[,sptensor,character,missing,ANY-method
                        Extract values from a sparse tensor
[<-,sptensor,character,missing,ANY-method
                        Replace values from a sparse tensor
as_dtensor              Convert objects to dense tensors
as_sptensor             Convert objects to sparse tensors
dim,dtensor-method      Dimensions of a tensor
dimnames,dtensor-method
                        Dimension names of a tensor
dtensor                 Construct a dense tensor
dtensor-class           An S4 class for a dense tensor
dtensor-extract         Extract values from a dense tensor
dtensor-replace         Replace values from a dense tensor
fill_missing_indices    Fill NULL indices with a range from 1:dim
innerprod               Calculate the inner product of a pair of
                        tensors
is_dtensor              Test if the object is a tensor
length,tensor-method    Length of a tensor
norm                    Calculate the Frobenius norm of a tensor
nzsubs                  Subscripts of non-zero values in a tensor
nzvals                  Non-zero values in a tensor
outerprod               Calculate the outer product of a pair of
                        tensors
refold                  Refold an unfolded tensor
sptensor                Construct a sparse tensor
sptensor-class          An S4 class for a sparse tensor
squeeze                 Remove tensor dimensions of size 1
tensorr                 tensorr: sparse tensors in R
ttm                     Tensor times matrix
ttv                     Tensor times vector
unfold                  Unfold (matricize) a tensor along a mode
unfolded_dtensor        Construct an unfolded dense tensor
unfolded_dtensor-class
                        An S4 class for an unfolded dense tensor
unfolded_sptensor       Construct an unfolded sparse tensor
unfolded_sptensor-class
                        An S4 class for an unfolded sparse tensor
