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+Creating an array:\\
+{\ex \lstinline|    a = array([[1,2,3,4],[5,6,7,8]])|}
+
+Finding shape of array:\\
+{\ex \lstinline|    a.shape|}
+
+Reshape an array:\\
+{\ex \lstinline|    a.reshape(4,2)|}
+
+Creating identity matrix:\\
+{\ex \lstinline|    identity(3)|}
+
+Creating matrix with all zeros:\\
+{\ex \lstinline|    z = zeros((4,2))|}