diff --git a/kaliningraph.json b/kaliningraph.json
index cd0a216b..f75a72d0 100644
--- a/kaliningraph.json
+++ b/kaliningraph.json
@@ -1,6 +1,6 @@
 {
   "properties": {
-    "kaliningraphVersion": "0.0.7",
+    "kaliningraphVersion": "0.0.8",
     "graphvizVersion": "0.16.0",
     "jgraphtVersion": "1.4.0",
     "ejmlVersion": "0.39",
@@ -27,13 +27,15 @@
   ],
   "imports": [
     "edu.mcgill.kaliningraph.*",
-    "edu.mcgill.kaliningraph.circuits.*"
+    "edu.mcgill.kaliningraph.circuits.*",
+    "org.ejml.data.*",
+    "org.ejml.kotlin.*"
   ],
   "renderers": {
-    "edu.mcgill.kaliningraph.LabeledGraph": "HTML(($it as edu.mcgill.kaliningraph.Graph).html())",
-    "edu.mcgill.kaliningraph.circuits.Gate": "HTML(($it as edu.mcgill.kaliningraph.Graph).html())",
-    "edu.mcgill.kaliningraph.circuits.ComputationGraph": "HTML(($it as edu.mcgill.kaliningraph.Graph).html())",
-    "edu.mcgill.kaliningraph.circuits.NFunction": "HTML(($it as edu.mcgill.kaliningraph.Graph).html())",
+    "edu.mcgill.kaliningraph.LabeledGraph": "HTML(($it as edu.mcgill.kaliningraph.Graph<*, *, *>).html())",
+    "edu.mcgill.kaliningraph.circuits.Gate": "HTML(($it as edu.mcgill.kaliningraph.circuits.Gate).graph.html())",
+    "edu.mcgill.kaliningraph.circuits.NFunction": "HTML(($it as edu.mcgill.kaliningraph.circuits.NFunction).graph.html())",
+    "edu.mcgill.kaliningraph.circuits.ComputationGraph": "HTML(($it as edu.mcgill.kaliningraph.Graph<*, *, *>).html())",
     "org.ejml.data.DMatrixSparseCSC": "HTML(\"<img src=\\\"${($it as org.ejml.data.DMatrixSparseCSC).adjToMat()}\\\"/>\")"
   }
 }
\ No newline at end of file
diff --git a/notebooks/Hello Kaliningraph.ipynb b/notebooks/Hello Kaliningraph.ipynb
index 23f10946..69b0c8de 100644
--- a/notebooks/Hello Kaliningraph.ipynb	
+++ b/notebooks/Hello Kaliningraph.ipynb	
@@ -13,199 +13,177 @@
    "cell_type": "code",
    "execution_count": 2,
    "metadata": {},
-   "outputs": [],
-   "source": [
-    "val graph = LabeledGraphBuilder { a - b - c - a }"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 3,
-   "metadata": {},
    "outputs": [
     {
      "data": {
       "text/html": [
-       "<svg width=\"89px\" height=\"191px\"\n",
-       " viewBox=\"0.00 0.00 89.00 191.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
-       "<g id=\"graph0\" class=\"graph\" transform=\"scale(1.0 1.0) rotate(0) translate(4 187)\">\n",
+       "<svg width=\"242px\" height=\"69px\"\n",
+       " viewBox=\"0.00 0.00 242.00 69.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
+       "<g id=\"graph0\" class=\"graph\" transform=\"scale(1.0 1.0) rotate(0) translate(4 65)\">\n",
        "<title>%3</title>\n",
-       "<polygon fill=\"white\" stroke=\"transparent\" points=\"-4,4 -4,-187 85,-187 85,4 -4,4\"/>\n",
        "<!-- a -->\n",
        "<g id=\"node1\" class=\"node\">\n",
        "<title>a</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M39,-146.5C39,-146.5 69,-146.5 69,-146.5 75,-146.5 81,-152.5 81,-158.5 81,-158.5 81,-170.5 81,-170.5 81,-176.5 75,-182.5 69,-182.5 69,-182.5 39,-182.5 39,-182.5 33,-182.5 27,-176.5 27,-170.5 27,-170.5 27,-158.5 27,-158.5 27,-152.5 33,-146.5 39,-146.5\"/>\n",
-       "<text text-anchor=\"middle\" x=\"53.56\" y=\"-158.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">a</text>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M12,-0.5C12,-0.5 42,-0.5 42,-0.5 48,-0.5 54,-6.5 54,-12.5 54,-12.5 54,-24.5 54,-24.5 54,-30.5 48,-36.5 42,-36.5 42,-36.5 12,-36.5 12,-36.5 6,-36.5 0,-30.5 0,-24.5 0,-24.5 0,-12.5 0,-12.5 0,-6.5 6,-0.5 12,-0.5\"/>\n",
+       "<text text-anchor=\"middle\" x=\"27\" y=\"-12.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">a</text>\n",
        "</g>\n",
-       "<!-- b -->\n",
+       "<!-- c -->\n",
        "<g id=\"node2\" class=\"node\">\n",
-       "<title>b</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M12,-73.5C12,-73.5 42,-73.5 42,-73.5 48,-73.5 54,-79.5 54,-85.5 54,-85.5 54,-97.5 54,-97.5 54,-103.5 48,-109.5 42,-109.5 42,-109.5 12,-109.5 12,-109.5 6,-109.5 0,-103.5 0,-97.5 0,-97.5 0,-85.5 0,-85.5 0,-79.5 6,-73.5 12,-73.5\"/>\n",
-       "<text text-anchor=\"middle\" x=\"26.56\" y=\"-85.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">b</text>\n",
+       "<title>c</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M102,-24.5C102,-24.5 132,-24.5 132,-24.5 138,-24.5 144,-30.5 144,-36.5 144,-36.5 144,-48.5 144,-48.5 144,-54.5 138,-60.5 132,-60.5 132,-60.5 102,-60.5 102,-60.5 96,-60.5 90,-54.5 90,-48.5 90,-48.5 90,-36.5 90,-36.5 90,-30.5 96,-24.5 102,-24.5\"/>\n",
+       "<text text-anchor=\"middle\" x=\"117\" y=\"-36.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">c</text>\n",
        "</g>\n",
-       "<!-- a&#45;&gt;b -->\n",
+       "<!-- a&#45;&gt;c -->\n",
        "<g id=\"edge1\" class=\"edge\">\n",
-       "<title>a&#45;&gt;b</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M47.46,-146.31C44.35,-138.12 40.55,-128.12 37.07,-118.98\"/>\n",
-       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"40.3,-117.63 33.48,-109.53 33.76,-120.12 40.3,-117.63\"/>\n",
+       "<title>a&#45;&gt;c</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M54.4,-25.7C62.48,-27.9 71.51,-30.37 80.1,-32.71\"/>\n",
+       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"79.35,-36.13 89.92,-35.39 81.19,-29.38 79.35,-36.13\"/>\n",
        "</g>\n",
-       "<!-- c -->\n",
+       "<!-- b -->\n",
        "<g id=\"node3\" class=\"node\">\n",
-       "<title>c</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M39,-0.5C39,-0.5 69,-0.5 69,-0.5 75,-0.5 81,-6.5 81,-12.5 81,-12.5 81,-24.5 81,-24.5 81,-30.5 75,-36.5 69,-36.5 69,-36.5 39,-36.5 39,-36.5 33,-36.5 27,-30.5 27,-24.5 27,-24.5 27,-12.5 27,-12.5 27,-6.5 33,-0.5 39,-0.5\"/>\n",
-       "<text text-anchor=\"middle\" x=\"54\" y=\"-12.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">c</text>\n",
+       "<title>b</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M192,-0.5C192,-0.5 222,-0.5 222,-0.5 228,-0.5 234,-6.5 234,-12.5 234,-12.5 234,-24.5 234,-24.5 234,-30.5 228,-36.5 222,-36.5 222,-36.5 192,-36.5 192,-36.5 186,-36.5 180,-30.5 180,-24.5 180,-24.5 180,-12.5 180,-12.5 180,-6.5 186,-0.5 192,-0.5\"/>\n",
+       "<text text-anchor=\"middle\" x=\"207\" y=\"-12.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">b</text>\n",
        "</g>\n",
-       "<!-- b&#45;&gt;c -->\n",
+       "<!-- c&#45;&gt;b -->\n",
        "<g id=\"edge2\" class=\"edge\">\n",
-       "<title>b&#45;&gt;c</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M33.54,-73.31C36.65,-65.12 40.45,-55.12 43.93,-45.98\"/>\n",
-       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"47.24,-47.12 47.52,-36.53 40.7,-44.63 47.24,-47.12\"/>\n",
+       "<title>c&#45;&gt;b</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M144.4,-35.3C152.48,-33.1 161.51,-30.63 170.1,-28.29\"/>\n",
+       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"171.19,-31.62 179.92,-25.61 169.35,-24.87 171.19,-31.62\"/>\n",
        "</g>\n",
-       "<!-- c&#45;&gt;a -->\n",
+       "<!-- b&#45;&gt;a -->\n",
        "<g id=\"edge3\" class=\"edge\">\n",
-       "<title>c&#45;&gt;a</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M57.65,-36.76C59.68,-47.19 61.98,-60.8 63,-73 64.37,-89.39 64.37,-93.61 63,-110 62.28,-118.58 60.93,-127.85 59.49,-136.23\"/>\n",
-       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"56.01,-135.78 57.65,-146.24 62.9,-137.04 56.01,-135.78\"/>\n",
+       "<title>b&#45;&gt;a</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M179.76,-16.95C168.73,-16.37 155.74,-15.78 144,-15.5 120.01,-14.92 113.99,-14.92 90,-15.5 81.74,-15.7 72.87,-16.05 64.5,-16.44\"/>\n",
+       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"64.05,-12.96 54.24,-16.95 64.4,-19.95 64.05,-12.96\"/>\n",
        "</g>\n",
        "</g>\n",
        "</svg>\n"
       ]
      },
-     "execution_count": 3,
+     "execution_count": 2,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "graph"
+    "val graph = LabeledGraphBuilder { a - b - c - a }; graph"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/html": [
-       "<svg width=\"170px\" height=\"337px\"\n",
-       " viewBox=\"0.00 0.00 170.45 337.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
-       "<g id=\"graph0\" class=\"graph\" transform=\"scale(1.0 1.0) rotate(0) translate(4 333)\">\n",
+       "<svg width=\"512px\" height=\"143px\"\n",
+       " viewBox=\"0.00 0.00 512.00 143.29\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
+       "<g id=\"graph0\" class=\"graph\" transform=\"scale(1.0 1.0) rotate(0) translate(4 139.29)\">\n",
        "<title>%3</title>\n",
-       "<polygon fill=\"white\" stroke=\"transparent\" points=\"-4,4 -4,-333 166.45,-333 166.45,4 -4,4\"/>\n",
-       "<!-- 4 -->\n",
+       "<!-- 3 -->\n",
        "<g id=\"node1\" class=\"node\">\n",
-       "<title>4</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M96,-219.5C96,-219.5 126,-219.5 126,-219.5 132,-219.5 138,-225.5 138,-231.5 138,-231.5 138,-243.5 138,-243.5 138,-249.5 132,-255.5 126,-255.5 126,-255.5 96,-255.5 96,-255.5 90,-255.5 84,-249.5 84,-243.5 84,-243.5 84,-231.5 84,-231.5 84,-225.5 90,-219.5 96,-219.5\"/>\n",
-       "<text text-anchor=\"middle\" x=\"110.56\" y=\"-231.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">4</text>\n",
+       "<title>3</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M192,-13.79C192,-13.79 222,-13.79 222,-13.79 228,-13.79 234,-19.79 234,-25.79 234,-25.79 234,-37.79 234,-37.79 234,-43.79 228,-49.79 222,-49.79 222,-49.79 192,-49.79 192,-49.79 186,-49.79 180,-43.79 180,-37.79 180,-37.79 180,-25.79 180,-25.79 180,-19.79 186,-13.79 192,-13.79\"/>\n",
+       "<text text-anchor=\"middle\" x=\"207\" y=\"-25.79\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">3</text>\n",
        "</g>\n",
-       "<!-- a -->\n",
+       "<!-- b -->\n",
        "<g id=\"node2\" class=\"node\">\n",
-       "<title>a</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M12,-146.5C12,-146.5 42,-146.5 42,-146.5 48,-146.5 54,-152.5 54,-158.5 54,-158.5 54,-170.5 54,-170.5 54,-176.5 48,-182.5 42,-182.5 42,-182.5 12,-182.5 12,-182.5 6,-182.5 0,-176.5 0,-170.5 0,-170.5 0,-158.5 0,-158.5 0,-152.5 6,-146.5 12,-146.5\"/>\n",
-       "<text text-anchor=\"middle\" x=\"26.56\" y=\"-158.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">a</text>\n",
+       "<title>b</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M282,-60.79C282,-60.79 312,-60.79 312,-60.79 318,-60.79 324,-66.79 324,-72.79 324,-72.79 324,-84.79 324,-84.79 324,-90.79 318,-96.79 312,-96.79 312,-96.79 282,-96.79 282,-96.79 276,-96.79 270,-90.79 270,-84.79 270,-84.79 270,-72.79 270,-72.79 270,-66.79 276,-60.79 282,-60.79\"/>\n",
+       "<text text-anchor=\"middle\" x=\"297\" y=\"-72.79\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">b</text>\n",
        "</g>\n",
-       "<!-- 4&#45;&gt;a -->\n",
+       "<!-- 3&#45;&gt;b -->\n",
        "<g id=\"edge1\" class=\"edge\">\n",
-       "<title>4&#45;&gt;a</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M90.67,-219.31C79.94,-210.24 66.61,-198.98 54.92,-189.1\"/>\n",
-       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"57.04,-186.31 47.15,-182.53 52.52,-191.66 57.04,-186.31\"/>\n",
+       "<title>3&#45;&gt;b</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M234.4,-45.89C242.74,-50.35 252.1,-55.34 260.94,-60.07\"/>\n",
+       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"259.45,-63.24 269.92,-64.86 262.75,-57.06 259.45,-63.24\"/>\n",
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-       "<!-- b -->\n",
-       "<g id=\"node3\" class=\"node\">\n",
-       "<title>b</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M67,-73.5C67,-73.5 97,-73.5 97,-73.5 103,-73.5 109,-79.5 109,-85.5 109,-85.5 109,-97.5 109,-97.5 109,-103.5 103,-109.5 97,-109.5 97,-109.5 67,-109.5 67,-109.5 61,-109.5 55,-103.5 55,-97.5 55,-97.5 55,-85.5 55,-85.5 55,-79.5 61,-73.5 67,-73.5\"/>\n",
-       "<text text-anchor=\"middle\" x=\"81.56\" y=\"-85.5\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">b</text>\n",
+       "<!-- c -->\n",
+       "<g id=\"node4\" class=\"node\">\n",
+       "<title>c</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M462,-51.79C462,-51.79 492,-51.79 492,-51.79 498,-51.79 504,-57.79 504,-63.79 504,-63.79 504,-75.79 504,-75.79 504,-81.79 498,-87.79 492,-87.79 492,-87.79 462,-87.79 462,-87.79 456,-87.79 450,-81.79 450,-75.79 450,-75.79 450,-63.79 450,-63.79 450,-57.79 456,-51.79 462,-51.79\"/>\n",
+       "<text text-anchor=\"middle\" x=\"477\" y=\"-63.79\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">c</text>\n",
        "</g>\n",
-       "<!-- 4&#45;&gt;b -->\n",
+       "<!-- 3&#45;&gt;c -->\n",
        "<g id=\"edge2\" class=\"edge\">\n",
-       "<title>4&#45;&gt;b</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M108.64,-219.4C106.01,-201.14 101.41,-171.39 96,-146 94.15,-137.32 91.81,-127.94 89.58,-119.49\"/>\n",
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+       "<title>3&#45;&gt;c</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M234.3,-30.04C251.84,-29.31 275.39,-29.14 296,-31.79\"/>\n",
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-       "<!-- a&#45;&gt;b -->\n",
-       "<g id=\"edge3\" class=\"edge\">\n",
-       "<title>a&#45;&gt;b</title>\n",
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-       "<polygon fill=\"black\" stroke=\"black\" stroke-width=\"4\" points=\"59.12,-119.41 62.95,-109.53 53.79,-114.87 59.12,-119.41\"/>\n",
+       "<!-- a -->\n",
+       "<g id=\"node3\" class=\"node\">\n",
+       "<title>a</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M372,-98.79C372,-98.79 402,-98.79 402,-98.79 408,-98.79 414,-104.79 414,-110.79 414,-110.79 414,-122.79 414,-122.79 414,-128.79 408,-134.79 402,-134.79 402,-134.79 372,-134.79 372,-134.79 366,-134.79 360,-128.79 360,-122.79 360,-122.79 360,-110.79 360,-110.79 360,-104.79 366,-98.79 372,-98.79\"/>\n",
+       "<text text-anchor=\"middle\" x=\"387\" y=\"-110.79\" font-family=\"Helvetica,sans-Serif\" font-size=\"20.00\">a</text>\n",
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        "<!-- b&#45;&gt;a -->\n",
-       "<g id=\"edge5\" class=\"edge\">\n",
+       "<g id=\"edge3\" class=\"edge\">\n",
        "<title>b&#45;&gt;a</title>\n",
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-       "<g id=\"node4\" class=\"node\">\n",
-       "<title>c</title>\n",
-       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M67,-0.5C67,-0.5 97,-0.5 97,-0.5 103,-0.5 109,-6.5 109,-12.5 109,-12.5 109,-24.5 109,-24.5 109,-30.5 103,-36.5 97,-36.5 97,-36.5 67,-36.5 67,-36.5 61,-36.5 55,-30.5 55,-24.5 55,-24.5 55,-12.5 55,-12.5 55,-6.5 61,-0.5 67,-0.5\"/>\n",
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-       "</g>\n",
-       "<!-- b&#45;&gt;c -->\n",
+       "<!-- a&#45;&gt;c -->\n",
        "<g id=\"edge4\" class=\"edge\">\n",
-       "<title>b&#45;&gt;c</title>\n",
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-       "<g id=\"edge6\" class=\"edge\">\n",
-       "<title>c&#45;&gt;a</title>\n",
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+       "<title>a&#45;&gt;c</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M414.4,-102.69C422.74,-98.23 432.1,-93.24 440.94,-88.51\"/>\n",
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        "<!-- c&#45;&gt;b -->\n",
-       "<g id=\"edge7\" class=\"edge\">\n",
+       "<g id=\"edge5\" class=\"edge\">\n",
        "<title>c&#45;&gt;b</title>\n",
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   },
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@@ -513,7 +488,7 @@
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@@ -657,7 +631,7 @@
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@@ -668,7 +642,7 @@
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@@ -677,112 +651,111 @@
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-       "<title>2</title>\n",
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+       "<g id=\"edge7\" class=\"edge\">\n",
+       "<title>c&#45;&gt;6a496</title>\n",
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        "</svg>\n"
       ]
      },
-     "execution_count": 17,
+     "execution_count": 16,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -793,7 +766,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 18,
+   "execution_count": 17,
    "metadata": {},
    "outputs": [
     {
@@ -802,7 +775,7 @@
        "true"
       ]
      },
-     "execution_count": 18,
+     "execution_count": 17,
      "metadata": {},
      "output_type": "execute_result"
     }
diff --git a/notebooks/Program Graphs.ipynb b/notebooks/Program Graphs.ipynb
index 31c1930f..b1d3ba07 100644
--- a/notebooks/Program Graphs.ipynb	
+++ b/notebooks/Program Graphs.ipynb	
@@ -2,97 +2,107 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 1,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      ":: problems summary ::\n",
+      ":::: ERRORS\n",
+      "\tSERVER ERROR: Gateway Time-out url=https://dl.bintray.com/egor-bogomolov/astminer/org/eclipse/platform/org.eclipse.core.runtime/\n",
+      "\n"
+     ]
+    }
+   ],
    "source": [
     "%use kaliningraph"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [
     {
      "data": {
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@@ -103,7 +113,7 @@
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@@ -112,7 +122,7 @@
   },
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@@ -121,7 +131,7 @@
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@@ -132,88 +142,87 @@
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+   "execution_count": 5,
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        "</g>\n",
-       "<!-- fa04a&#45;&gt;dbf22 -->\n",
+       "<!-- c&#45;&gt;3f4c2 -->\n",
        "<g id=\"edge5\" class=\"edge\">\n",
-       "<title>fa04a&#45;&gt;dbf22</title>\n",
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        "</svg>\n"
       ]
      },
-     "execution_count": 10,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -224,7 +233,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": 6,
    "metadata": {},
    "outputs": [
     {
@@ -233,18 +242,18 @@
        "<img src=\"data:image/jpg;base64,iVBORw0KGgoAAAANSUhEUgAAAHgAAAB4CAIAAAC2BqGFAAABLUlEQVR4Xu3SwQnEAAwDwfTf9F0BS0D+KA/tsAUY4ef5yO+j5nCCTnM4Qac5nKDTHE7QaQ4n6DSHE3Sawwk6zeEEneZwgk5zOEGnOZyg0xxO0GkOJ+g0hxN0msMJOs3hBJ3mcIJOczhBpzmcoNNneEqeDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfnvSK79JpDifoNIcTdJrDCTrN4QSd5nCCTnM4Qac5nKDTHE7QaQ4n6DSHE3Sawwk6zeEEneZwgk5zOEGnOZyg0xxO0GkOJ+g0hxN0msMJOkmSJEmSJEmSJEmSJEmSJEmSJEmSJEmSJEmSJEmSJEna9AfULsiarlkxWwAAAABJRU5ErkJggg==\"/>"
       ]
      },
-     "execution_count": 11,
+     "execution_count": 6,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "fun1.toGraph().A"
+    "fun1.graph.A"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
+   "execution_count": 7,
    "metadata": {},
    "outputs": [
     {
@@ -253,18 +262,18 @@
        "true"
       ]
      },
-     "execution_count": 12,
+     "execution_count": 7,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "fun1.toGraph() == fun2.toGraph()"
+    "fun1.graph == fun2.graph"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 13,
+   "execution_count": 8,
    "metadata": {},
    "outputs": [
     {
@@ -273,165 +282,164 @@
        "<img src=\"data:image/jpg;base64,iVBORw0KGgoAAAANSUhEUgAAAHgAAAB4CAIAAAC2BqGFAAABLUlEQVR4Xu3SwQnEAAwDwfTf9F0BS0D+KA/tsAUY4ef5yO+j5nCCTnM4Qac5nKDTHE7QaQ4n6DSHE3Sawwk6zeEEneZwgk5zOEGnOZyg0xxO0GkOJ+g0hxN0msMJOs3hBJ3mcIJOczhBpzmcoNNneEqeDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfng44X54OOF+eDjhfnvSK79JpDifoNIcTdJrDCTrN4QSd5nCCTnM4Qac5nKDTHE7QaQ4n6DSHE3Sawwk6zeEEneZwgk5zOEGnOZyg0xxO0GkOJ+g0hxN0msMJOkmSJEmSJEmSJEmSJEmSJEmSJEmSJEmSJEmSJEmSJEna9AfULsiarlkxWwAAAABJRU5ErkJggg==\"/>"
       ]
      },
-     "execution_count": 13,
+     "execution_count": 8,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "fun2.toGraph().A"
+    "fun2.graph.A"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 14,
+   "execution_count": 9,
    "metadata": {},
    "outputs": [
     {
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@@ -451,7 +459,7 @@
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@@ -460,112 +468,111 @@
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-     "execution_count": 17,
+     "execution_count": 12,
      "metadata": {},
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@@ -576,136 +583,135 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 18,
+   "execution_count": 13,
    "metadata": {},
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+       "<!-- 8870c -->\n",
+       "<g id=\"node6\" class=\"node\">\n",
+       "<title>8870c</title>\n",
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-       "<!-- 417b5&#45;&gt;c -->\n",
+       "<!-- 8870c&#45;&gt;3b827 -->\n",
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+       "<g id=\"node7\" class=\"node\">\n",
+       "<title>fa5f1</title>\n",
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-       "<!-- 1ff39&#45;&gt;a -->\n",
+       "<!-- fa5f1&#45;&gt;8870c -->\n",
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+       "<!-- c -->\n",
+       "<g id=\"node8\" class=\"node\">\n",
+       "<title>c</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M102,-0.5C102,-0.5 132,-0.5 132,-0.5 138,-0.5 144,-6.5 144,-12.5 144,-12.5 144,-24.5 144,-24.5 144,-30.5 138,-36.5 132,-36.5 132,-36.5 102,-36.5 102,-36.5 96,-36.5 90,-30.5 90,-24.5 90,-24.5 90,-12.5 90,-12.5 90,-6.5 96,-0.5 102,-0.5\"/>\n",
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        "</g>\n",
-       "<!-- 1ff39&#45;&gt;b -->\n",
+       "<!-- c&#45;&gt;8870c -->\n",
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-       "<title>1ff39&#45;&gt;b</title>\n",
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+       "<!-- a -->\n",
        "<g id=\"node9\" class=\"node\">\n",
-       "<title>fc07a</title>\n",
-       "<path fill=\"none\" stroke=\"#000000\" stroke-width=\"4\" d=\"M159,-365.5C159,-365.5 189,-365.5 189,-365.5 195,-365.5 201,-371.5 201,-377.5 201,-377.5 201,-389.5 201,-389.5 201,-395.5 195,-401.5 189,-401.5 189,-401.5 159,-401.5 159,-401.5 153,-401.5 147,-395.5 147,-389.5 147,-389.5 147,-377.5 147,-377.5 147,-371.5 153,-365.5 159,-365.5\"/>\n",
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        "</g>\n",
-       "<!-- fc07a&#45;&gt;5c54c -->\n",
+       "<!-- a&#45;&gt;fa5f1 -->\n",
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-       "<title>fc07a&#45;&gt;5c54c</title>\n",
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+       "<!-- b -->\n",
        "<g id=\"node10\" class=\"node\">\n",
-       "<title>fbaf7</title>\n",
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        "</g>\n",
-       "<!-- fc07a&#45;&gt;fbaf7 -->\n",
+       "<!-- b&#45;&gt;fa5f1 -->\n",
        "<g id=\"edge9\" class=\"edge\">\n",
-       "<title>fc07a&#45;&gt;fbaf7</title>\n",
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        "</g>\n",
        "</svg>\n"
       ]
      },
-     "execution_count": 18,
+     "execution_count": 13,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -716,7 +722,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 19,
+   "execution_count": 14,
    "metadata": {},
    "outputs": [
     {
@@ -725,315 +731,313 @@
        "false"
       ]
      },
-     "execution_count": 19,
+     "execution_count": 14,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "b.toGraph() == a.toGraph()"
+    "b.graph == a.graph"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 21,
+   "execution_count": 15,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "{*=-1999601991, 5=156, +=-2024355429, bf499=402653702, 3=156, +=19527988, +=461438, c=156, a=156, b=156}"
+       "{*=3008, 5=1, +=4000, 3b827=2016, 3=1, +=1985, +=993, c=1, a=1, b=1}"
       ]
      },
-     "execution_count": 21,
+     "execution_count": 15,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "b.toGraph().wl()"
+    "b.graph.wl()"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 22,
+   "execution_count": 16,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "{fa04a=402653702, 5=156, +=-1999601991, +=19527988, +=461438, a=156, b=156, c=156}"
+       "{f10e1=2016, 5=1, +=3008, +=1985, +=993, a=1, b=1, c=1}"
       ]
      },
-     "execution_count": 22,
+     "execution_count": 16,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "a.toGraph().wl()"
+    "a.graph.wl()"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 24,
+   "execution_count": 17,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "{+=19527988, bf499=402653702, +=461438, c=156, a=156, b=156}"
+       "{+=1985, 3b827=2016, +=993, c=1, a=1, b=1}"
       ]
      },
-     "execution_count": 24,
+     "execution_count": 17,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "fun1.toGraph().wl()"
+    "fun1.graph.wl()"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 25,
+   "execution_count": 18,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "{+=19527988, fa04a=402653702, +=461438, a=156, b=156, c=156}"
+       "{+=1985, f10e1=2016, +=993, a=1, b=1, c=1}"
       ]
      },
-     "execution_count": 25,
+     "execution_count": 18,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "fun2.toGraph().wl()"
+    "fun2.graph.wl()"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 26,
+   "execution_count": 19,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "{fa04a=402653702, 0=156, +=-1999601991, +=19527988, +=461438, a=156, b=156, c=156}"
+       "{f10e1=2016, 0=1, +=3008, +=1985, +=993, a=1, b=1, c=1}"
       ]
      },
-     "execution_count": 26,
+     "execution_count": 19,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "(fun2 + 0).toGraph().wl()"
+    "(fun2 + 0).graph.wl()"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 27,
+   "execution_count": 20,
    "metadata": {},
    "outputs": [
     {
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+       "<!-- c&#45;&gt;3f4c2 -->\n",
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        "</svg>\n"
       ]
      },
-     "execution_count": 27,
+     "execution_count": 20,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "(fun2 + 0).toGraph()"
+    "(fun2 + 0).graph"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 28,
+   "execution_count": 21,
    "metadata": {},
    "outputs": [
     {
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        "</g>\n",
-       "<!-- 4b268&#45;&gt;b -->\n",
+       "<!-- a&#45;&gt;93e8e -->\n",
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-       "<title>4b268&#45;&gt;b</title>\n",
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+       "<g id=\"node5\" class=\"node\">\n",
+       "<title>b</title>\n",
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        "</g>\n",
-       "<!-- 4b268&#45;&gt;c -->\n",
+       "<!-- b&#45;&gt;3f4c2 -->\n",
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-       "<title>4b268&#45;&gt;c</title>\n",
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-       "<!-- fa04a -->\n",
+       "<!-- c -->\n",
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-       "<title>fa04a</title>\n",
-       "<path fill=\"none\" stroke=\"#000000\" stroke-width=\"4\" d=\"M77.5,-219.5C77.5,-219.5 120.5,-219.5 120.5,-219.5 126.5,-219.5 132.5,-225.5 132.5,-231.5 132.5,-231.5 132.5,-243.5 132.5,-243.5 132.5,-249.5 126.5,-255.5 120.5,-255.5 120.5,-255.5 77.5,-255.5 77.5,-255.5 71.5,-255.5 65.5,-249.5 65.5,-243.5 65.5,-243.5 65.5,-231.5 65.5,-231.5 65.5,-225.5 71.5,-219.5 77.5,-219.5\"/>\n",
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+       "<title>c</title>\n",
+       "<path fill=\"none\" stroke=\"black\" stroke-width=\"4\" d=\"M12,-0.5C12,-0.5 42,-0.5 42,-0.5 48,-0.5 54,-6.5 54,-12.5 54,-12.5 54,-24.5 54,-24.5 54,-30.5 48,-36.5 42,-36.5 42,-36.5 12,-36.5 12,-36.5 6,-36.5 0,-30.5 0,-24.5 0,-24.5 0,-12.5 0,-12.5 0,-6.5 6,-0.5 12,-0.5\"/>\n",
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        "</g>\n",
-       "<!-- fa04a&#45;&gt;dbf22 -->\n",
+       "<!-- c&#45;&gt;3f4c2 -->\n",
        "<g id=\"edge5\" class=\"edge\">\n",
-       "<title>fa04a&#45;&gt;dbf22</title>\n",
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+       "<title>c&#45;&gt;3f4c2</title>\n",
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        "</svg>\n"
       ]
      },
-     "execution_count": 28,
+     "execution_count": 21,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1044,16 +1048,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 29,
+   "execution_count": 22,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "97136706"
+       "95708209"
       ]
      },
-     "execution_count": 29,
+     "execution_count": 22,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1064,16 +1068,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 30,
+   "execution_count": 23,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "93595536"
+       "50074510"
       ]
      },
-     "execution_count": 30,
+     "execution_count": 23,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -1084,10 +1088,23 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 24,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<img src=\"data:image/jpg;base64,iVBORw0KGgoAAAANSUhEUgAAAHgAAAB4CAIAAAC2BqGFAAABIklEQVR4Xu3QsVUEQAxDQei/Duo88lViE5hAM+83IH19lfl8/0918oKb6uQFN9XJC26qkxfcVCcvuKlOXnBTnbzgpjp5wU118oKb6uQFN9XJC26qkxfcVCcvuKlOXnBTnbzgpjp5wU118oKb6uQFN9XJC276N5+fn78XM+bVeb9bFffNq/N+tyrum1fn/W5V3DevzvvdqrhvXp33u1Vx37w673er4r55dd7vVsV98+q8362K++bVeb9bFffNq/N+tyrum1fn/W5V3DevzvvdqrhvXp33u1Vx37w673er4r55dd7vVsV98+q8362K++bVeb9bFffNq/N+tyrum1fn/W5V3DcPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4MovZmhCiX9ywMwAAAAASUVORK5CYII=\"/>"
+      ]
+     },
+     "execution_count": 24,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "fun1.graph.ANORM.let { it * it }"
+   ]
   }
  ],
  "metadata": {