ass1: Move z axis, add origin

slab.svg

@@ -87,8 +87,8 @@
      inkscape:pageopacity="0.0"
      inkscape:pageshadow="2"
      inkscape:zoom="0.98994949"
-     inkscape:cx="282.21008"
-     inkscape:cy="333.67778"
+     inkscape:cx="410.11856"
+     inkscape:cy="325.88542"
      inkscape:document-units="mm"
      inkscape:current-layer="layer1"
      showgrid="false"
@@ -122,8 +122,8 @@
        x="102.36423"
        y="0.063554808" />
     <path
-       style="fill:none;stroke:#000000;stroke-width:0.38676193;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker-start:url(#TriangleInL)"
-       d="M 5.6126584,8.1795327 V 107.23863"
+       style="fill:none;stroke:#000000;stroke-width:0.43481559;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker-start:url(#TriangleInL)"
+       d="M 102.36423,9.2964287 V 134.50012"
        id="path1796"
        inkscape:connector-curvature="0" />
     <path
@@ -134,13 +134,13 @@
     <text
        xml:space="preserve"
        style="font-style:normal;font-weight:normal;font-size:10.58333302px;line-height:1.25;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:0.26458332"
-       x="8.5526247"
-       y="7.5470991"
+       x="105.30419"
+       y="8.0816383"
        id="text2837"><tspan
          sodipodi:role="line"
          id="tspan2835"
-         x="8.5526247"
-         y="7.5470991"
+         x="105.30419"
+         y="8.0816383"
          style="stroke-width:0.26458332">z</tspan></text>
     <text
        xml:space="preserve"
@@ -180,5 +180,16 @@
          x="67.619186"
          y="40.153984"
          style="stroke-width:0.26458332">B</tspan></text>
+    <text
+       xml:space="preserve"
+       style="font-style:normal;font-weight:normal;font-size:10.58333302px;line-height:1.25;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:0.26458332"
+       x="95.648842"
+       y="114.18764"
+       id="text4134"><tspan
+         sodipodi:role="line"
+         id="tspan4132"
+         x="95.648842"
+         y="114.18764"
+         style="stroke-width:0.26458332">o</tspan></text>
   </g>
 </svg>