check_network_sf        Internal checks before ggnetmap and
                        ggcentrality
fvgmap                  Map of municipality borders in the Friuli
                        Venezia Giulia region, Italy
ggcentrality            Calculate centrality indices for vertices
                        linked to a sf object
ggconn_area             Calculate connectedness to a specific vertex
                        for vertices linked to a sf object
ggnetmap                Fortify a network over a map
is_lookup_table         Is data frame a lookup table?
is_network              Is object a network?
is_sf                   Is object a map?
link_network_map        Link a network and a map
link_network_map2       Link a network and a map with a lookup table
netmap                  netmap: Plot 'network' and 'igraph' objects on
                        a 'sf' map using 'ggplot2'
netmap_plot             Plot a network object with a layout based on an
                        'sf' object
network.layout.extract_coordinates
                        Layout of a network based on a 'sf' object
reduce_to_map           Reduces network to vertices present on the map
