assert_cores            Check number of cores
get_blas_ncores         Number of cores used by BLAS (matrix
                        computations)
nb_cores                Recommended number of cores to use
plus                    Add
register_parallel       Register parallel
split_costs             Split costs in blocks
split_len               Split length in blocks
split_parapply          Split-parApply-Combine
split_vec               Split object in blocks
