ult is the symktensor with the weight vector multiplied by the scalar.</p><pre class="codeinput">4*S
</pre><pre class="codeoutput">ans is a symktensor of order 3 and dimension 4
	ans.lambda = [ 4 -4 ]
	ans.U = 
		     1     5
		     2     6
		     3     7
		     4     8
</pre><h2 id="13">Use norm to compute the Frobenius norm of a symktensor</h2><p>The function <tt>norm</tt> returns the Frobenius norm of a symktensor.</p><pre class="codeinput">norm(S)
</pre><pre class="codeoutput">ans =
   2.1469e+03
</pre>