added update_position method

class_materials/exercises/particle_update_position.ipynb

@@ -17,7 +17,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 4,
    "metadata": {
     "ExecuteTime": {
      "end_time": "2018-07-27T15:05:51.531289Z",
@@ -35,7 +35,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 7,
    "metadata": {
     "pycharm": {
      "name": "#%%\n"
@@ -59,13 +59,16 @@
     "    def momentum(self):\n",
     "        return self.mass * self.velocity\n",
     "\n",
+    "    def update_position(self, position, dt):\n",
+    "        return position + self.velocity * dt\n",
+    "\n",
     "particle = Particle(mass=2.1, velocity=0.8)\n",
     "print(particle.momentum())"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [
     {
@@ -84,10 +87,23 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 8,
    "metadata": {},
-   "outputs": [],
-   "source": []
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "8.28"
+      ]
+     },
+     "execution_count": 8,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "particle.update_position(position = position, dt = 0.1)"
+   ]
   },
   {
    "cell_type": "code",
@@ -118,7 +134,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.11"
+   "version": "3.13.6"
   },
   "toc": {
    "nav_menu": {
@@ -142,5 +158,5 @@
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }