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Author: rougier

100 Numpy exercises.ipynb

@@ -2193,13 +2193,16 @@
    "cell_type": "code",
    "execution_count": null,
    "metadata": {
-    "collapsed": true
+    "collapsed": false
    },
    "outputs": [],
    "source": [
     "# Author: Alex Riley\n",
     "# Make sure to read: http://ajcr.net/Basic-guide-to-einsum/\n",
     "\n",
+    "A = np.random.uniform(0,1,10)\n",
+    "B = np.random.uniform(0,1,10)\n",
+    "\n",
     "np.einsum('i->', A)       # np.sum(A)\n",
     "np.einsum('i,i->i', A, B) # A * B\n",
     "np.einsum('i,i', A, B)    # np.inner(A, B)\n",