ArrayGrid-class         ArrayGrid and ArrayViewport objects
aperm2                  Generalized permutation of the dimensions of an
                        array
array selection         Manipulation of array selections
bind-arrays             Combine multidimensional array-like objects
is_sparse               Check for sparse representation
read_block              Read array blocks
rowsum                  Compute column/row sums of a matrix-like
                        object, for groups of rows/columns
type                    Get the type of the elements of an array-like
                        object
write_block             Write array blocks
