extract_highlevel       Extract the high level of a multilevel network
extract_lowlevel        Extract the low level of a multilevel network
extract_mesolevel       Extract the meso level of a multilevel network
is_multilevel           Check whether a graph is multilevel
layout_multilevel       Layout for multilevel networks
linked_sim              A simulated multilevel network
mode_transformation     2-mode to 1-mode transformation
set_color_multilevel    Set colors for levels of a multilevel network
set_shape_multilevel    Set shapes for levels of a multilevel network
