 sum
	format (sum of differnt types of tensors such as sparse plus
	rank-1 tensor in Kruskal format), and so.</li>
	<li><a href="converting.html">Converting Tensors and
	Matrices</a> - The Tensor Toolbox includes special matrix
	classes to enable conversion to/from tensors.</li>
	<li><a href="working.html">Working with Tensors</a> - Creating
	test problems, tensor multiplication, and more.
	<li><a href="cp.html">CP Decompositions</a> - CP methods such
	  as alternating least squares, direct optimization, an