
     inkscape:window-y="24"
     inkscape:window-maximized="1"
     inkscape:snap-global="false">
    <inkscape:grid
       spacingy="10px"
       spacingx="10px"
       snapvisiblegridlinesonly="true"
       enabled="true"
       visible="true"
       empspacing="10"
       id="grid2832"
       type="xygrid" />
  </sodipodi:namedview>
  <defs
     id="defs4">
    <marker
       inkscape:stockid="Arrow1Send"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Send"
       style="overflow:visible">
      <path
         id="path3721"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.2,0,0,-0.2,-1.2,0)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Mend"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Mend"
       style="overflow:visible">
      <path
         id="path3715"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.4,0,0,-0.4,-4,0)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Mstart"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Mstart"
       style="overflow:visible">
      <path
         id="path3712"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(0.4,0,0,0.4,4,0)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Sstart"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Sstart"
       style="overflow:visible">
      <path
         id="path3718"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(0.2,0,0,0.2,1.2,0)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Lstart"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Lstart"
       style="overflow:visible">
      <path
         id="path3706"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(0.8,0,0,0.8,10,0)" />
    </marker>
    <marker
       style="overflow:visible"
       id="Arrow1Lend"
       refX="0"
       refY="0"
       orient="auto"
       inkscape:stockid="Arrow1Lend">
      <path
         transform="matrix(-0.8,0,0,-0.8,-10,0)"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         id="path3709" />
    </marker>
    <inkscape:perspective
       id="perspective10"
       inkscape:persp3d-origin="372.04724 : 350.78739 : 1"
       inkscape:vp_z="744.09448 : 526.18109 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_x="0 : 526.18109 : 1"
       sodipodi:type="inkscape:persp3d" />
    <inkscape:perspective
       sodipodi:type="inkscape:persp3d"
       inkscape:vp_x="0 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       id="perspective2842" />
    <inkscape:perspective
       sodipodi:type="inkscape:persp3d"
       inkscape:vp_x="0 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       id="perspective2867" />
    <inkscape:perspective
       sodipodi:type="inkscape:persp3d"
       inkscape:vp_x="0 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       id="perspective2894" />
    <inkscape:perspective
       sodipodi:type="inkscape:persp3d"
       inkscape:vp_x="0 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       id="perspective2894-7" />
    <inkscape:perspective
       sodipodi:type="inkscape:persp3d"
       inkscape:vp_x="0 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       id="perspective2894-3" />
    <marker
       style="overflow:visible"
       id="Arrow1LendX"
       refX="0"
       refY="0"
       orient="auto"
       inkscape:stockid="Arrow1LendX">
      <path
         transform="matrix(-0.8,0,0,-0.8,-10,0)"
         style="fill:#0000ff;fill-rule:evenodd;stroke:#0000ff;stroke-width:1pt;marker-start:none"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         id="path4162" />
    </marker>
    <inkscape:perspective
       id="perspective4216"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_x="0 : 0.5 : 1"
       sodipodi:type="inkscape:persp3d" />
    <marker
       style="overflow:visible"
       id="Arrow1LendX-6"
       refX="0"
       refY="0"
       orient="auto"
       inkscape:stockid="Arrow1LendX">
      <path
         transform="matrix(-0.8,0,0,-0.8,-10,0)"
         style="fill:#0000ff;fill-rule:evenodd;stroke:#0000ff;stroke-width:1pt;marker-start:none"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         id="path4162-6" />
    </marker>
    <inkscape:perspective
       id="perspective4252"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_x="0 : 0.5 : 1"
       sodipodi:type="inkscape:persp3d" />
    <inkscape:perspective
       id="perspective4279"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_x="0 : 0.5 : 1"
       sodipodi:type="inkscape:persp3d" />
    <marker
       inkscape:stockid="Arrow1SendN"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1SendN"
       style="overflow:visible">
      <path
         id="path6211"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill:#0000ff;fill-rule:evenodd;stroke:#0000ff;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.2,0,0,-0.2,-1.2,0)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1SendI"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1SendI"
       style="overflow:visible">
      <path
         id="path6316"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill:#0000ff;fill-rule:evenodd;stroke:#0000ff;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.2,0,0,-0.2,-1.2,0)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Mstart6"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Mstart6"
       style="overflow:visible">
      <path
         id="path6425"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill:#0000ff;fill-rule:evenodd;stroke:#0000ff;stroke-width:1pt;marker-start:none"
         transform="matrix(0.4,0,0,0.4,4,0)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Mende"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Mende"
       style="overflow:visible">
      <path
         id="path6428"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill:#0000ff;fill-rule:evenodd;stroke:#0000ff;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.4,0,0,-0.4,-4,0)" />
    </marker>
    <inkscape:perspective
       id="perspective6515"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_x="0 : 0.5 : 1"
       sodipodi:type="inkscape:persp3d" />
    <marker
       inkscape:stockid="Arrow1Mstart6"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Mstart6-6"
       style="overflow:visible">
      <path
         id="path6425-7"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill:#0000ff;fill-rule:evenodd;stroke:#0000ff;stroke-width:1pt;marker-start:none"
         transform="matrix(0.4,0,0,0.4,4,0)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Mende"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Mende-9"
       style="overflow:visible">
      <path
         id="path6428-8"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill:#0000ff;fill-rule:evenodd;stroke:#0000ff;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.4,0,0,-0.4,-4,0)" />
    </marker>
    <inkscape:perspective
       id="perspective6549"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_x="0 : 0.5 : 1"
       sodipodi:type="inkscape:persp3d" />
    <inkscape:perspective
       id="perspective6574"
       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
       inkscape:vp_z="1 : 0.5 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_x="0 : 0.5 : 1"
       sodipodi:type="inkscape:persp3d" />
  </defs>
  <metadata
     id="metadata7">
    <rdf:RDF>
      <cc:Work
         rdf:about="">
        <dc:format>image/svg+xml</dc:format>
        <dc:type
           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
        <dc:title></dc:title>
      </cc:Work>
    </rdf:RDF>
  </metadata>
  <g
     transform="translate(-59.75,-822.10974)"
     id="layer1"
     inkscape:groupmode="layer"
     inkscape:label="Layer 1">
    <rect
       style="opacity:0.28048778;fill:#0000ff;fill-opacity:1;fill-rule:nonzero;stroke:#0000ff;stroke-width:0.5;stroke-linecap:round;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
       id="rect4269"
       width="230"
       height="30"
       x="60"
       y="822.35974"
       ry="8.003974" />
    <text
       id="text2824"
       y="842.18982"
       x="208.82227"
       style="font-size:12px;font-style:normal;font-weight:normal;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       xml:space="preserve"><tspan
         y="842.18982"
         x="208.82227"
         id="tspan2826"
         sodipodi:role="line">Behavior</tspan></text>
    <text
       id="text2824-0"
       y="842.18982"
       x="85.095703"
       style="font-size:12px;font-style:normal;font-weight:normal;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       xml:space="preserve"><tspan
         y="842.18982"
         x="85.095703"
         id="tspan2826-3"
         sodipodi:role="line">Model</tspan></text>
    <path
       id="path2929"
       d="m 135.85441,838.30988 60.89508,0 0,0"
       style="fill:#0000ff;stroke:#0000ff;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;marker-end:url(#Arrow1SendN)" />
    <text
       xml:space="preserve"
       style="font-size:12px;font-style:normal;font-weight:normal;line-height:125%;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="144.70853"
       y="834.19061"
       id="text4236"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan4238"
         x="144.70853"
         y="834.19061"
         style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;fill:#0000ff;fill-opacity:1;font-family:FreeSans;-inkscape-font-specification:FreeSans">derivation</tspan></text>
    <text
       xml:space="preserve"
       style="font-size:12px;font-style:normal;font-weight:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="130.72046"
       y="165.73486"
       id="text4240"
       sodipodi:linespacing="125%"
       transform="translate(0,782.35975)"><tspan
         sodipodi:role="line"
         id="tspan4242"
         x="130.72046"
         y="165.73486" /></text>
    <rect
       style="opacity:0.28048778;fill:#0000ff;fill-opacity:1;fill-rule:nonzero;stroke:#0000ff;stroke-width:0.5;stroke-linecap:round;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
       id="rect4269-7"
       width="230"
       height="30"
       x="60"
       y="882.35974"
       ry="8.003974" />
    <text
       id="text2828"
       y="902.18982"
       x="209.32617"
       style="font-size:12px;font-style:normal;font-weight:normal;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       xml:space="preserve"><tspan
         y="902.18982"
         x="209.32617"
         id="tspan2830"
         sodipodi:role="line">Observable</tspan></text>
    <text
       id="text2828-4"
       y="902.35974"
       x="80"
       style="font-size:12px;font-style:normal;font-weight:normal;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       xml:space="preserve"><tspan
         y="902.35974"
         x="80"
         id="tspan2830-0"
         sodipodi:role="line">System</tspan></text>
    <path
       id="path2929-1"
       d="m 135.79958,898.96 60.89508,0 0,0"
       style="fill:#0000ff;stroke:#0000ff;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;marker-end:url(#Arrow1SendI)" />
    <text
       xml:space="preserve"
       style="font-size:12px;font-style:normal;font-weight:normal;line-height:125%;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="137.93622"
       y="893.9798"
       id="text4236-2"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan4238-1"
         x="137.93622"
         y="893.9798"
         style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;fill:#0000ff;fill-opacity:1;font-family:FreeSans;-inkscape-font-specification:FreeSans">observation</tspan></text>
    <path
       style="fill:none;stroke:#0000ff;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:1, 1;stroke-dashoffset:0;marker-start:url(#Arrow1Mstart6);marker-end:url(#Arrow1Mende)"
       d="m 100,70 0,30"
       id="path4315"
       transform="translate(0,782.35975)" />
    <path
       style="fill:none;stroke:#0000ff;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:1, 1;stroke-dashoffset:0;marker-start:url(#Arrow1Mstart6);marker-end:url(#Arrow1Mende)"
       d="m 240,852.35975 0,30"
       id="path4315-6" />
    <text
       xml:space="preserve"
       style="font-size:12px;font-style:normal;font-weight:normal;line-height:125%;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="102.65926"
       y="870.97968"
       id="text4236-2-3"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan4238-1-8"
         x="102.65926"
         y="870.97968"
         style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;fill:#0000ff;fill-opacity:1;font-family:FreeSans;-inkscape-font-specification:FreeSans">abstraction</tspan></text>
    <text
       xml:space="preserve"
       style="font-size:12px;font-style:normal;font-weight:normal;line-height:125%;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="241.85931"
       y="870.77972"
       id="text4236-2-3-3"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan4238-1-8-5"
         x="241.85931"
         y="870.77972"
         style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;fill:#0000ff;fill-opacity:1;font-family:FreeSans;-inkscape-font-specification:FreeSans">analogy</tspan></text>
  </g>
</svg>