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                        <item name="CustomForeColour" type_name="gh_drawing_color" type_code="36">
                          <ARGB>255;0;0;0</ARGB>
                        </item>
                        <item name="CustomBackColour" type_name="gh_drawing_color" type_code="36">
                          <ARGB>255;255;250;90</ARGB>
                        </item>
                        <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                          <X>1730.816</X>
                          <Y>1890.423</Y>
                          <W>260</W>
                          <H>25</H>
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            <chunk name="Object" index="14">
              <items count="2">
                <item name="GUID" type_name="gh_guid" type_code="9">59e0b89a-e487-49f8-bab8-b5bab16be14c</item>
                <item name="Name" type_name="gh_string" type_code="10">Panel</item>
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              <chunks count="1">
                <chunk name="Container">
                  <items count="14">
                    <item name="Name" type_name="gh_string" type_code="10">Panel</item>
                    <item name="NickName" type_name="gh_string" type_code="10"></item>
                    <item name="Description" type_name="gh_string" type_code="10">A panel for custom notes and String values</item>
                    <item name="InstanceGuid" type_name="gh_guid" type_code="9">47db8056-0098-4150-9fe4-8c8408d4ee07</item>
                    <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                    <item name="Source" index="0" type_name="gh_guid" type_code="9">ed521673-a0b8-406a-903d-a158287a0212</item>
                    <item name="UserText" type_name="gh_string" type_code="10">Double click to edit panel content…</item>
                    <item name="MultilineData" type_name="gh_bool" type_code="1">true</item>
                    <item name="EntryNumbers" type_name="gh_bool" type_code="1">false</item>
                    <item name="DrawPaths" type_name="gh_bool" type_code="1">false</item>
                    <item name="Alignment" type_name="gh_int32" type_code="3">1</item>
                    <item name="ScrollRatio" type_name="gh_double" type_code="6">0</item>
                    <item name="StreamContents" type_name="gh_bool" type_code="1">false</item>
                    <item name="StreamDestination" type_name="gh_string" type_code="10"></item>
                  </items>
                  <chunks count="1">
                    <chunk name="Attributes">
                      <items count="3">
                        <item name="CustomForeColour" type_name="gh_drawing_color" type_code="36">
                          <ARGB>255;0;0;0</ARGB>
                        </item>
                        <item name="CustomBackColour" type_name="gh_drawing_color" type_code="36">
                          <ARGB>255;255;250;90</ARGB>
                        </item>
                        <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                          <X>1727.81</X>
                          <Y>2164.796</Y>
                          <W>265</W>
                          <H>69</H>
                        </item>
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                    </chunk>
                  </chunks>
                </chunk>
              </chunks>
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            <chunk name="Object" index="15">
              <items count="2">
                <item name="GUID" type_name="gh_guid" type_code="9">2f77b45b-034d-4053-8872-f38d87cbc676</item>
                <item name="Name" type_name="gh_string" type_code="10">F3</item>
              </items>
              <chunks count="1">
                <chunk name="Container">
                  <items count="4">
                    <item name="Name" type_name="gh_string" type_code="10">F3</item>
                    <item name="NickName" type_name="gh_string" type_code="10">F(x,y,z)</item>
                    <item name="Description" type_name="gh_string" type_code="10">A function of three variables; {x,y,z}.</item>
                    <item name="InstanceGuid" type_name="gh_guid" type_code="9">c50b5040-810e-4063-907b-1ae2739b09d1</item>
                  </items>
                  <chunks count="6">
                    <chunk name="Attributes">
                      <items count="2">
                        <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                          <X>2114</X>
                          <Y>1967</Y>
                        </item>
                        <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                          <X>2085</X>
                          <Y>1925</Y>
                          <W>54</W>
                          <H>84</H>
                        </item>
                      </items>
                    </chunk>
                    <chunk name="param_input" index="0">
                      <items count="7">
                        <item name="Name" type_name="gh_string" type_code="10">Function</item>
                        <item name="NickName" type_name="gh_string" type_code="10">F</item>
                        <item name="Description" type_name="gh_string" type_code="10">Expression to solve</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">6ba49245-dd21-4bcf-9250-1472c3465325</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                        <item name="Source" index="0" type_name="gh_guid" type_code="9">fefab767-1d4d-4698-bc19-46e2473a261f</item>
                        <item name="Equation" type_name="gh_string" type_code="10">x &amp; " " &amp; y &amp; " " &amp; z</item>
                      </items>
                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
                            <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                              <X>2094.5</X>
                              <Y>1937</Y>
                            </item>
                            <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                              <X>2087</X>
                              <Y>1927</Y>
                              <W>12</W>
                              <H>20</H>
                            </item>
                          </items>
                        </chunk>
                      </chunks>
                    </chunk>
                    <chunk name="param_input" index="1">
                      <items count="6">
                        <item name="Name" type_name="gh_string" type_code="10">Variable x</item>
                        <item name="NickName" type_name="gh_string" type_code="10">x</item>
                        <item name="Description" type_name="gh_string" type_code="10">Variable #1</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">c5d1b9e3-ebfa-430e-9ff8-14dc46dd4d82</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                        <item name="Source" index="0" type_name="gh_guid" type_code="9">71df5f83-6069-4815-b1ff-eb257ffbd433</item>
                      </items>
                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
                            <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                              <X>2094.5</X>
                              <Y>1957</Y>
                            </item>
                            <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                              <X>2087</X>
                              <Y>1947</Y>
                              <W>12</W>
                              <H>20</H>
                            </item>
                          </items>
                        </chunk>
                      </chunks>
                    </chunk>
                    <chunk name="param_input" index="2">
                      <items count="6">
                        <item name="Name" type_name="gh_string" type_code="10">Variable y</item>
                        <item name="NickName" type_name="gh_string" type_code="10">y</item>
                        <item name="Description" type_name="gh_string" type_code="10">Variable #2</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">81afe608-67d0-4b88-bbcc-b5a2adbe2e91</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                        <item name="Source" index="0" type_name="gh_guid" type_code="9">ccfe3e8e-5500-456f-8f39-66a4721dc736</item>
                      </items>
                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
                            <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                              <X>2094.5</X>
                              <Y>1977</Y>
                            </item>
                            <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                              <X>2087</X>
                              <Y>1967</Y>
                              <W>12</W>
                              <H>20</H>
                            </item>
                          </items>
                        </chunk>
                      </chunks>
                    </chunk>
                    <chunk name="param_input" index="3">
                      <items count="6">
                        <item name="Name" type_name="gh_string" type_code="10">Variable z</item>
                        <item name="NickName" type_name="gh_string" type_code="10">z</item>
                        <item name="Description" type_name="gh_string" type_code="10">Variable #3</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">a63ae4df-3337-47e8-a5f8-bcdfe051b089</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                        <item name="Source" index="0" type_name="gh_guid" type_code="9">f1f50ddc-e87e-4109-a523-9f3c4c60d3ea</item>
                      </items>
                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
                            <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                              <X>2094.5</X>
                              <Y>1997</Y>
                            </item>
                            <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                              <X>2087</X>
                              <Y>1987</Y>
                              <W>12</W>
                              <H>20</H>
                            </item>
                          </items>
                        </chunk>
                      </chunks>
                    </chunk>
                    <chunk name="param_output" index="0">
                      <items count="5">
                        <item name="Name" type_name="gh_string" type_code="10">Result</item>
                        <item name="NickName" type_name="gh_string" type_code="10">r</item>
                        <item name="Description" type_name="gh_string" type_code="10">Expression result</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">ca8fec9b-e484-466b-a7dd-e74cb227a9cb</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">0</item>
                      </items>
                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
                            <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                              <X>2133</X>
                              <Y>1967</Y>
                            </item>
                            <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                              <X>2126</X>
                              <Y>1927</Y>
                              <W>11</W>
                              <H>80</H>
                            </item>
                          </items>
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                      </chunks>
                    </chunk>
                  </chunks>
                </chunk>
              </chunks>
            </chunk>
            <chunk name="Object" index="16">
              <items count="2">
                <item name="GUID" type_name="gh_guid" type_code="9">59e0b89a-e487-49f8-bab8-b5bab16be14c</item>
                <item name="Name" type_name="gh_string" type_code="10">Panel</item>
              </items>
              <chunks count="1">
                <chunk name="Container">
                  <items count="14">
                    <item name="Name" type_name="gh_string" type_code="10">Panel</item>
                    <item name="NickName" type_name="gh_string" type_code="10"></item>
                    <item name="Description" type_name="gh_string" type_code="10">A panel for custom notes and String values</item>
                    <item name="InstanceGuid" type_name="gh_guid" type_code="9">8c2228f3-bc59-47e7-8880-cc72160c18b9</item>
                    <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                    <item name="Source" index="0" type_name="gh_guid" type_code="9">ca8fec9b-e484-466b-a7dd-e74cb227a9cb</item>
                    <item name="UserText" type_name="gh_string" type_code="10">Double click to edit panel content…</item>
                    <item name="MultilineData" type_name="gh_bool" type_code="1">true</item>
                    <item name="EntryNumbers" type_name="gh_bool" type_code="1">true</item>
                    <item name="DrawPaths" type_name="gh_bool" type_code="1">true</item>
                    <item name="Alignment" type_name="gh_int32" type_code="3">1</item>
                    <item name="ScrollRatio" type_name="gh_double" type_code="6">0</item>
                    <item name="StreamContents" type_name="gh_bool" type_code="1">false</item>
                    <item name="StreamDestination" type_name="gh_string" type_code="10"></item>
                  </items>
                  <chunks count="1">
                    <chunk name="Attributes">
                      <items count="3">
                        <item name="CustomForeColour" type_name="gh_drawing_color" type_code="36">
                          <ARGB>255;0;0;0</ARGB>
                        </item>
                        <item name="CustomBackColour" type_name="gh_drawing_color" type_code="36">
                          <ARGB>255;255;250;90</ARGB>
                        </item>
                        <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                          <X>2208.399</X>
                          <Y>1887.281</Y>
                          <W>219</W>
                          <H>163</H>
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                    </chunk>
                  </chunks>
                </chunk>
              </chunks>
            </chunk>
            <chunk name="Object" index="17">
              <items count="2">
                <item name="GUID" type_name="gh_guid" type_code="9">59e0b89a-e487-49f8-bab8-b5bab16be14c</item>
                <item name="Name" type_name="gh_string" type_code="10">Panel</item>
              </items>
              <chunks count="1">
                <chunk name="Container">
                  <items count="14">
                    <item name="Name" type_name="gh_string" type_code="10">Panel</item>
                    <item name="NickName" type_name="gh_string" type_code="10"></item>
                    <item name="Description" type_name="gh_string" type_code="10">A panel for custom notes and String values</item>
                    <item name="InstanceGuid" type_name="gh_guid" type_code="9">8aff4868-9745-438c-a014-8889cbbfef40</item>
                    <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                    <item name="Source" index="0" type_name="gh_guid" type_code="9">14c68d04-7b6d-4832-8ad0-2b7fa4f808f9</item>
                    <item name="UserText" type_name="gh_string" type_code="10">Double click to edit panel content…</item>
                    <item name="MultilineData" type_name="gh_bool" type_code="1">true</item>
                    <item name="EntryNumbers" type_name="gh_bool" type_code="1">true</item>
                    <item name="DrawPaths" type_name="gh_bool" type_code="1">true</item>
                    <item name="Alignment" type_name="gh_int32" type_code="3">1</item>
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                    <item name="StreamContents" type_name="gh_bool" type_code="1">false</item>
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                  </items>
                  <chunks count="1">
                    <chunk name="Attributes">
                      <items count="3">
                        <item name="CustomForeColour" type_name="gh_drawing_color" type_code="36">
                          <ARGB>255;0;0;0</ARGB>
                        </item>
                        <item name="CustomBackColour" type_name="gh_drawing_color" type_code="36">
                          <ARGB>255;255;250;90</ARGB>
                        </item>
                        <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                          <X>2677.272</X>
                          <Y>2189.72</Y>
                          <W>209</W>
                          <H>157</H>
                        </item>
                      </items>
                    </chunk>
                  </chunks>
                </chunk>
              </chunks>
            </chunk>
            <chunk name="Object" index="18">
              <items count="2">
                <item name="GUID" type_name="gh_guid" type_code="9">01cbd6e3-ccbe-4c24-baeb-46e10553e18b</item>
                <item name="Name" type_name="gh_string" type_code="10">Concatenate</item>
              </items>
              <chunks count="1">
                <chunk name="Container">
                  <items count="4">
                    <item name="Name" type_name="gh_string" type_code="10">Concatenate</item>
                    <item name="NickName" type_name="gh_string" type_code="10">Concat</item>
                    <item name="Description" type_name="gh_string" type_code="10">Concatenate two Strings</item>
                    <item name="InstanceGuid" type_name="gh_guid" type_code="9">64c97f68-a950-4308-a043-09a9607cd904</item>
                  </items>
                  <chunks count="4">
                    <chunk name="Attributes">
                      <items count="2">
                        <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                          <X>1607</X>
                          <Y>2013</Y>
                        </item>
                        <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                          <X>1576</X>
                          <Y>1983</Y>
                          <W>59</W>
                          <H>59</H>
                        </item>
                      </items>
                    </chunk>
                    <chunk name="param_input" index="0">
                      <items count="6">
                        <item name="Name" type_name="gh_string" type_code="10">Start</item>
                        <item name="NickName" type_name="gh_string" type_code="10">A</item>
                        <item name="Description" type_name="gh_string" type_code="10">String to append to.</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">ff3f12d2-836e-40fb-8d07-c4104931a1f5</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                        <item name="Source" index="0" type_name="gh_guid" type_code="9">9c7bb01d-ea12-45ae-8c3b-244e91cc5cd9</item>
                      </items>
                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
                            <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                              <X>1586.5</X>
                              <Y>1998.75</Y>
                            </item>
                            <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                              <X>1578</X>
                              <Y>1985</Y>
                              <W>14</W>
                              <H>27</H>
                            </item>
                          </items>
                        </chunk>
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                    </chunk>
                    <chunk name="param_input" index="1">
                      <items count="6">
                        <item name="Name" type_name="gh_string" type_code="10">End</item>
                        <item name="NickName" type_name="gh_string" type_code="10">B</item>
                        <item name="Description" type_name="gh_string" type_code="10">String to append.</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">f6636de1-b6cc-4cd1-8af1-42e5c508a107</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                        <item name="Source" index="0" type_name="gh_guid" type_code="9">4932e72c-fe06-4ec3-b6b3-ae51dcc54b48</item>
                      </items>
                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
                            <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                              <X>1586.5</X>
                              <Y>2026.25</Y>
                            </item>
                            <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                              <X>1578</X>
                              <Y>2012</Y>
                              <W>14</W>
                              <H>28</H>
                            </item>
                          </items>
                        </chunk>
                      </chunks>
                    </chunk>
                    <chunk name="param_output" index="0">
                      <items count="5">
                        <item name="Name" type_name="gh_string" type_code="10">Result</item>
                        <item name="NickName" type_name="gh_string" type_code="10">R</item>
                        <item name="Description" type_name="gh_string" type_code="10">Resulting string consisting of A+B</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">0d228ad4-cb64-467b-a670-77a366644b46</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">0</item>
                      </items>
                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
                            <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                              <X>1627.5</X>
                              <Y>2012.5</Y>
                            </item>
                            <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                              <X>1619</X>
                              <Y>1985</Y>
                              <W>14</W>
                              <H>55</H>
                            </item>
                          </items>
                        </chunk>
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            </chunk>
            <chunk name="Object" index="19">
              <items count="2">
                <item name="GUID" type_name="gh_guid" type_code="9">01cbd6e3-ccbe-4c24-baeb-46e10553e18b</item>
                <item name="Name" type_name="gh_string" type_code="10">Concatenate</item>
              </items>
              <chunks count="1">
                <chunk name="Container">
                  <items count="4">
                    <item name="Name" type_name="gh_string" type_code="10">Concatenate</item>
                    <item name="NickName" type_name="gh_string" type_code="10">Concat</item>
                    <item name="Description" type_name="gh_string" type_code="10">Concatenate two Strings</item>
                    <item name="InstanceGuid" type_name="gh_guid" type_code="9">f7a7920e-029f-4fd1-9d69-fef4bda88ad2</item>
                  </items>
                  <chunks count="4">
                    <chunk name="Attributes">
                      <items count="2">
                        <item name="Pivot" type_name="gh_drawing_pointf" type_code="31">
                          <X>1607</X>
                          <Y>2081</Y>
                        </item>
                        <item name="Bounds" type_name="gh_drawing_rectanglef" type_code="35">
                          <X>1576</X>
                          <Y>2051</Y>
                          <W>59</W>
                          <H>59</H>
                        </item>
                      </items>
                    </chunk>
                    <chunk name="param_input" index="0">
                      <items count="6">
                        <item name="Name" type_name="gh_string" type_code="10">Start</item>
                        <item name="NickName" type_name="gh_string" type_code="10">A</item>
                        <item name="Description" type_name="gh_string" type_code="10">String to append to.</item>
                        <item name="InstanceGuid" type_name="gh_guid" type_code="9">08121440-a99f-4b89-b5da-04207e095a4f</item>
                        <item name="SourceCount" type_name="gh_int32" type_code="3">1</item>
                        <item name="Source" index="0" type_name="gh_guid" type_code="9">9d93d406-e1cf-4e06-a542-ad2f33cb6dc8</item>
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                      <chunks count="1">
                        <chunk name="Attributes">
                          <items count="2">
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                              <X>1586.5</X>
                              <Y>2066.75</Y>
                            </item>
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                              <X>1578</X>
                              <Y>2053</Y>
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                              <H>27</H>
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Canopy project for AA terrace
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Architectural Association
London
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Zubin Khabazi 
@ 
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