diff --git a/README.md b/README.md
index 432ad468..babab7ab 100644
--- a/README.md
+++ b/README.md
@@ -81,7 +81,7 @@ repositories {
 }
 
 dependencies {
-    implementation("com.github.breandan:kotlingrad:0.4.1")
+    implementation("com.github.breandan:kotlingrad:0.4.2")
 }
 ```
 
@@ -99,7 +99,7 @@ dependencies {
   <dependency>
     <groupId>com.github.breandan</groupId>
     <artifactId>kotlingrad</artifactId>
-    <version>0.4.1</version>
+    <version>0.4.2</version>
   </dependency>
 </project>
 ```
@@ -109,7 +109,8 @@ dependencies {
 To access Kotlin∇'s notebook support, use the following line magic:
 
 ```
-%use @https://raw.githubusercontent.com/breandan/kotlingrad/master/core/kotlingrad.json
+@file:Repository("https://jitpack.io")
+@file:DependsOn("com.github.breandan:kotlingrad:0.4.2")
 ```
 
 For more information, explore the [tutorial](samples/notebooks/hello_kotlingrad.ipynb).
diff --git a/build.gradle.kts b/build.gradle.kts
index 92bb51a0..93b7c3a5 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -26,7 +26,7 @@ allprojects {
   }
 
   group = "com.github.breandan"
-  version = "0.4.1"
+  version = "0.4.2"
 
   apply(plugin = "org.jetbrains.kotlin.jvm")
 
diff --git a/core/build.gradle.kts b/core/build.gradle.kts
index 8f67b551..9aae8b43 100644
--- a/core/build.gradle.kts
+++ b/core/build.gradle.kts
@@ -4,7 +4,7 @@ plugins {
   `maven-publish`
   id("shipshape")
   idea
-  kotlin("jupyter.api") version "0.8.3.255"
+  kotlin("jupyter.api") version "0.8.3.268"
 }
 
 // TODO: Maybe move this into the plugin somehow?
diff --git a/core/kotlingrad.json b/core/kotlingrad.json
deleted file mode 100644
index 6f099bdf..00000000
--- a/core/kotlingrad.json
+++ /dev/null
@@ -1,45 +0,0 @@
-{
-  "link": "https://github.com/breandan/kotlingrad",
-  "description": "A shape-safe symbolic differentiation framework for Kotlin",
-  "dependencies": [
-    "com.github.breandan:kotlingrad:0.4.1",
-    "com.github.breandan:kaliningraph:0.1.5"
-  ],
-  "imports": [
-    "edu.umontreal.kotlingrad.api.*",
-    "edu.mcgill.kaliningraph.*"
-  ],
-  "renderers": {
-    "edu.umontreal.kotlingrad.api.Sine" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Cosine" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Tangent" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Negative" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Sum" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Prod" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Power" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Log" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Derivative" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.SComposition" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.DProd" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VSumAll" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.SVar" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.SConst" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.SFun" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VNegative" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VMap" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VSum" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VVProd" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.SVProd" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VSProd" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.MVProd" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VMProd" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.MSumRows" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VDerivative" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Gradient" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VVar" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VComposition" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.Vec" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.VFun" : "HTML($it.html())",
-    "edu.umontreal.kotlingrad.api.MFun" : "HTML($it.html())"
-  }
-}
diff --git a/core/src/main/kotlin/edu/umontreal/kotlingrad/api/KotlinJupyter.kt b/core/src/main/kotlin/edu/umontreal/kotlingrad/api/KotlinJupyter.kt
index 2bace4c7..c311f1f8 100644
--- a/core/src/main/kotlin/edu/umontreal/kotlingrad/api/KotlinJupyter.kt
+++ b/core/src/main/kotlin/edu/umontreal/kotlingrad/api/KotlinJupyter.kt
@@ -1,21 +1,20 @@
 package edu.umontreal.kotlingrad.api
 
-//import org.jetbrains.kotlinx.jupyter.api.annotations.JupyterLibrary
-//import org.jetbrains.kotlinx.jupyter.api.*
-//import org.jetbrains.kotlinx.jupyter.api.libraries.*
-//
-//@JupyterLibrary
-//class Integration: JupyterIntegration() {
-//  override fun Builder.onLoaded() {
-//    listOf(
-//      "edu.umontreal.kotlingrad.api.*",
-////      "edu.mcgill.kaliningraph.*"
-//    ).forEach { import(it) }
-//
-////    render<Fun<*>> { HTML(it.render().toString()) }
-//
-//    // https://github.com/Kotlin/kotlin-jupyter/blob/master/docs/libraries.md#integration-using-kotlin-api
-//    // https://github.com/nikitinas/dataframe/blob/master/src/main/kotlin/org/jetbrains/dataframe/jupyter/Integration.kt
-//    // https://github.com/mipt-npm/visionforge/blob/dev/demo/jupyter-playground/src/main/kotlin/hep/dataforge/playground/VisionForgePlayGroundForJupyter.kt
-//  }
-//}
\ No newline at end of file
+import org.jetbrains.kotlinx.jupyter.api.annotations.JupyterLibrary
+import org.jetbrains.kotlinx.jupyter.api.*
+import org.jetbrains.kotlinx.jupyter.api.libraries.*
+
+@JupyterLibrary
+class Integration: JupyterIntegration() {
+  override fun Builder.onLoaded() {
+    listOf(
+      "edu.umontreal.kotlingrad.api.*",
+    ).forEach { import(it) }
+
+    render<Fun<*>> { HTML(it.render().toString()) }
+
+    // https://github.com/Kotlin/kotlin-jupyter/blob/master/docs/libraries.md#integration-using-kotlin-api
+    // https://github.com/nikitinas/dataframe/blob/master/src/main/kotlin/org/jetbrains/dataframe/jupyter/Integration.kt
+    // https://github.com/mipt-npm/visionforge/blob/dev/demo/jupyter-playground/src/main/kotlin/hep/dataforge/playground/VisionForgePlayGroundForJupyter.kt
+  }
+}
\ No newline at end of file
diff --git a/kaliningraph b/kaliningraph
index 8195ae5b..5982c293 160000
--- a/kaliningraph
+++ b/kaliningraph
@@ -1 +1 @@
-Subproject commit 8195ae5bb1059ba6ab367fac964771330986bf15
+Subproject commit 5982c293c796cc76ac33014adb0d75f11f979d26
diff --git a/samples/notebooks/hello_kotlingrad.ipynb b/samples/notebooks/hello_kotlingrad.ipynb
index 3715a46b..57c2d189 100644
--- a/samples/notebooks/hello_kotlingrad.ipynb
+++ b/samples/notebooks/hello_kotlingrad.ipynb
@@ -2,16 +2,17 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [],
    "source": [
-    "%use @https://raw.githubusercontent.com/breandan/kotlingrad/master/core/kotlingrad.json"
+    "@file:Repository(\"*mavenLocal\")\n",
+    "@file:DependsOn(\"com.github.breandan:kotlingrad:0.4.2\")"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -22,412 +23,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "WARNING: sun.reflect.Reflection.getCallerClass is not supported. This will impact performance.\n",
-      "INFO  node '52d13' -> 'color' has its default value 'black'.\n",
-      "INFO  node '52d13' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '33a6d' -> 'color' has its default value 'black'.\n",
-      "INFO  node '33a6d' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '87f69' -> 'color' has its default value 'black'.\n",
-      "INFO  node '87f69' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '0257c' -> 'color' has its default value 'black'.\n",
-      "INFO  node '0257c' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '-2.0' -> 'color' has its default value 'black'.\n",
-      "INFO  node '-2.0' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '1c92b' -> 'color' has its default value 'black'.\n",
-      "INFO  node '1c92b' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node 'x' -> 'color' has its default value 'black'.\n",
-      "INFO  node 'x' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '450b7' -> 'color' has its default value 'black'.\n",
-      "INFO  node '450b7' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node 'e1356' -> 'color' has its default value 'black'.\n",
-      "INFO  node 'e1356' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node 'f2e72' -> 'color' has its default value 'black'.\n",
-      "INFO  node 'f2e72' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '44010' -> 'color' has its default value 'black'.\n",
-      "INFO  node '44010' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '07bef' -> 'color' has its default value 'black'.\n",
-      "INFO  node '07bef' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '63be6' -> 'color' has its default value 'black'.\n",
-      "INFO  node '63be6' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '3.0' -> 'color' has its default value 'black'.\n",
-      "INFO  node '3.0' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node 'y' -> 'color' has its default value 'black'.\n",
-      "INFO  node 'y' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '66b9d' -> 'color' has its default value 'black'.\n",
-      "INFO  node '66b9d' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '3ee56' -> 'color' has its default value 'black'.\n",
-      "INFO  node '3ee56' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node 'eeecc' -> 'color' has its default value 'black'.\n",
-      "INFO  node 'eeecc' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node 'z' -> 'color' has its default value 'black'.\n",
-      "INFO  node 'z' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '-1.0' -> 'color' has its default value 'black'.\n",
-      "INFO  node '-1.0' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '-3.0' -> 'color' has its default value 'black'.\n",
-      "INFO  node '-3.0' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '1.0' -> 'color' has its default value 'black'.\n",
-      "INFO  node '1.0' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  node '2.0' -> 'color' has its default value 'black'.\n",
-      "INFO  node '2.0' -> 'fontcolor' has its default value 'black'.\n",
-      "INFO  link '52d13--33a6d' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '33a6d--87f69' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '0257c--33a6d' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '-2.0--87f69' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '1c92b--52d13' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'x--52d13' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'x--450b7' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '450b7--e1356' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'e1356--f2e72' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'f2e72--44010' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '44010--07bef' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '07bef--1c92b' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '63be6--0257c' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '3.0--0257c' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'y--1c92b' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'y--66b9d' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'y--44010' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'y--3ee56' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '66b9d--63be6' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '3ee56--eeecc' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'eeecc--07bef' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'z--63be6' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link 'z--eeecc' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '-1.0--66b9d' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '-1.0--3ee56' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '-3.0--f2e72' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '1.0--e1356' -> 'arrowhead' has its default value 'normal'.\n",
-      "INFO  link '2.0--450b7' -> 'arrowhead' has its default value 'normal'.\n",
-      "input  file:///tmp/GraphvizJava/DotEngine1998790069004436690/dotfile.dot\n",
-      "executing command [/bin/sh, -c, dot -Kdot -Tsvg /tmp/GraphvizJava/DotEngine1998790069004436690/dotfile.dot -ooutfile.svg]\n",
-      "output file:///tmp/GraphvizJava/DotEngine1998790069004436690/outfile.svg\n"
-     ]
-    },
     {
      "data": {
-      "text/html": [
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